City of Fort Oglethorpe Tennis Courts

ADDENDUM NO. 1 City of Fort Oglethorpe Tennis Courts Date: 21 June 2023 Invitation to Bid (ITB) #005-23 Derthick Henley & Wilkerson Architects File: 2212 The following amendments to the specifications and/or revisions to the drawings shall be a part of the contract documents. Bidders, therefore, shall consider them when preparing cost estimates, and the contractors shall be bound by them. Note: The pre-bid meeting was held 6-13-2022 on site. FRONT END 1. Updated Addenda Acknowledgement form with correct project completion date 2. Added Unit Price Form SPECIFICATIONS The following sections are added to the specification: 26 05 00 Common Work Results for Electrical 26 05 02 Testing for Electrical Systems 26 05 19 Low Voltage Electrical Power Conductors and Cables 26 05 26 Grounding and Bonding for Electrical Systems 26 05 33 Raceway and Boxes for Electrical Systems 26 05 53 Identification for Electrical Systems 26 28 13 Fuses 26 28 16 Enclosed Switches and Circuit Breakers 26 51 10

Sports Lighting Section 32 18 23 Tennis Pickleball Court Surfacing Section 31 10 00 Site Clearing 1. Paragraph 3.01 revised to include requirements for temporary security fencing Section 31 20 00 Earthwork 1. Paragraph 3.05 revised to be classified excavation. 2. Paragraph 3.09 line B revised to address unit pricing for undercutting DRAWINGS SHEET C100 1. Revised to list fence heights around pickleball 2. Revised to omit reference to asphalt court section at tennis courts SHEET C301 3. Revised grading of pickleball court to 0.9% cross-slope, raising the center crown ~0.08’ SHEET C302 1. Added reference to Erosion, Sedimentation & Pollution Control Plan checklist, Appendix 1 additional BMP at LID stormwater areas. SHEET C501 1. Added LOC (limit of construction) line 2. Added additional silt fence where construction is near the stream buffer. 3. Added reference to Appendix 1, checklist at construction sign. 4. Added GSWCC QR code for review tracking SHEET C502 1. Added additional silt fence where construction is near the stream buffer. 2. Revised undercut depth at Sediment trap B2 to increase temporary sediment storage volume 3. Added reference to Appendix 1, checklist at grass swales 4. Added GSWCC QR code for review tracking SHEET C504 1. Revised anticipated construction schedule 2. Revised table for disturbed area stabilization with mulching to remove asphalt chips as option. 3. Added table to summarize sediment trap storages, shown on C502. 4. Added GPS coordinates for construction exit to Detail Co 5. Added GSWCC QR code for review tracking SHEET C505 1. Revised section on primary permitee inspections 2. Revised notes on concrete truck washout to prohibit washout of the drum. 3. Added GSWCC QR code for review tracking SHEET C506 1. Added owner information as the primary permitee 2. Updated sampling requirement to list allowable NTU values. 3. Updated section on retention of records. 4. Added GSWCC QR code for review tracking 9 ADDENDA ACKNOWLEDGEMENT NOTE: Addenda will be published on the City’s website (www.fortogov.com) under the Bids and Proposals tab (https://fortogov.com/bids-and-proposals/). Ability to complete project by December 15, 2023. I certify this bid complies with the Bid Requirements and Project Specifications issued by the City except as clearly marked on the Exception Sheet. Authorized Representative / Title (Print or Type) Authorized Representative Date ADDENDA ACKNOWLEDGEMENT My signature below confirms my receipt of all addenda issued for this proposal. Numbers______ to _________ Signature *This acknowledgement is separate from my signature on the bid proposal form. My signature on the bid proposal form will not be deemed as an acknowledgement of addenda. Item Description Constractor's Bid Unit Price Unit Estimated Volume Contractor's Bid Allowance Price $ CY U.P. x Volume 3,000 2,000 4 Stone backfill (including transportation) to replace undercut areas, where recommended by onsite testing CY (compacted in- place yards) 1,000 Rock Excavation 65 to sub-grade (including transportation offsite) Rock Excavation” shall be such material which cannot be removed by means other than by blasting or with air hammer. Materials, which can be removed by ripping, shall not be considered “Trench Rock Excavation” (see specifications). TOTAL -$ BID UNIT PRICES FORM ITB # 005-23: City of Fort Oglethorpe Tennis Courts Bidder Name:_________________________________________________________ Project Location: 19 Van Cleve Street, Fort Oglethorpe, Georgia 30742 5 1 2 Excavation, placement, and compaction of approved offsite backfill material(including transportation) where undercutting of unsuitable material occurred. Undercutting of unsuitable material beneath sub- grade and legally dispose of off-site CY (computed cut measurements) CY (compacted in- place yards) CY (loose yards) 2212 / City of Fort Oglethorpe 26 05 00 - 1 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL SECTION 26 05 00 COMMON WORK RESULTS FOR ELECTRICAL PART 1 - GENERAL 1.01 DEFINITIONS Whenever occurring in Division 26 the following words shall have the meanings given below: A. "Provide" shall mean to furnish, install and connect complete. B. "Wiring" shall mean wire or cable, installed in conduit, cable tray, or wireways with all required boxes, fittings, connectors, and accessories completely installed. C. "Work" shall be understood to mean the materials completely installed including the labor involved. D. "Plans and Specifications/Contract Documents” shall be understood to mean the complete documents, including all trades, divisions, sections, addenda, etc. E. "Review of Shop Drawings" - see Division 1. F. "Conduit" shall mean either rigid steel conduit, intermediate metal conduit (IMC), electrical metallic tubing (EMT), or plastic conduit (PVC). 1.02 The Contractor AGREES that upon the submittal of a bid, he will have read and studied ALL of the Contract Documents, and that all of the requirements and coordination resulting from these documents are included in his bid. The intent is to obtain a complete installation of electrical work to which end the Contractor shall provide ALL labor, equipment, material, freight, rigging, etc., specified, shown or scheduled on plans. He also agrees that any other accessory items which may not be specified, shown, or scheduled on the plans, but which normally are furnished or can be reasonably implied from the specifications and/or plans to be required shall be provided. 1.03 No exclusion from, or limitations in the drawings, specifications, or other contract documents for the electrical work shall be reason for the omitting of the appurtenances or accessories necessary to complete any required system or item of equipment in this project. 1.04 Should the Contractor find any discrepancies and/or omissions in the contract documents, or be in doubt as to the intent of said documents, he shall obtain clarification or correction from the Architect and the Engineer BEFORE submitting a bid for work under this division. The Contractor will not be granted monetary allowances for discrepancies between his bid and the intent or the work after the contract is let, due to failure to follow this instruction. 1.05 The contractor shall not use any material or equipment that contains asbestos, PCB’s, or any other substance which is known to endanger the public health. 1.06 SCOPE OF WORK A. Installation of a complete sports lighting system B. The work of this division shall include the furnishing of all labor, supplies, materials, sales tax, permits, inspection fees, costs of testing, shop drawings, as built drawings, operation and maintenance manuals, and the performing of all operations including installation, cutting and chasing, trenching and backfilling, compaction, coordination with other trades on the job, etc., to the end of obtaining a complete installation of electrical work as shown on the drawings and called for in the written specifications. C. The work to be performed under the electrical contract shall include, but not be limited to: 1. Sports lighting system. D. The owner will not make any consideration to the contractor for any alleged misunderstanding of the amount of work to be performed. Submittal of a bid for work shall convey full agreement by the Contractor to all items and conditions specified, indicated on the drawings, and/or required by the nature of the job site. 2212 / City of Fort Oglethorpe 26 05 00 - 2 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL E. The Contractor shall be responsible for insuring that all equipment and materials are installed in a neat and workmanlike manner and are aligned, leveled and adjusted for satisfactory operation. He shall install all equipment so that all parts are easily accessible for inspection, operation, maintenance and repair. He shall insure that all 1.07 CODES, LAWS AND ORDINANCES A. Comply with all laws, codes, ordinances, and etc., having jurisdiction over the work to be performed under the contract for this project, EXCEPT where the requirements of the drawings and/or specifications are in excess of those called for in said laws, codes, ordinances, etc. B. Perform work in accordance with the locally adopted editions of the standards listed below; EXCEPT where federal, state and/or local codes are more stringent, in which case, follow them instead: 1. National Fire Protection Association NFPA 2. Underwriters Laboratories UL 3. American Society of Testing Materials ASTM 4. National Electrical Code NEC 5. National Electrical Manufacturing Association NEMA 6. Occupational Safety & Health Act OSHA C. The Contractor shall be responsible for installation of the work called for in the contract documents in accordance with all codes, laws, and ordinances, which govern such work. Should he encounter anything contained within the contract documents during preparation for bid which would prohibit the successful compliance of his responsibility under this item, he shall notify the Architect prior to execution of the contract for work so that adjustments can be made to the contract. D. The Contractor shall be responsible for obtaining all permits, inspection certificates, etc., required by local, state and/or federal authorities for this project, at his expense. Any and all additional work, expense, etc., incurred as the result of failure to request timely inspections, and or permits, shall be charged against the Contractor. E. Approval of the Architect, Engineer, and the appropriate inspection authorities must be secured for the complete electrical installation prior to contract closeout. Upon completion of the electrical work, the Contractor will furnish the Architect with two (2) copies of all certificates of inspection, permits, etc. Final payment to the Contractor will not be made until the requirements of this paragraph have been met. 1.08 LOCAL CONDITIONS A. Existing site utilities, underground services, structures, etc., are shown on the drawings accurately in scope only. No expressed or implied guarantee is given as to exact location of the above items. The Contractor is required to verify exact locations and subsequent effects of such on the job. B. The Contractor shall contact the local utility companies (power, telephone, etc.) to confirm the scheme of service called for on the drawings. Should the Contractor discover the need for any change to these service schemes per the utility involved, he shall notify the Architect prior to execution of the contract so that a solution can be provided. If any cost will be incurred to the project for any of the utilities to provide their services, the Contractor shall include this cost in the bid. If the utility does not furnish this cost number to the Contractor prior to bid submittal, the Contractor shall include a letter with the bid submittal stating this fact. This letter shall state that the cost will be forthcoming and will be an addition to the contract. C. Contractor shall verify with the Local Power Company the value of fault current in amperes which will be available at the secondary terminals of the Power Company transformer. If this value is in excess of the AIC ratings of the various panels, circuit breakers, etc., as shown on the drawings, the Contractor shall supply such equipment with AIC ratings which will accommodate the available fault current. Any increase in cost due to this item shall be included in the bid. 2212 / City of Fort Oglethorpe 26 05 00 - 3 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL D. Contractors desiring to bid on work under this division are required to visit the job site before bid submittal. During said visit the Contractor shall become familiar with all site conditions which will affect his work and the cost of the work. He shall also verify exact location of the equipment of the various utility companies from whom services will be required. The Contractor shall submit a letter with his bid stating that he has complied with this requirement. 