Addendum 6 --- Replace Sect. 142100 dated 08/26/2022/w Sect. 142100 dated 10/31/2022

From: North Carolina State Construction Office(State)
SCO-20-21924-01A-6

Basic Details

started - 17 Oct, 2022 (17 months ago)

Start Date

17 Oct, 2022 (17 months ago)
due -

Due Date

N/A
Bid Notification

Type

Bid Notification
SCO-20-21924-01A-6

Identifier

SCO-20-21924-01A-6
State Construction Office

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State Construction Office
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CANNON architects 400-204 N. Morgan St. Raleigh, NC 27603 tel 919.833.1122 www.cannonarchitects.com Addendum No. 6 Page 1 of 1 Date: November 1,, 2022 Project: Archives Library Building Elevator Modernization (SCO ID: #20-21924-01) Subject: Addendum No. 6 A D D E N D U M NO. 6 This addendum, applicable to work designated herein, shall be understood to be and is an addendum and as such shall be part of and included in the contract. The attention of the Contractor is called to the following clarifications, additions to, and changes in the plans and specifications dated August 26, 2022. It will be the responsibility of the Contractor to call such clarifications, additions, and changes in plans and specifications to the attention of the subcontractors concerned. The Architect in no way assumes responsibility for notifying any subcontractor, material dealers, or others not having received the original contract
documents. GENERAL: Specifications: Item 1: Section 142100 Electric Traction Elevators -: Replace Section 142100 dated 08/26/2022 with Section 142100 dated 10/31/2022. The attached specification does not supersede previously issued Addenda; those remain as applied to the Bid Documents. Section 142100 End of Addendum No. 6 Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 1 SECTION 14 21 00 - ELECTRIC TRACTION ELEVATORS PART 1 - GENERAL 1.1 SUMMARY A. Modernize two (2) passenger elevators. Elevator East Wing, State ID 6132, Capacity 2,500 lbs., Speed 300 fpm, landings B-3. Bid Alternate, Elevator West Wing, State ID 5891, Capacity 2,500 lbs., Speed 300 fpm, landings B-3. Specifications cover both elevators. B. This specification is intended to cover the complete modernization of elevator. C. The major elevator components shall be the products of one manufacturer of established reputation, except they may be the products, either wholly or in part, of another manufacturer if of established reputation provided such items are engineered and produced under coordinated specifications. Any contractor who proposes to install any major elevator component not manufactured or normally assembled by him, as part of his equipment, shall have such product approved by the North Carolina Department of Labor, Elevator Bureau, prior to bidding this specification. Also, the major components to be furnished shall be of a make or makes that have performed satisfactorily together under conditions of normal use in not less than twenty-five (25) other elevator installations of equal or greater capacity and speed for a minimum of three (3) installations if North Carolina. D. Upon request, the names and addresses of the building and the names of the owners and manager thereof, in which the proposed combination of major components has so performed shall be furnished. 1. The term major elevator components as mentioned above shall mean such items as the machine, hoisting motor, solid state drive units, controllers, door operator, and controller equipment. 2. The major components shall be installed in the elevator machine room so arranged that parts can be removed for repairs or replacement by conventional means. Without dismantling or removing other equipment components in the machine room. Sufficient workspace for maintenance and repair operations shall be provided around the elevator equipment in the machine room with clear passage to any access or trap doors. 1.2 RELATED DOCUMENTS A. Bid sheets included as part of the specification must be completed and submitted as part of the bid package. Voluntary alternates should be submitted as a separate proposal. B. Elevator Maintenance Service Contract. See attached Appendix A to be used in preparing pricing and staffing requirements for interim maintenance and twelve (12) month Warranty. C. General and special conditions sections and any additional documents included in the bid package. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 2 1.3 RELATED WORK OF OTHER SECTIONS A. The work outlined below will be the responsibility of the Elevator Contractor. Coordinate work of this Section with the Architect to properly execute the work and as necessary to maintain minimum disruption to tenants and employees working in the building. 1. Elevator Contractor: a. Contractor to post temperature and humidity range required for machine room equipment. b. Connection of telephone circuit to each elevator controller in each elevator machine room routed to each elevator car. c. Painting of machine room floors, pit floors and rails as indicated in the specifications. d. Furnish and install new pit access ladders for all elevators to a minimum height of 48. Comply with requirements of the ASME A17.1 Code. e. Main power feeders operate the existing H.P. elevator drive motors. Should the new drive motors exceed the existing size