1.09 PLANS AND SPECIFICATIONS A. While drawings are to scale, they are diagrammatic. DO NOT SCALE DRAWINGS HAVING 1/4" OR SMALLER SCALE. Equipment, conduit, outlets, etc., are not exactly positioned; therefore, the Contractor shall refer to architectural drawings for actual building dimensions, ceiling layouts, light fixture locations, work by other trades, etc. B. Should any conflict exist between the drawings and the written specifications, the specifications shall generally govern. Contact Engineer for clarifications. C. The drawings and written specifications for all divisions are part of the contract. Any work and material shown in the one and omitted in the other, or which may be reasonably implied by both or either, shall be fully furnished and performed by the Contractor, as required for a complete electrical system installation. D. No deviation from the drawings and specifications shall be made without the full knowledge and consent of the Architect. Should the Contractor find, at any time during the progress of the work, that, in his judgment, existing conditions make desirable a modification in requirements covering any particular item or items, he shall report such item promptly to the Architect for his decision and instructions. E. The right is reserved by the Architect to move any equipment, outlet, conduit, etc.; as much as ten (10) feet at no increase in cost, provided the Contractor is notified of the change before work on the detail in question is started. F. It shall be the responsibility of the Contractor to insure that the equipment he provides will fit into the available space, leaving reasonable space for maintenance and servicing of the equipment. If, after the installation of any equipment, it is determined that the space requirements have not been met, the Contractor shall rearrange the work at no additional cost. 1.10 COORDINATION OF WORK A. It is the responsibility of the Contractor to plan all work so that it proceeds with a minimum of interference with all other trades. He is to inform all parties concerned of openings in the building construction for equipment or conduit required for the electrical work. He is to coordinate the electrical work with the mechanical and plumbing installation. B. The contractor shall review and coordinate the locations of all electrical equipment. If there are any questions as to locations of equipment, notify the engineer for clarification prior to installation of equipment. C. The Contractor shall provide all required frames, sleeves, inserts, supports, anchor bolts, etc., as required for completion of the work. D. The Contractor shall lay out and coordinate all work well enough in advance so as to avoid conflicts or interference with other work in progress. If there is any interference, the electrical layout may be altered to suit the conditions, prior to the installation of any work and at no additional cost to the Owner. Consult the Architect for instructions. E. The contractor shall verify the location of all disconnect switches required by the project, prior to their installation. The installed location of any disconnect shall not impede the access to, or working space around, any piece of equipment. Neither shall the location cause any loss of equipment performance due to impeded air flow, etc. This requirement applies regardless of the location shown for the disconnects on the plans. If there is any question as to disconnect location, the contractor shall ask the engineer for clarification prior to installation. If any disconnect is found to be installed in such a way that it causes any problems as mentioned 2212 / City of Fort Oglethorpe 26 05 00 - 4 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL above, it shall be relocated at the expense of the contractor. F. Work lines and established heights shall be in strict accordance with architectural drawings and specifications, insofar as these drawings and specifications extend. It is the Contractor's responsibility to verify all elevations and detailed dimensions not indicated. 1.11 EQUIPMENT DATA A. Deliver all printed tags, instructions, certified drawings, parts lists, certificates, etc., supplied with equipment items, to the Architect at completion of the project. B. Assemble all such printed materials into a stiff-back binder identified on its face. Provide quadruple copies. 1.12 SHOP DRAWINGS A. Shop drawings for panelboards, sports lighting system, and other items as might be requested, shall be submitted to the Architect's Engineer for his approval, by the Contractor promptly upon receipt of the contract for work. B. The engineer will review the shop drawings for errors in the contractor’s interpretation of the contract documents only, and to assist the contractor in compliance with the documents. Corrections of comments made on shop drawings during the review do not relieve the contractor from compliance with requirements of the contract documents, plans, and specifications. Review of the shop drawings shall not relieve the contractor from responsibility for confirming and correlating all quantities and dimensions, coordination of his work with the other trades, and performance of his work in a safe and satisfactory manner. Review of shop drawings shall not permit any deviations from plans and specifications by the contractor, nor shall it permit changes to the plans and specifications by the engineer. Changes to, or deviations from, the contract documents may only be made by a Change Order issued by the architect and executed properly. C. The contractor shall review the information prepared by his suppliers and note any changes required prior to submitting the information to the. Equipment subject to shop drawing approval shall not be ordered until approved by the Engineer. Material ordered or installed without such approval, if rejected by the Engineer, shall be removed and replaced with approved items at the Contractor's expense. D. In order to procure approval for such equipment, the Contractor shall submit a minimum of six (6) sets of shop drawings and/or brochures describing each piece of equipment. Description shall include rated capacities, dimensions, manufacturer's catalog number, performance data with operating characteristics, optional features, modifications, etc. E. ALL BROCHURES AND DRAWINGS SHALL BE SUBMITTED AT THE SAME TIME. Items not approved shall be resubmitted with the necessary corrections made until final approval is obtained. F. See individual specification sections for additional shop drawing requirements. H. If equipment is substituted and approved in the shop drawing process; its use may affect electrical, mechanical, structural, and other systems which were designed based on the original equipment specifications. Any changes, and their cost, in any of the divisions of work affected by the substitution of equipment, shall be the sole responsibility of the contractor making the substitution. PART 2 - PRODUCTS 2.01 MATERIALS AND EQUIPMENT A. All materials and equipment shall be new and the best grade. They shall conform to all standards and requirements governing the work. Any and all equipment and materials damaged during installation shall be immediately replaced at NO cost to the Owner. B. Reference shall be made to drawing schedules and details and/or specifications for manufacturer, model, catalog number, size, capacity, performance, installation, etc., of 2212 / City of Fort Oglethorpe 26 05 00 - 5 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL equipment and material. Such information is used to denote design, workmanship, and quality desired. C. The Contractor shall offer his bid for work based on the electrical equipment (including light fixtures) which is described in these specifications and described in the respective schedules on the drawings. Pre-bid approvals for substitute equipment will not be given. D. PRODUCT SELECTION PROCEDURES: Product selection shall be governed by the Contract Documents, and not by previous project experience which the Contractor or his suppliers may possess. Procedures governing product selection include the following: 1. PROPRIETARY SPECIFICATION REQUIREMENTS: Where only a single product or manufacturer is named, provide the product indicated. No substitutions shall be permitted. 2. SEMIPROPRIETARY SPECIFICATION REQUIREMENTS: Where two or more products or manufacturers are named, provide one of the products indicated. No substitutions shall be permitted. 3. NON-PROPRIETARY SPECIFICATONS: When the specification lists products or manufacturers that are available for incorporation into the work, but do not restrict the Contractor to use of these products only, the Contractor may propose any available product which complies with the contract requirements. Such products are still subject to the shop drawings submittal process. E. In the submission of substitute equipment and materials, the Contractor shall note the following: (1) capacities are absolute minimum and must be equaled, (2) physical size limitations for space allotted, (3) structural properties, (4) noise levels, (5) interchangeability, (6) compatibility with other materials, (7) similar items shall be same manufacturer and style wherever possible. F. All materials and equipment, for which a UL or NEMA standard is established, shall be so approved and labeled or stamped. G. NEMA standards shall be taken as minimum requirements for electrical equipment. H. Electrical equipment shall operate properly under a 10 percent plus or minus voltage variation. I. Adhesives are not acceptable as mounting, supporting or assembling media. PART 3 - EXECUTION 3.01 All materials required for the project shall be ordered by the Contractor in a timely manner which allows the material to be received at the job site for installation in agreement with the job schedule, so that work of the other divisions is not held up in any way. 3.02 All materials and equipment received at the job site by the Contractor shall be stored and protected from damage while they wait to be installed. 3.03 All work shall be carried out in a neat and orderly manner by experienced electricians, under the constant supervision of a competent electrician, trained and licensed in this field, who shall represent the Contractor at all times in connection with the work. 3.04 Materials or work installed, rejected by the Architect's Engineer upon inspection shall be completely removed by the Contractor, and the work redone in a manner acceptable to the Engineer by the Contractor at no charge. 3.05 When rejected work is removed, should other material, equipment, etc., be damaged in the process, the Contractor shall make all necessary repairs, so that the damaged equipment is equal in quality, strength and appearance to its original state. 3.06 SPACE REQUIREMENTS A. The Contractor is fully responsible for determining in advance of purchase that all equipment and materials proposed for installation will fit into the space indicated while allowing sufficient clearance about the equipment and materials to allow proper maintenance and servicing of all 2212 / City of Fort Oglethorpe 26 05 00 - 6 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL components requiring such, including equipment and materials of other divisions located in the vicinity. B. Clearances in front of panelboards, switchboards, motor starters, busway taps, and other electrical equipment requiring servicing while energized, shall be provided in accordance with the NEC, table 110-16a, as required by the code text. C. The contractor shall prepare, and submit for review and approval prior to ordering equipment, dimensioned rough-in drawings at 1⁄2” = 1’-0” scale for each equipment room and meter equipment layout. These drawings shall show all equipment to scale based on the actual equipment ordered and shall be fully dimensioned. 3.07 RECORD AND AS-BUILT DOCUMENTS A. The Contractor shall maintain at the job site a complete set of Contract Documents. These documents shall be kept current with all changes, substitutions, etc., to the original documents as reflected by the actual work being installed. B. At closeout, the Contractor shall provide the Owner with one complete set of as-built reproducible drawings, and two clean sets of complete specifications. These documents shall show installed locations, sizes, etc., of all work and material as required by the contract documents and actually installed on the project. C. For each piece of equipment installed or provided, the Contractor shall provide three (3) sets of: 1. Manufacturer’s printed catalog pages 2. Manufacturer’s operating and maintenance instructions 3. Manufacturer’s wiring and connection diagrams, etc., 4. Motor interlock and control diagrams, showing operating instructions for, and normal positions of, each motor and controller All of this information shall be provided in bound 8-1/2” by 11” hardback booklets. 3.08 CLEANING A. The Contractor shall insure that all interior and exterior surfaces of panelboards, transformers, switchboards, motor starters, cabinets, etc., are cleaned so as to be free of dust, dirt, grease, plaster, debris, etc. Lighting fixtures shall be cleaned according to manufacturer’s recommendations. B. Any electrical equipment having sustained damage to any factory painted surfaces shall have that damage repaired and restored to original factory condition. C. Any and all ferrous metal surfaces exposed on the electrical system shall be painted. 3.09 EXCAVATION, SHORING, AND BACKFILL A. The Contractor shall perform all necessary excavation required for installation of his work. Each utility shall be installed in a separate trench. B. Excavation shall be below that required for general construction and final grade. It is expected that the Contractor shall process normally difficulties encountered in excavation related to rocks, debris, etc. However, should the Contractor encounter “solid” rock impediments to his excavation, he shall contact the Architect for directions. C. Any and all trenching shall be performed strictly in accordance with OSHA, and other authorities having jurisdiction, rules and regulations regarding “cave in” safety shoring. All shoring material used shall be completely removed prior to backfilling the trench. D. The Contractor shall not backfill trenches until the conduit banks have been inspected by the proper authorities. E. Backfill shall be done simultaneously on both sides of the equipment, raceways, etc. F. Backfill shall be clean soil, free of rocks, cinders, wood, debris, etc. 2212 / City of Fort Oglethorpe 26 05 00 - 7 COMMON WORK RESULTS FOR New Tennis Courts ELECTRICAL G. Backfill shall be installed in 12-inch layers. It shall be compacted to 85% per ASTM D-1557 in areas under sidewalks and grass; and to 95% under any paved areas. H. Should concrete encasement of raceways be required, the sides and floor of the trench shall be used as formwork for the concrete. This shall not apply unless the excavation is clean, free of debris, and of the proper size. 3.10 CUTTING AND PATCHING A. The Contractor shall be responsible for the location and size of all openings required for his work. B. The Contractor shall not cut into structural members or architectural finish surfaces without expressed written approval of the Architect. C. Any patching of surfaces required by the Contractor’s work shall be made so that they are equal in quality and appearance to the original surface. 3.11 FLASHING A. Raceways which pass through walls or roof surfaces to the outside shall be flashed in accordance with architectural standards and with the requirements of the roofing manufacturer. B. Any raceways penetrating the roof shall maintain a clearance of 18 inches minimum from all parapets. C. Whenever raceways pass through floor structures which contain a water proofing membrane, the Contractor shall provide a watertight floor sleeve for each raceway. The lowest floor shall be exempt. 3.12 MOISTURE - DAMP PROTECTION A. Whenever any electrical component, such as panels, raceways, etc., will be in contact with surfaces which may become damp or wet, that component shall be mounted on standoff devices so that it is a minimum of 1⁄4” away from the surface. 3.13 GUARANTEE AND WARRANTY A. The Contractor and the General Contractor shall, and hereby does, guarantee that all work executed, and all electrical equipment installed, under this division will be free of all defects in materials, manufacture, and workmanship for a period of one (1) year from the date of final acceptance of the building. The above parties agree that they will, at their expense, repair and/or replace all such defective work and equipment, and any and all other work damaged thereby, which becomes defective during the term of this guarantee. B. Sports Lighting System to be warranted for a period of 25 years, refer to Specification section 26 51 10 and drawings for warranty information. END OF SECTION 2212 / City of Fort Oglethorpe 26 05 02 - 1 TESTING FOR ELECTRICAL SYSTEMS New Tennis Courts SECTION 26 05 02 TESTING FOR ELECTRICAL SYSTEMS PART 1 - GENERAL 1.01 SUMMARY A. The entire electrical system shall be tested to insure proper operation and safety for building occupants and operating personnel. B. Testing shall insure conformity to code requirements and conformity to contract documents. 1.02 REGULATORY REQUIREMENTS A. Testing shall be in conformance local codes, utility company requirements, and standard industry practices. B. Testing shall accomplish the requirements of the NEC, Article 110. PART 2 - PRODUCTS 2.01 Testing shall be performed with instruments and materials required and approved for the purpose. PART 3 - EXECUTION 3.01 Perform appropriate tests on the entire electrical system before it is energized. Testing shall be performed to insure that it is free of unintended grounds, short circuits, and open circuits. 3.02 Provide safeguards to protect all personnel involved in the testing as well as for protection of equipment being tested. 3.03 Testing shall be performed in a timely manner. Reports of results shall be filed with the Architect in written form. 3.04 Testing shall include the following: A. Prior to connections to equipment, all service entrance conductors and feeder conductors shall be tested for unintended grounds and for insulation integrity with a megohm meter. Any conductor found to be defective in the testing shall be replaced. B. Ground fault protection systems on service entrance equipment shall be tested according to the NEC, Article 230-95. C. The grounding system network shall be tested to insure a resistance value of not more than ten (10) ohms to ground. Should the system test results be higher than 10 ohms, additional ground rods shall be driven, or alterations made to the system, to produce the 10-ohm or less value required. D. Full load currents of each feeder shall be measured to test for phase load balance. If the phases are not load balanced, circuit rearrangement shall be made to achieve balanced load conditions. E. The proper operation of all alarm and control systems installed under this division shall be verified by system operational testing. F. All circuits having parallel conductors shall be tested for proper phasing using hot phasing or other compatible techniques. 3.05 The Contractor shall provide additional testing as deemed necessary by the Architect to insure that all equipment functions properly and meets the requirements of the specifications and drawings. END OF SECTION 2212 / City of Fort Oglethorpe 26 05 19 - 1 LOW VOLTAGE ELECTRICAL POWER New Tennis Courts CONDUCTORS AND CABLES SECTION 26 05 19 LOW VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES PART 1 - GENERAL 1.01 SUMMARY A. This section includes building wires and cables, metal clad cable, connectors, and terminations for systems rated below 600 volts. 1.02 RELATED DOCUMENTS A. All drawings and Division 01 of the specifications and the general conditions of the Contract apply to this section. B. Section 260553 – Identification for Electrical Systems 1.03 REGULATORY REQUIRMENTS A. All products required and furnished under this section shall be listed and labeled per the NEC by UL or other testing agency acceptable to the authority having jurisdiction, and marked for intended use. B. All products furnished under this section, as installed, shall meet all requirements of the NEC. 1.04 WIRE AND CABLE A. All wire and cable routing shown on the drawings is approximate. Field verify dimensions and routing lengths of all conductors and cables required prior to installation. B. All wire and cable furnished on this project shall be copper and drawings reflect conductor sizes, conduit sizes, etc. based on copper conductors. 1.05 SUBMITTAL FOR INFORMATION: A. Provide written data for aluminum conductor substitution to the engineer indicating the voltage drop and ampacity calculations for the aluminum conductor substitute to match the copper conductor involved. PART 2 - PRODUCTS 2.01 CONDUCTORS A. Specified gauge sizes refer to American Wire Gauge, copper conductors. B. All wire and cable shall be of soft drawn, annealed, copper having a conductivity of not less than 98% of that of pure copper; each wire continuous without weld, splice, or joint throughout its length; uniform in cross section and free from flaws, scales and other imperfections. C. Sizes specified are AWG through No. 4/0 and circular mils above No. 4/0. Conductor No. 10 and smaller shall be solid; No. 8 and larger stranded. D. Conductors No. 4 and smaller shall be Type "THHN/THWN"; larger conductors shall be type "THW". E. All conductors shall be of the same name brand and shall be in the original wrapping. F. All conductors shall be Anaconda, Diamond, General Electric, General Cable, Paranite, Phelps-Dodge, Simplex, Triangle, or Southwire. 2.02 BRANCH CIRCUIT CONDUCTORS A. Minimum wire size for lighting and power circuits shall be #12. #10 shall be used where the run to the first outlet exceeds 75' for 120V circuit and 150' for 277V circuit. B. Branch circuit wiring, which supplies more than one fluorescent fixture through the wire-way of other fixtures, shall be rated for use at 150 degrees C. 2212 / City of Fort Oglethorpe 26 05 19 - 2 LOW VOLTAGE ELECTRICAL POWER New Tennis Courts CONDUCTORS AND CABLES C. All installations to be based on wire in conduit except for cases where the use of MC cable is allowed on the drawings in certain applications or instances. 2.03 METAL CLAD CABLE A. Provide a factory assembly of one or more 90 degrees C. insulation rated conductors enclosed in an armor of interlocking metal tape or a smooth or corrugated metallic sheath. B. Approved manufacturers shall be Alflex Corp., Armorlite, and American Flexible Conduit Co., or equal. C. Provide connectors rated specifically for use on MC cable. Connectors shall have an insulating sleeve or bushing provided between the armor and the conductors. Provide connectors that attach to cabinetry with locknuts. Other types are prohibited. 2.04 SPLICES & TERMINATIONS A. Splices for #10 AWG and smaller wire used on Branch circuits and fixtures shall be of the "Live Spring" pressure type, Ideal Co. wing nut and/or wire nut type connectors or approved equal. Splices shall be rated 600 volts or 1000 volts when enclosed in a fixture or sign. B. Solderless, mechanical type lugs shall be used for terminal connections for copper conductors of #8 AWG or larger. PART 3 - EXECUTION 3.01 WIRE AND CABLE A. Conductors shall be continuous from outlet to outlet and from outlet to junction box or pull box. All splices and joints shall be carefully and securely made to be mechanically and electrically solid with "Live Spring" pressure type connectors, by "IDEAL CO." or approved equal. Tape shall be "Scotch" No. 33 for indoor and NO. 88 for outdoor or approved equal. Where connection is made to any material, copper terminal lugs shall be bolted or compression fitted to the conductors. Where multiple connections are made to the same terminal, individual lugs for each conductor shall be used. B. Wire shall not be drawn into a conduit until all work on the conduit system, which might cause damage to the wiring, is complete. Ideal, Wire-Ease or approved equal may be used as lubricant. C. Where two or more circuits run to a single outlet box, tag each circuit with linen tags as a guide to the fixture hanger in making fixture connections. D. All stranded conductors shall be furnished with copper connecting lugs drilled or reamed the full diameter of the bare conductors. E. Mains and feeders shall be run their entire length in continuous pieces without joints or splices. If the runs are too long for a single conductor piece, then joint and/or splices installed per these specifications shall be used. F. All splices, taps, terminations, etc. in the conductors shall be kept where they are fully accessible for inspection and maintenance. G. All wiring in cabinets, boxes, gutters, etc., shall be neatly tied and held in place by nylon cable ties and mounting brackets. H. At each fixture outlet a loop or end or wire not less than 8" long shall be left for connection to fixtures. I. The number of crosses hatches, where indicated, designates the number of conductors to be installed when the number exceeds minimum of two (2). Where crosshatches are not indicated, the number of conductors shall be as determined by switching, homeruns, etc. This does not apply to conduit provided for telephone or other special systems. J. Branch circuits shall contain the necessary number of conductors to afford the switch control 2212 / City of Fort Oglethorpe 26 05 19 - 3 LOW VOLTAGE ELECTRICAL POWER New Tennis Courts CONDUCTORS AND CABLES indicated. K. Splices, etc. in signal and/or communication conductors shall be made with crimp-on or soldered connections, which are properly insulated. L. The Contractor shall not permit conductor bends to a radius less than 10 diameters or thickness on circuits of 600 volts or less. M. Conductors, when installed, shall not have dents, cuts, and scars, pressure indentation, abraded areas, etc. The Contractor will be responsible for replacement of conductors so damaged, at his expense. N. Lubricants used to ease conductor-pulling operations shall be specifically manufactured for that purpose. TALC only shall be used on isolated branch circuit wiring. O. An UL approved non-oxidation compound or grease (PENETROX by Burndy) is to be applied at all terminations of panel feeders, secondary service conductors, and primary (high voltage) service conductors prior to connection. END OF SECTION 2212 / City of Fort Oglethorpe 26 05 26 - 1 GROUNDING AND BONDING FOR New Tennis Courts ELECTRICAL SYSTEMS SECTION 26 05 26 GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS PART 1 - GENERAL 1.01 SUMMARY A. This section includes the electrical grounding of all electrical systems and equipment provided on this project. 1.02 RELATED DOCUMENTS A. All drawings and Division 01 of the specifications and the general conditions of the Contract apply to this section. B. Specification section 260519 – Low Voltage Electric Power Conductors and Cables 1.03 REGULATORY REQUIREMENTS A. All components, equipment, fittings, accessories, etc. required and furnished under this section shall be listed and labeled per the NEC by UL or other testing agency acceptable to the authority having jurisdiction, and marked for intended use. B. All components, equipment, fittings, accessories, etc. required and furnished under this section shall comply with the NEC, particularly Article 250. 1.04 GROUNDING SYSTEM A. Components of the grounding system shall include (but not limited to): 1. Driven ground rod(s) PART 2 - PRODUCTS 2.01 MANUFACTURERS A. All grounding equipment shall be manufactured by ERICO International Corporation or equal. B. Grounding conductor manufacturers shall be per Section 260519 of these specifications. 2.02 CONDUCTORS A. All grounding conductors shall be copper. Conductors smaller than No. 8 AWG shall be solid; all other conductors shall be stranded. Ground conductors shall be bare or have type THHN insulation, green in color. B. Aluminum grounding conductors shall not be used. 2.03 GROUND RODS A. Ground rods shall be copper clad, sectional, solid steel, 10-ft. long, 3⁄4 in. diameter. B. Rods shall be threaded on both ends. C. All couplings shall be bronze and made by the rod manufacturer. 2.04 CONNECTIONS A. Grounding connections made to ground rods, building re-steel, counterpoise systems, etc. shall be made via exothermic welding means. B. Grounding connections to pipes shall be made with bolted pressure type or compression type clamps manufactured for grounding purposes. C. Grounding connections to boxes, fixtures, etc. shall be made at the factory provided grounding terminal. 2212 / City of Fort Oglethorpe 26 05 26 - 2 GROUNDING AND BONDING FOR New Tennis Courts ELECTRICAL SYSTEMS PART 3 - EXECUTION 3.01 EQUIPMENT CONNECTIONS A. Provide grounds to all equipment requiring them, including, but not limited to: 1. Conduit and enclosures. 2. All neutral conductors. 3. Panelboards, switchboards, etc. 4. Ground terminals on receptacles, appliances, equipment, etc. B. Make all connections with galvanically compatible materials. C. Clean all connections points so that new bare metal surfaces are involved in connections. D. Tighten all bolts, screws, etc. on grounding connections to torque ratings of manufacturer, or per UL 486A if there are no manufacturer’s instructions on torque settings. E. Seal all grounding connections of dissimilar metals with inert product intended for this purpose to exclude moisture infiltration into connection joints. 3.02 Route all grounding conductors via shortest physical path possible without obstructing access to other systems or placing the conductors in locations where they will be subjected to any type of damage. 3.03 All bonding conductors (straps, jumpers, etc.) shall be installed so that their connections are isolated from equipment vibrations, etc. 3.04 In all raceway systems provide an equipment grounding conductor in addition to the circuit neutral inside the raceway with the phase conductors. Equipment grounding conductor shall be “Green” in color. END OF SECTION 2212 / City of Fort Oglethorpe 26 05 33 - 1 RACEWAY AND BOXES FOR New Tennis Courts ELECTRICAL SYSTEMS SECTION 26 05 33 RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS PART 1 - GENERAL 1.01 RELATED DOCUMENTS A. The General and Supplementary Conditions, and General Requirements (Division 1), apply to the work specified in this Section. 1.02 LOCATION OF OUTLETS A. Unless specifically indicated, all outlets are located diagrammatically on the drawings. Reference shall be made to the architectural and mechanical plans for the exact location of all outlets. B. Outlets shall be located so that they will be symmetrical with architectural details and power outlets shall be so located as to properly serve the equipment. 1.03 JUNCTION BOXES AND PULL BOXES A. Furnish and install junction and pull boxes as required to facilitate installation of the various conduit systems and as required by the NEC. PART 2 - PRODUCTS 2.01 FEEDERS AND BRANCH CIRCUITS A. Rigid conduit or IMC shall be used for all feeders and sub-feeders and branch circuits, where exposed to possible physical damage. EMT shall be permitted in protected areas. 2.02 RIGID CONDUIT A. All rigid conduit shall be of the best quality steel of standard dimensions, hot dip galvanized, threads included, clean and smooth inside. Conduit shall be manufactured as Electrical Conduit with the manufacturer’s trademark or stamp on each length of conduit. B. Fittings for all rigid conduits shall be steel or malleable iron as manufactured by Thomas and Betts or equal. DIE CAST FITTINGS OF ANY MATERIAL SHALL NOT BE USED. 2.03 ELECTRIC METALLIC TUBING (EMT) A. EMT conduit shall be of the best quality steel of standard dimensions, hot dip galvanized, clean and smooth inside. Conduit shall be manufactured as Electrical Conduit with the manufacturer’s trademark or stamp on each length of conduit. B. Fittings for all EMT conduit shall be compression type, made of steel, with case hardened locknuts, and nylon insulated throats; or steel setscrew fillings with case hardened locknuts, and nylon insulated throats. DIE CAST FITTINGS OF ANY MATERIAL SHALL NOT BE USED. Fittings shall be manufactured by Thomas and Betts or equal. 2.04 RIGID NONMETALLIC CONDUIT (PVC) A. All PVC conduit shall be produced by the same manufacturer, be schedule 40, and manufactured as Electrical Conduit with the manufacturer’s trade mark or stamp on each length of conduit. B. All PVC conduit fittings and cement shall be secured from the conduit manufacturer. C. All PVC conduit shall meet the following standards: 1. Rated for 90 degrees centigrade. 2. Shall have a tensile strength of 7,000 psi @ 73 degrees F. 3. Shall have a flexural strength of 11,000 psi. 4. Shall have a compressive strength of 8,600 psi. D. PVC not allowed above grade. 2212 / City of Fort Oglethorpe 26 05 33 - 2 RACEWAY AND BOXES FOR New Tennis Courts ELECTRICAL SYSTEMS 2.05 FLEXIBLE CONDUIT A. Flexible Steel Conduit (No Cover) shall be constructed of reduced wall galvanized steel, and shall be manufactured as Electrical Conduit with the manufacturer’s trademark or stamp. B. PVC Extruded Cover Flexible Conduit shall be used in all outdoor applications. It shall be UL listed for outdoor use. C. Connectors and fittings for flexible conduit shall be steel type with nylon insulated throats. Connectors shall “bite” into the conduit under pressure of the connector bolt. All connectors and fittings shall be manufactured by Thomas and Betts or equal. 2.06 BELOW GRADE CONDUIT AND CABLE SEAL A. Seals for either conduit or cable below grade shall form a reliable lasting seal between building and the outside and shall be able to withstand pressures to a minimum head of 50 feet of water. The below grade seals shall be as manufactured by O.Z./Gedney and sized for the particular application. 2.07 THREADED JOINT COMPOUND A. Threaded joint compound shall be a corrosive inhibiting compound that is electrically conductive under pipe joint pressure. The compound shall be Thomas and Betts "KOPR-HIELD" or approved equal. 2.08 CONDUIT IDENTIFICATION TAPE A. Conduit identification tape for use in marking underground conduit runs shall be inert polyethylene, resistant to acids, alkalis, etc., which might be in the soil. The tape shall be a minimum of 4 mils thick, 6 inches wide, and yellow in color. It shall have the words “CAUTION – ELECTRIC LINE BURIED BELOW” imprinted along its entire length with a contrasting color permanent ink. The tape shall be “Terra Tape” as manufactured by Reef Industries, Inc., Houston, Texas; or equal. 2.09 PULL BOXES A. All pull boxes shall be constructed of code gauge galvanized steel of the dimensions required by Article 370 of the NEC, according to the number, size, and position of conduits entering the box. B. Pull boxes installed in vertical runs of conductors shall be provided with Red Seal type VVC or approved equal cable supports as required by Table 300-19 of the NEC. C. Pull boxes for horizontal runs of feeder conductors which contain more than one feeder shall be provided with reinforced flange and removable 12 gauge 1-1/2” by 1-1/2” galvanized channel for support of conductors. Wood supports shall not be used. D. Pull boxes installed in finished spaces shall be flush mounted and shall be provided with trim, hinged door, and flush latch with lock to match trims for flush mounted panelboards. PART 3 - EXECUTION 3.01 INSTALLATION A. Unless otherwise specifically noted on the drawings, ALL CONDUCTORS installed on this project shall be installed in conduit as specified herein. B. Any conduit installed on this project shall be no smaller than 3⁄4”, except as otherwise noted on the drawings. Where desirable for ease of installation, larger sizes than those called out on the drawings may be used. The contractor is responsible for resolution of any conflicts arising from the use of larger sizes. C. Conduit shall be continuous from outlet to outlet, from outlet to panelboard cabinet, junction box, and/or pull box. Conduit shall enter and be secured to all boxes, etc., in such a manner that each raceway system will be electrically continuous from the service entrance to all outlets. All conduit from panelboard cabinets and junction boxes shall terminate in approved outlet boxes or conduit 2212 / City of Fort Oglethorpe 26 05 33 - 3 RACEWAY AND BOXES FOR New Tennis Courts ELECTRICAL SYSTEMS fittings. Conduit connection to any box, which has no threaded hub for its reception, shall be installed with two locknuts. D. In general, the conduit installation shall follow the layout shown. However, this layout is diagrammatic only; and where changes are necessary due to structural conditions, other apparatus, or other causes, such changes shall be made without any additional cost to the Owner. Offsets in conduit are not indicated, and must be provided as required. E. Junction boxes and pull boxes shall be provided and installed as required to facilitate the systems shown on the drawings. “AX” expansion fittings shall be installed in all conduit runs wherever they cross building expansion joints. F. At couplings, conduit ends shall be threaded so they meet in the coupling. Right and left couplings shall not be used; conduit couplings of the Erickson type or approved equal shall be used at locations requiring such joints. G. Connections in conduit installed in outdoor or indoor locations where exposed to continuous or intermittent moisture, shall provide a liquid-tight seal. The sealing hub fittings shall be of steel or malleable iron, with recessed sealing "0" ring and a nylon insulated throat, Thomas and Betts Series 370. All conduit and cable, telephone or otherwise, which extend from the interior to the exterior below grade shall be sealed with a fitting designed for that particular use so as to be watertight. H. No bends will be permitted with a radius less than size (6) times the diameter of the conduit nor more than 90 degrees. I. All conduits shall be concealed in the wall, in or below floors or above ceilings unless otherwise directed or indicated. Concealed conduit shall be supported from the building construction at intervals not exceeding 8'-0". Concealed conduit above the ceiling shall be supported independent of ceiling construction. Where ceilings of the lay-in type are used, conduit must be installed high enough to permit removal of ceiling panels and lighting fixtures. J. Where conduit is expressly shown to be run exposed, the conduit shall be supported at intervals not exceeding 8'-0" with straps and wood screws for wood construction, machine screws for metal construction, and expansion bolts for masonry construction. Exposed conduit in finished spaces that pass through walls or ceilings shall be provided with chrome plated escutcheons. Run exposed conduit, where permitted by this specification, parallel or at right angles to the building with approved galvanized iron clamps or hangers. Devices attached to masonry or slabs shall be secured with inserts and bolts or lead expansion sleeves. Provided a support at each outlet box, at each conduit elbow, and at each junction box. Wooden plugs inserted in drilled holes are not acceptable as support bases. K. Where two (2) or more conduits are run parallel and adjacent, they shall be installed on gang hangers. L. Where connections are made to motors more than 2'-0" away from walls or columns, a vertical conduit, minimum size 3/4", securely attached to floor and ceiling shall be installed and the wiring carried into and out of this conduit by means of condulets and flexible conduit. M. Conduit embedded in concrete, which is in contact with the earth, and conduit installed outside the building below grade shall be rigid steel conduit, IMC or PVC. N. Conduit shall be located 6" minimum from surfaces with temperature ranges above 140 degrees F. O. Conduit shall not be installed in any manner, which will result in the accumulation of condensation in the pipe. P. In masonry construction, wooden plugs inserted in drilled holes are NOT acceptable as bases for supports for conduit. The Contractor shall use approved types of galvanized wall brackets, beam clamps, strap hangers, or pipe straps secured by means of toggle bolts in hollow masonry units, expansion bolts in concrete or brick, machine screws or bolts and nuts in metal surfaces, and 2212 / City of Fort Oglethorpe 26 05 33 - 4 RACEWAY AND BOXES FOR New Tennis Courts ELECTRICAL SYSTEMS wood screws in wood surfaces. Q. Conduit runs left for future use shall be checked for unblocked passage by the use of a ball mandrel. Contractor shall leave a non-mildewing polyolefin pull line in each such conduit. The line shall have an average tensile strength of 200 lbs. for 1" or smaller conduit and 500-lbs. for conduit larger than 1". Pull lines shall be based on the standard set by Ideal Co. product #31- 343 for 200-lb. line and 32-244 for 500-lb. line. R. Electrical contractor to furnish and install all conduit for controls systems. Coordinate with Steve Greeson of ALC for requirements. 3.02 CONDUIT PROTECTION A. Conduit shall not be installed in any manner that will result in the accumulation of water inside the pipe. B. Conduit shall be located a minimum of 6 inches away from any surfaces which will reach surface temperatures of 140°F. or above. C. All conduit installed in the ground outside of the building shall be buried a minimum of 36 inches below finished grade, but in no case shall it be buried more than 48 inches deep without the written consent of the Engineer. D. Conduit run inside the building below floor slabs shall be included within the concrete pour of the slab, located between the reinforcing steel vertically. E. For all conduit installed in the ground outside of the building, provide identifying marker tape over the entire length of the conduit run. Place tape below finished grade between 12 inches and 18 inches absolute. F. All conduit shall be secured in place and protected to prevent damage to work during construction. The ends of all conduit and conduit fittings shall be plugged to avoid filling with dirt, plaster, gypsum, etc. Plugs shall be Thomas and Betts series 1470. G. All conduit shall be blown out and swabbed clear of water and trash prior to the installation of any conductors in the conduit. 3.03 GROUNDING AND TERMINATIONS A. Connections to all panelboards, cabinets, pull boxes, etc., shall be installed with a grounding wedge lug between the bushings and the box; or with locknuts designed to “bite” into the metal of the box. B. To insure continuity of electrical ground and to improve conductivity, use Kopr-Shiel compound, series CP-8 as manufactured by Thomas and Betts on all rigid conduit threaded joints. C. In ALL conduit runs, rigid or otherwise provide a green colored insulated grounding conductor inside the conduit with the phase conductors. 3.04 FLEXIBLE CONDUIT A. Non-covered flexible steel conduit shall be used in making short connections from outlet boxes to recessed lighting fixtures. Such conduit runs shall be no longer than 72-inches. B. Flexible conduit runs to other equipment shall be kept as short as possible, but shall have a minimum length of 12 inches. C. Flexible conduit connections to dry type transformers, rotating or vibrating machinery, kitchen equipment, or any other equipment, which may result in the conduit being exposed to moisture, shall be PVC covered. 3.05 PVC CONDUIT A. PVC conduit shall not be used above grade under any circumstances. B. All PVC conduit joints of any type shall be solvent welded in accordance with the manufacturer’s 2212 / City of Fort Oglethorpe 26 05 33 - 5 RACEWAY AND BOXES FOR New Tennis Courts ELECTRICAL SYSTEMS recommendations. 3.07 PULL BOXES A. Pull boxes shall be provided where indicated on the drawings and/or where required to facilitate the installation of all required conductors or as required by NEC. B. Pull boxes shall be installed exposed only in unfinished spaces. They shall be accessible. C. Feeders within pull boxes shall be individually laced with nylon tie straps of the type with enlarged tab to permit identification of each feeder. D. Conductors shall not be spliced inside pull boxes except with the approval in writing of the Architect. Where splices are permitted, they shall be made with splicing sleeves attached to the conductors with hydraulic crimping tools. Split bolt connectors shall not be permitted. END OF SECTION 2212 / City of Fort Oglethorpe 26 05 53 - 1 IDENTIFICATION FOR ELECTRICAL New Tennis Courts SYSTEMS SECTION 26 05 53 IDENTIFICATION FOR ELECTRICAL SYSTEMS PART 1 - GENERAL 1.01 SECTION INCLUDES A. This section includes equipment marking, wire and cable marking, and conduit marking. 1.02 RELATED SECTIONS A. All conditions and requirements of Division 01 shall apply to the work specified in this section. 1.03 REGULATORY REQUIREMENTS A. Furnish products that are manufactured and rated for labeling and marking electrical equipment. PART 2 - PRODUCTS 2.01 EQUIPMENT NAMEPLATES A. Nameplates shall be engraved three-layer laminated plastic. In all cases, inner layer shall be white in color. B. Nameplates shall be provided on all electrical enclosures and/or cabinets. C. Engraved letters shall be 3/8 inches high. D. Nameplate outer layer color shall be: 1. 480/277 Volt equipment – White 2. 208/120 Volt equipment – Black 3. 240/120 Volt equipment – Blue 2.02 WIRE AND CABLE MARKERS A. Markers shall be colored plastic tape for service entrance and feeder conductors and PVC sleeve type markers for branch circuit conductors. B. PVC sleeve type markers shall be equal to Thomas & Betts E-Z-Code, white with black writing. C. Service entrance and feeder conductor marking shall consist of phase identification follows: 208Y/120 Volt System 480Y/277 Volt System Phase A - Black Phase A - Brown Phase B - Red Phase B - Purple Phase C - Blue Phase C – Yellow Neutral - White Neutral - White with Black Stripe Ground - Green Ground - Green 2.03 UNDERGROUND RACEWAY MARKERS A. Raceway route warning tape shall be inert polyethylene, resistant to acids, alkalis, etc., which might be in the soil. The tape shall be a minimum of 4 mils thick, 6 inches wide, and yellow in color. It shall have the words “CAUTION – ELECTRIC LINE BURIED BELOW” imprinted along its entire length with a contrasting color permanent ink. The tape shall be “Terra Tape” as manufactured by Reef Industries, Inc., Houston, Texas; or equal. 2.04 PANELBOARD CIRCUIT DIRECTORIES A. Circuit directory cards shall be white heavy cardboard manufactured for the purpose, with machine written black ink circuit number legends. B. Circuit identification shall be in agreement with the actual connections as guided by the panel schedules on the drawings. 2212 / City of Fort Oglethorpe 26 05 53 - 2 IDENTIFICATION FOR ELECTRICAL New Tennis Courts SYSTEMS PART 3 - EXECUTION 3.01 Clean and remove grease, etc. from all equipment surfaces that will receive nameplates. 3.02 Provide labels for all electrical panels, switchboards, disconnects, cabinets, feeder and service raceways, motors, and major pieces of electrical equipment installed under this division 3.03 Provide panelboards that have doors with a directory card of all circuits in the panel. 3.04 Provide circuit breakers in switchboards and in panelboards that do not have doors with labels stating the circuit number and what the breaker is supplying. 3.05 Mark all underground conduit runs installed outside the building with stakes set with tops flush in the ground directly over the source, end, and bends locations in the conduit run. 3.06 Provide marker tape over the entire length of all underground conduit runs installed outside the building. Tape shall be installed at a depth between 12 and 18 inches below the surface of the ground directly over the conduit. 3.07 Mark all service entrance phase conductors and the neutrals with colored plastic tape to identify phase assignments on each end of the conductor and in all pull and/or junction boxes. 3.08 Branch circuit conductors shall be color-coded via insulation color as follows: 208Y/120 Volt System 480Y/277 Volt System Phase A - Black Phase A – Brown Phase B - Red Phase B - Purple Phase C - Blue Phase C - Yellow Neutral - White Neutral - White with Black Stripe Ground - Green Ground - Green END OF SECTION 2212 / City of Fort Oglethorpe 26 28 13 - 1 FUSES New Tennis Courts SECTION 26 28 13 FUSES PART 1 - GENERAL 1.01 This section covers over current devices used for switchboard main sections, disconnect switches, etc. 1.02 The equipment furnished under this section shall be designed, manufactured, and tested according to the following standards: A. UL 977 Fused Power Circuit Devices B. UL Requirements for Class L Current Limiting and High Interrupting Fuses. PART 2 - PRODUCTS 2.01 FUSES A. Fuses protecting panelboards and transformers shall be current limiting type, Class J, 600 volt, with interrupting capacity of 200,000 amps RMS. Fuses shall be as manufactured by Ferraz Shawmut or equal. B. Fuses protecting motor branch circuits shall be dual element type, 250 or 600 volt, with interrupting capacity of 200,000 amps RMS. They shall be sized for motor nameplate data per manufacturer’s recommendations. Fuses shall be as manufactured by Ferraz Shawmut. C. Clips for fuses rated above 10,000 AIC shall be rejection types. Clips shall be provided in accordance with NEC 240-60 (B). PART 3 - EXECUTION 3.01 Contractor shall insure that overcurrent devices are installed securely, properly and in accordance with standard industry practice. All bolt connections which secure the device to its supports shall be tight and secure. All terminal screws on lugs, etc. shall be tight and securely hold the conductor in place. Covers on enclosed devices shall be installed and left closed and secured by screws, clamp closures, or locks, as required. 3.02 All over-current protective devices shall be sized for the protected device, regardless of other considerations, such as the maximum size protective device that will physically fit in the subject unit. 3.03 The contractor shall provide the owner with a spare fuse cabinet complete with 1 set (minimum or 3) of spare fuses for each fuse size rating on the project. No more than 3 fuses of the same size rating are required. END OF SECTION 2212 / City of Fort Oglethorpe 26 28 16 - 1 ENCLOSED SWITCHES AND CIRCUIT New Tennis Courts BREAKERS SECTION 26 28 16 ENCLOSED SWITCHES AND CIRCUIT BREAKERS PART 1 - GENERAL 1.01 The term enclosed switch shall refer to fused switches, motor switches, twist-lock receptacles, and any other mechanical device designed to physically interrupt a circuit other than overcurrent protective devices. 1.02 Equipment furnished under this section shall be designed, manufactured, and tested in accordance with the following standards: A. NEMA KS1 Air Break Switches B. ANSI-C33.64 Safety Standard for Enclosed Switches C. UL-98 Safety Standards for Enclosed Switches D. NEMA AB-1 Molded Case Circuit Breakers E. UL 489 Branch Circuit and Service Circuit Breakers PART 2 - PRODUCTS 2.01 Switches for use on circuits of voltages at 600 and below, shall be safety switches which: A. Are UL listed, E-4669. B. Are equipped with full cover interlocks so that they can not be opened with switch in the "ON" position, without manually overcoming the interlock as per the manufacturer’s instructions. C. Are equipped with quick-make, quick-break mechanisms. D. Are suitable for use as service entrance equipment when installed in accordance with the NEC E. Housed in NEMA 1 enclosures on indoor dry applications and NEMA 3R enclosures on outdoor or damp applications. F. Have covers with handles, which can be padlocked, to secure the operating handle in the "OFF" position. G. All disconnects to be heavy duty. 2.02 Switches shall be fusible types unless otherwise noted on the drawings. 2.03 Switches shall be as manufactured by GE, SIEMENS, Eaton, or Square D. 2.04 CIRCUIT BREAKERS A. Circuit breakers shall be molded case type, equipped with a quick-make, quick-break mechanism. Breakers shall be thermal-magnetic type and have automatic release by means of thermal elements in each phase. B. Breakers shall be rated for the application and be ambient temperature compensated. C. Breakers shall have silver alloy contacts, be equipped with heat-absorbing arc-chutes, and have straight in wiring UL listed lugs of the same rating as the breaker frame. D. Breaker ampacity shall be marked on the breaker case and be visible from the front when the breaker is installed. E. When tripped, the breaker handle or toggle shall be in a position between "ON" and "OFF" and shall not be capable of re-closing until the handle or toggle is moved to the "OFF" position first. F. Breakers with two or three poles shall have handles, which are factory made to trip all poles together. Field-made “tie” handles will not be permitted. G. Breakers shall match and be manufactured by the same company that manufactures the 2212 / City of Fort Oglethorpe 26 28 16 - 2 ENCLOSED SWITCHES AND CIRCUIT New Tennis Courts BREAKERS panelboard in which they are installed. H. Breakers shall have an interrupting capacity not less than the available fault current at the breaker. Unless otherwise specified or scheduled on the drawings, all breakers are to be series rated by the manufacturer for the available fault current indicated at the main on the drawings. I. All circuit breakers shall be bolt in type. Plug in breakers shall not be permitted. J. All circuit breakers sized 125 amp or larger to have interchangeable plug ratings. 2.05 GROUND FAULT CIRCUIT INTERRUPTER BREAKERS A. Ground fault protective devices shall be constructed so as to have a sensor, which encircles all conductors, including the neutral. This sensor shall react to an unbalance of current in the conductors so as to trip the circuit-interrupting device and open the circuit. The device shall detect leaks of 5 milliamperes and open the circuit within 1-1/2 to 3 cycles of current. PART 3 - EXECUTION 3.01 Disconnect switches are appurtenances to the project. Their locations, while required to meet the NEC, shall not cause any impediment to the project. Therefore, the contractor shall verify the location of all disconnect switches required by the project, prior to their installation. The installed location of any disconnect shall not impede the access to, or the working space around, any piece of equipment. Neither shall the location cause any loss of equipment performance or maintainability due to impeded air flows, blocked access panels or doors, etc. As disconnect switches are generally shown diagrammatically without dimensions, this requirement applies regardless of the location shown on the drawings. If there is any question as to the location of any disconnect, the contractor shall ask the engineer for clarification prior to installation. (While it may appear that a chosen location is appropriate, coordination with other trades must be made by the contractor to insure that other equipment to be installed at a later date will not cause the disconnect location to be problematic.) If any disconnect is found to be installed in a location which causes problems for the equipment as implied above, the disconnect shall be relocated at the sole expense of the contractor. 3.02 Switches shall be installed so as to be readily accessible with proper spacing in front per the NEC. 3.03 Switches shall be securely mounted on brackets, unistrut type rails, etc. Do not mount directly to masonry, sheetrock, etc., without proper support from structure or proper standoff brackets. 3.04 Bolts, terminal screws, etc., for switches shall be tightened to securely hold the devices, conductors, or pads to the points of termination or support. Loose connections shall not be permitted. Multiple hole pads or termination plates shall be installed with ALL bolts required so that there are no bolt holes unused. 3.05 All switches shall be identified per the corresponding sections of this specification. END OF SECTION 2212 / City of Fort Oglethorpe 26 51 10 - 1 SPORTS LIGHTING New Tennis Courts SECTION 26 51 10 SPORTS LIGHTING PART 1 - GENERAL 1.01 SUMMARY A. Work covered by this section of the specifications shall conform to the contract documents, engineering plans as well as state and local codes. B. The purpose of this specification is to define the performance and design standards for Middle School Baseball and Softball. The manufacturer/contractor shall provide proper lighting design, poles, lighting equipment, controls and installation to meet or exceed the standards set forth by the criteria set forth in these specifications. C. Basis of Design is Musco Sports Lighting. D. The sports lighting will be for the following: 1. Tennis Courts a. The lighting system shall be designed as to Guaranty appropriate light levels for a period of (25) years – refer to drawing E002 for additional lighting system requirements. The manufacturer shall provide a Performance and Service Agreement that covers all cost for labor, materials and performance for the period designated as outlined in Part 3 this specification. b. Manufacturer shall supply computer generated point-by-point light scans based on using LED fixtures. c. Every manufacturer wishing to bid on this project must submit their information to the engineer for evaluation at least 15 days prior to bid. The manufacturer shall provide as minimum the following: 1) Complete photometric layouts for each field or venue. 2) Electronic photometric files in ies format for independent verification of photometric layouts. 3) Complete fixture cut sheets. 4) Complete Pole design drawings including foundation details or recommended burial depth for direct buried pole systems. E. Submittal packages found incomplete will be rejected. Acceptance of manufacturer, their equipment and mounting heights does not negate the Contractor or Lighting manufacturer’s responsibility to fully comply with the requirements of these specifications. 1.02 SCOPE OF WORK A. The contractor shall provide galvanized steel poles, lighting fixtures, cross-arms and all required wiring and hardware required for a complete system. Fixtures shall be LED and manufactured by Musco Sports Lighting or pre-approved equal as specified herein and mounted on direct burial galvanized steel pole. B. All lighting systems shall be designed to operate within -10% and +5% of the system voltage. The system voltage shall be 240V. The manufacturer shall maintain the required lighting foot- candle level within the voltage range; provide additional fixtures, if needed onto each pole to meet this requirement. C. The contractor shall provide at the Shop Drawing Review Phase of the project the following: 1. Point-to-Point Layout 2. Provide photometric reports for each fixture used on the project including ies photometric files for independent verification of calculations. 3. Aiming diagrams for each field. 2212 / City of Fort Oglethorpe 26 51 10 - 2 SPORTS LIGHTING New Tennis Courts PART 2 - PRODUCTS 2.01 FIXTURES A. Remote Drivers - Drivers shall be remotely mounted on each pole in a aluminum enclosure locate at 10’ above grade for easy access for maintenance. C. Optical Assembly - The reflector shall be constructed of heavy gauge, precision spun anodized aluminum. D. Fixture shall be type “TLC-LED Series” as provided by Musco Sports Lighting. E. Provide glare control to minimize light trespass. 2.02 GALVANIZED STEEL POLES A. This project shall consist of 50-foot high (above grade) floodlight poles complete with tapered base, suitable for direct burial. The pole shall be designed to withstand 95 mph winds plus a 1.3 gust factor per AASHTO specifications. B. The pole shaft shall be fabricated of high strength steel with a minimum yield strength of 50,000 PSI and conforming to the requirements of ASTM - 572 for galvanized poles. Material greater than 50,000 PSI may be used, but only 50,000 PSI may be used in the pole calculations. C. All material to be single thickness American made steel plate with no laminations. The steel plate shall be shot blasted clean of mill scale and other foreign matter before fabrication. D. Each section shall be uniformly tapered and shall be joined to form the pole shaft assembly by telescoping over the next lower sections for a minimum of 1.5 times the outside diameter of the top of the lower section. The pole sections shall be pre-fitted by the manufacturer and match marked for proper assembly. The pole top shall be fitted with a wire support "J" hook welded inside the top of each pole. Each pole to be furnished with a removable pole cap secured with stainless steel set screws. E. The pole shaft shall be fitted with a tapered or "H" style base which is an integral part of the pole shaft and not an add-on bolt cover or shroud. This base shall be fabricated of panels formed from the same material and same thickness as the bottom section of the pole shaft. These panels will be attached together by means of longitudinal seam welds. The base shall be attached to the shaft with a 100% penetration circumferential weld. The base section shall taper to the round bottom of the base plate, and totally conceal the anchor bolts. The internal base plate shall be a cold rolled formed ring of steel with a yield strength of 50,000 PSI before forming, and shall be designed to withstand the full bending moment of the pole shaft. The surface around each hole shall be milled flat and smooth to receive the leveling nut without the use of washers. F. The base plate shall be attached to the tapered section by means of two circumferential fillet welds. A flush mounted door cover with stainless steel loose joint butt hinges and a padlock hasp for securing it shall be provided. The door opening will be reinforced with steel equal to the voided area of the door. G. Anchor bolts shall be manufactured from A576 cold drawn, stress relieved steel with a yield strength of 115,000 PSI. The anchor bolt threads shall be rolled and the threaded ends galvanized. Each bolt shall include two galvanized nuts for leveling and fastening. H. The pole assembly sections shall be thoroughly cleaned of weld splatter, dirt and other foreign matter. The pole assemblies manufactured of A588 self- weathering steel shall be left bare. The pole shaft, and base will be made of A572 material and shall be finished either with one coat of red oxide prime paint inside and outside and two coats of field applied finish coat outside, or hot dipped galvanized in accordance with ASTM 123, or shall receive a factory applied powder coat inside and outside of at least 4 mils thickness. I. The manufacturer shall furnish drawings and calculations for the approval of the engineer. 2212 / City of Fort Oglethorpe 26 51 10 - 3 SPORTS LIGHTING New Tennis Courts They also shall furnish instructions for assembly and erection of the pole assemblies. The contractor is responsible for following these directions. The contractor shall thoroughly clean the poles of dirt, mud, grease and other foreign matter before erecting the poles. J. Direct buried galvanized steel poles will be acceptable for this installation. K. Manufacturer shall provide remote electrical components in an aluminum enclosure approximately 10' above grade on each pole for ease of maintenance. 2.03 CROSS-ARMS A. The manufacturer shall provide galvanized cross-arm assemblies. The Crossarms shall be made of HSS 5/16” x 4” x 4” tubular steel and mounted on a C4x7.2 channel. B. Wiring access covers shall be provided for access to all wiring. All wiring to be internal to cross-arm. C. Manufacturer shall provide remote electrical components in an aluminum enclosure approximately 10' above grade on each pole for ease of maintenance. PART 3 - EXECUTION 3.01 WARRANTY A. The following Manufacturers Warranties shall be provided: 1. Manufacturer shall warrant the entire Lighting system to be free from defect in materials and workmanship for a period of seven (25) years starting from the date of acceptance by Owner of the lighting system. 2. Manufacturer shall provide a warranty for labor and materials for a period of seven (25) years to replace defective parts or repair defects in workmanship. 3. All warranties and agreements shall be provided to the Owner at the time of bid for the project. END OF SECTION 2212 / City of Fort Oglethorpe 31 10 00 - 1 SITE CLEARING New Tennis Courts SECTION 31 10 00 SITE CLEARING PART 1 - GENERAL 1.01 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.02 SUMMARY A. This Section includes the following: 1. Protecting existing trees to remain. 2. Removing existing trees, shrubs, groundcovers, plants, and grass. 3. Clearing and grubbing. 4. Stripping and stockpiling topsoil. 5. Removing above- and below-grade site improvements. 6. Disconnecting, capping or sealing, and abandoning site utilities in place or removing site utilities. 7. Temporary erosion and sedimentation control measures. B. Related Sections include the following: 1. Division 31 Section "Earthwork" for soil materials, excavating, backfilling, and site grading. 1.03 DEFINITIONS A. Topsoil: Natural or cultivated surface-soil layer containing organic matter and sand, silt, and clay particles; friable, pervious, and black or a darker shade of brown, gray, or red than underlying subsoil; reasonably free of subsoil, clay lumps, gravel, and other objects more than 2 inches (50 mm) in diameter; and free of weeds, roots, and other deleterious materials. B. Tree Protection Zone: Area surrounding individual trees or groups of trees to be protected during construction, and defined by the drip line of individual trees or the perimeter drip line of groups of trees, unless otherwise indicated. 1.04 MATERIALS OWNERSHIP A. Except for materials indicated to be stockpiled or to remain Owner's property, cleared materials shall become Contractor's property and shall be removed from the site. 1.05 SUBMITTALS A. Photographs or videotape, sufficiently detailed, of existing conditions of trees and plantings, adjoining construction, and site improvements that might be misconstrued as damage caused by site clearing. B. Record drawings according to Division 1 Section "Contract Closeout." 1. Identify and accurately locate capped utilities and other subsurface structural, electrical, and mechanical conditions. 1.06 QUALITY ASSURANCE A. Preinstallation Conference: Conduct conference at Project site to comply with requirements in Division 1 Section "Project Meetings." 1.07 PROJECT CONDITIONS A. Traffic: Minimize interference with adjoining roads, streets, walks, and other adjacent occupied or used facilities during site-clearing operations. 1. Do not close or obstruct streets, walks, or other adjacent occupied or used facilities without permission from Owner and authorities having jurisdiction. 2212 / City of Fort Oglethorpe 31 10 00 - 2 SITE CLEARING New Tennis Courts 2. Provide alternate routes around closed or obstructed traffic ways if required by authorities having jurisdiction. B. Protection of Existing Improvements: Provide protection necessary to prevent damage to existing improvements indicated to remain in place. 1. Protect improvements on adjoining properties and on Owner’s property. 2. Restore damaged improvements to their original condition, as acceptable to property owners. C. Improvements on Adjoining Property: Authority for performing indicated removal and alteration work on property adjoining Owner's property will be obtained by Owner before award of Contract. D. Salvable Improvements: Carefully remove items indicated to be salvaged and store on Owner's premises where indicated. E. Notify utility locator service for area where Project is located before site clearing. F. Do not commence site clearing operations until temporary erosion and sedimentation control measures are in place. 1.08 EXISTING SERVICES A. General: Indicated locations are approximate; determine exact locations before commencing Work. B. Arrange and pay for disconnecting, removing capping and plugging utility services. Notify affected utility companies in advance, minimum forty-eight hours, and obtain written approval before starting work. C. Place markers to indicate location of disconnected services. Identify service lines and capping locations on Project Record Documents. PART 2 - PRODUCTS 2.01 SOIL MATERIALS A. Satisfactory Soil Materials: Requirements for satisfactory soil materials are specified in Division 31 Section "Earthwork." 1. Obtain approved borrow soil materials off-site when satisfactory soil materials are not available on-site. PART 3 - EXECUTION 3.01 PREPARATION A. Protect and maintain benchmarks and survey control points from disturbance during construction. B. Provide erosion-control measures to prevent soil erosion and discharge of soil-bearing water runoff or airborne dust to adjacent properties and walkways. C. Locate and clearly flag trees and vegetation to remain or to be relocated. D. Provide temporary security fencing between work areas and areas open to the public. Fencing shall be at least 6’ tall and stable against normal weather patterns. Coordinate fence location with owner’s representative. E. Protect existing site improvements to remain from damage during construction. 1. Restore damaged improvements to their original condition, as acceptable to Owner. 3.02 TEMPORARY SEDIMENT AND EROSION CONTROL A. Provide temporary erosion and sedimentation control measures to prevent soil erosion and discharge of soil-bearing water runoff or airborne dust to adjacent properties and walkways, 2212 / City of Fort Oglethorpe 31 10 00 - 3 SITE CLEARING New Tennis Courts according to requirements of authorities having jurisdiction. B. Inspect, repair, and maintain erosion and sedimentation control measures during construction until permanent vegetation has been established. C. Remove erosion and sedimentation controls and restore and stabilize areas disturbed during removal. 3.03 TREE PROTECTION A. Erect and maintain a temporary fence around drip line of individual trees or around perimeter drip line of groups of trees to remain. Remove fence when construction is complete. 1. Do not store construction materials, debris, or excavated material within drip line of remaining trees. 2. Do not permit vehicles, equipment, or foot traffic within drip line of remaining trees. B. Do not excavate within drip line of trees, unless otherwise indicated. C. Where excavation for new construction is required within drip line of trees, hand clear and excavate to minimize damage to root systems. Use narrow-tine spading forks, comb soil to expose roots, and cleanly cut roots as close to excavation as possible. 1. Cover exposed roots with wet burlap to prevent roots from drying out. 2. Temporary support and protect roots from damage until they are permanently relocated and covered with soil 3. Coat cut faces of roots more than 1-1/2 inches in diameter with emulsified asphalt or other approved coating formulated for use on damaged plant tissues. 4. Backfill with soil as soon as possible. D. Maintain fenced area free of weeds and trash. E. Repair or replace trees and vegetation indicated to remain that are damaged by construction operations, in a manner approved by Architect. 1. Employ a qualified arborist, licensed in jurisdiction where Project is located, to submit details of proposed repairs and to repair damage to trees and shrubs. 2. Replace trees that cannot be repaired and restored to full-growth status, as determined by the qualified arborist. 3.04 UTILITIES A. Contractor shall arrange for disconnecting and sealing utilities that serve existing structures before site clearing and demolishing begins. 1. Coordinate schedule with Owner. 2. Verify that utilities have been disconnected and capped before proceeding with site clearing. B. Locate, identify, disconnect, and seal or cap off utilities indicated to be removed. 1. Arrange to shut off indicated utilities with utility companies. Pay any required fees. C. Existing Utilities: Do not interrupt utilities serving facilities occupied by Owner or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to requirements indicated: 1. Notify Architect not less than two days in advance of proposed utility interruptions. 2. Do not proceed with utility interruptions without Architect's written permission. D. Excavate for and remove underground utilities indicated to be removed. 3.05 CLEARING AND GRUBBING A. Remove obstructions, trees, shrubs, grass, and other vegetation to permit installation of new construction. Removal includes digging out stumps and obstructions and grubbing roots. 1. Do not remove trees, shrubs, and other vegetation indicated to remain or to be 2212 / City of Fort Oglethorpe 31 10 00 - 4 SITE CLEARING New Tennis Courts relocated. 2. Cut minor roots and branches of trees indicated to remain in a clean and careful manner where such roots and branches obstruct installation of new construction. 3. Completely remove stumps, roots, obstructions, and debris extending to a depth of 18 inches (450 mm) below exposed subgrade. 4. Use only hand methods for grubbing within drip line of remaining trees. 5. Chip removed tree branches and dispose of off-site. B. Fill depressions caused by clearing and grubbing operations with satisfactory soil material, unless further excavation or earthwork is indicated. 1. Place fill material in horizontal layers not exceeding 8-inch (200-mm) loose depth, and compact each layer to a density equal to adjacent original ground. 3.06 TOPSOIL STRIPPING A. Remove sod and grass before stripping topsoil. B. Strip topsoil to whatever depths are encountered in a manner to prevent intermingling with underlying subsoil or other waste materials. 1. Strip surface soil of unsuitable topsoil, including trash, debris, weeds, roots, and other waste materials. C. Stockpile topsoil materials away from edge of excavations without intermixing with subsoil. Grade and shape stockpiles to drain surface water. Cover to prevent windblown dust. 1. Limit height of topsoil stockpiles to 72 inches (1800 mm). 2. Do not stockpile topsoil within drip line of remaining trees. 3. Dispose of excess topsoil as specified for waste material disposal. 4. Stockpile surplus topsoil and allow for respreading deeper topsoil. 3.07 SITE IMPROVEMENTS A. Remove existing above- and below-grade improvements as indicated and as necessary to facilitate new construction. B. Remove slabs, paving, curbs, gutters, and aggregate base as indicated. 1. Unless existing full-depth joints coincide with line of demolition, neatly saw-cut length of existing pavement to remain before removing existing pavement. Saw-cut faces vertically. 2. Paint cut ends of steel reinforcement in concrete to remain to prevent corrosion. 3.08 DISPOSAL A. Disposal: Remove surplus soil material, unsuitable topsoil, obstructions, demolished materials, and waste materials, including trash and debris, and legally dispose of them off Owner's property. B. Burning on Owner’s Property: Burning may be permitted only at designated areas and times as directed by the Owner and by local and state issuing authorities. A burn permit as well as any other associated permit(s) must be obtained by the contractor by the local issuing authority. The contractor shall comply with all local codes. Provide full time monitoring personal for burning materials until fires are extinguished. END OF SECTION 2212 / City of Fort Oglethorpe 31 20 00 - 1 EARTHWORK New Tennis Courts SECTION 31 20 00 EARTHWORK PART 1 - GENERAL 1.01 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.02 SUMMARY A. This Section includes the following: 1. Preparing subgrades for slabs-on-grade, walks, pavements, lawns, and plantings. 2. Excavating and backfilling for buildings and structures. 3. Drainage course for slabs-on-grade. 4. Subbase course for concrete walks and pavements. 5. Base course for asphalt paving. 6. Subsurface drainage backfill for walls and trenches. 7. Excavating and backfilling trenches within building lines. 8. Excavating and backfilling trenches for buried mechanical and electrical utilities and pits for buried utility structures. B. Related Sections include the following: 1. Division 3 Section "Cast-in-Place Concrete" for granular course over vapor retarder. 1.03 DEFINITIONS A. Backfill: Soil materials used to fill an excavation. 1. Initial Backfill: Backfill placed beside and over pipe in a trench, including haunches to support sides of pipe. 2. Final Backfill: Backfill placed over initial backfill to fill a trench. B. Base Course: Layer placed between the subbase course and asphalt paving. C. Bedding Course: Layer placed over the excavated subgrade in a trench before laying pipe. D. Borrow: Satisfactory soil imported from off-site for use as fill or backfill. E. Drainage Course: Layer supporting slab-on-grade used to minimize capillary flow of pore water. F. Excavation: Removal of material encountered above subgrade elevations. 1. Additional Excavation: Excavation below subgrade elevations as directed by Architect. Additional excavation and replacement material will be paid for according to Contract provisions for changes in the Work. 2. Bulk Excavation: Excavations more than 10 feet in width and pits more than 30 feet in either length or width. 3. Unauthorized Excavation: Excavation below subgrade elevations or beyond indicated dimensions without direction by Architect. Unauthorized excavation, as well as remedial work directed by Architect, shall be without additional compensation. G. Fill: Soil materials used to raise existing grades. H. Structures: Buildings, footings, foundations, retaining walls, slabs, tanks, curbs, mechanical and electrical appurtenances, or other man-made stationary features constructed above or below the ground surface. I. Subbase Course: Layer placed between the subgrade and base course for asphalt paving, or layer placed between the subgrade and a concrete pavement or walk. J. Subgrade: Surface or elevation remaining after completing excavation, or top surface of a fill or backfill immediately below subbase, drainage fill, or topsoil materials. 2212 / City of Fort Oglethorpe 31 20 00 - 2 EARTHWORK New Tennis Courts K. Utilities include on-site underground pipes, conduits, ducts, and cables, as well as underground services within buildings. L. Rock Excavation 1. Sound, solid rock in its original position in ledges, bedded deposits, or masses of such hardness and texture that, in the opinion of the Engineer, cannot be loosened or broken down and removed by use of heavy construction equipment such as power shovels, bulldozers, heavy-duty rooters, etc., without drilling and blasting, or with an air-hammer shall be classified as rock excavation. 2. Boulders, stones, or pieces of masonry that are one-half cubic yard or larger in volume shall be considered rock excavation. 3. Hard pan, small boulders less than one-half cubic yard in volume, chert, clay, soft shale, soft and disintegrated rock, and similar material shall not be considered as rock even though the Contractor elects to excavate same by drilling and blasting, or with an air hammer. 1.04 SUBMITTALS A. Product Data: For the following: 1. Each type of plastic warning tape. 2. Separation fabric. B. Photographs of existing adjacent structures and site improvements C. Material Test Reports: From a qualified testing agency indicating and interpreting test results for compliance of the following with requirements indicated: 1. Classification according to ASTM D 2487 of each on-site or borrow soil material proposed for fill and backfill. 2. Laboratory compaction curve according to ASTM D 698 for each on-site or borrow soil material proposed for fill and backfill. 1.05 QUALITY ASSURANCE A. Codes and Standards: Perform earthwork complying with requirements of authorities having jurisdiction. B. Geotechnical Testing Agency Qualifications: The Geotechnical testing agency will be hired by the Owner. The Contractor shall coordinate testing requirements with the testing agency and provide access to the site. 1.06 PROJECT CONDITIONS A. Existing Utilities: Do not interrupt utilities serving facilities occupied by Owner or others unless permitted in writing by Architect and then only after arranging to provide temporary utility services according to requirements indicated: 1. Notify Owner not less than two days in advance of proposed utility interruptions. 2. Contact utility-locator service for area where Project is located before excavating. B. Demolish and completely remove from site existing underground utilities indicated to be removed. Coordinate with utility companies to shut off services if lines are active. C. The contractor shall coordinate with Geotechnical Testing Agency for requirements regarding undercutting and importation of approved fill. The contractor shall include undercutting, offsite waste, importation and compaction of approved fill in the base bid as outlined in the geotechnical report. D. Contractor shall comply with the Architect’s Specifications and Drawings, but they shall notify the Architect prior to performing any Work in question if they perceive conflicts between the Architect’s Specifications and the recommendations of the Geotechnical Testing Agency. The Architect will resolve the questions. 2212 / City of Fort Oglethorpe 31 20 00 - 3 EARTHWORK New Tennis Courts PART 2 - PRODUCTS 2.01 SOIL MATERIALS A. General: Provide borrow soil materials when sufficient satisfactory soil materials are not available from excavations. B. Satisfactory Soils: Imported fill soils should consist of low to moderately plastic clay or silt with a plastic index of less than thirty (PI30) and a standard Proctor maximum dry density greater than 90 pounds per cubic feet. The imported fill should contain no rock fragments larger than 4 inches in any dimension, and should be free from organic matter and other deleterious matter. The on-site soils may be used as engineered fill as approved acceptable by the Owner’s Geotechnical testing agency. Existing fill soils will require evaluation by the Owner’s Geotechnical testing agency to determine if they can be used as structural fill. C. Unsatisfactory Soils: The Geotechnical testing agency observation will determine unsatisfactory soils. D. Backfill and Fill: Satisfactory soil materials. E. Subbase: Naturally or artificially graded mixture of natural or crushed gravel, crushed stone, and natural or crushed sand; ASTM D 2940; with at least 90 percent passing a 1- 1/2- inch sieve and not more than 12 percent passing a No. 200 sieve. F. Base: Naturally or artificially graded mixture of natural or crushed gravel, crushed stone, and natural or crushed sand; ASTM D 2940; with at least 95 percent passing a 1-1/2-inch sieve and not more than 8 percent passing a No. 200 sieve. G. Engineered Fill: Naturally or artificially graded mixture of natural or crushed gravel, crushed stone, and natural or crushed sand; ASTM D 2940; with at least 90 percent passing a 1- 1/2-inch sieve and not more than 12 percent passing a No. 200 sieve. H. Bedding: Naturally or artificially graded mixture of natural or crushed gravel, crushed stone, and natural or crushed sand; ASTM D 2940; except with 100 percent passing a 1- inch sieve and not more than 8 percent passing a No. 200 sieve. I. Drainage Fill: Washed, narrowly graded mixture of crushed stone, or crushed or uncrushed gravel; ASTM D 448; coarse-aggregate grading Size 57; with 100 percent passing a 1-1/2- inch sieve and 0 to 5 percent passing a No. 8 sieve. J. Filter Material: Narrowly graded mixture of natural or crushed gravel, or crushed stone and natural sand; ASTM D 448; coarse-aggregate grading Size 67; with 100 percent passing a 1-inch sieve and 0 to 5 percent passing a No. 4 sieve. K. Impervious Fill: Clayey gravel and sand mixture capable of compacting to a dense state. 2.02 ACCESSORIES A. Detectable Warning Tape: Acid- and alkali-resistant polyethylene film warning tape manufactured for marking and identifying underground utilities, minimum 6 inches wide and 4 mils thick, continuously inscribed with a description of utility, with metallic core encased in a protective jacket for corrosion protection, detectable by metal detector when tape is buried up to 30 inches deep; colored as follows: 1. Red: Electric. 2. Yellow: Gas, oil, steam, and dangerous materials. 3. Orange: Communicaiton, Alarm or Singal Lines, Cables or Conduit. 4. Blue: Potable Water systems. 5. Green: Sewer and Drain systems. 6. Purple: Reclaimed Water, Irrigation and Slurry Lines, Fire Protection or other Non- potable Water lines. 2212 / City of Fort Oglethorpe 31 20 00 - 4 EARTHWORK New Tennis Courts PART 3 - EXECUTION 3.01 PREPARATION A. Protect structures, utilities, sidewalks, pavements, and other facilities from damage caused by settlement, lateral movement, undermining, washout, and other hazards created by earthwork operations. B. Protect subgrades and foundation soils against freezing temperatures or frost. Provide protective insulating materials as necessary. C. Provide erosion-control measures to prevent erosion or displacement of soils and discharge of soil-bearing water runoff or airborne dust to adjacent properties and walkways. D. Strip all topsoil, vegetation, and any debris from the construction area and either waste it from the site or use as topsoil or fill in areas to be landscaped. The stripped area should extend at least 10 feet beyond exterior foundation excavations and at least 5 feet beyond the outside edge of paved areas. 3.02 DEWATERING A. Prevent surface water and ground water from entering excavations, from ponding on prepared subgrades, and from flooding Project site and surrounding area. B. Protect subgrades from softening, undermining, washout, and damage by rain or water accumulation. 1. Reroute surface water runoff away from excavated areas. Do not allow water to accumulate in excavations. Do not use excavated trenches as temporary drainage ditches. 2. Install a dewatering system to keep subgrades dry an...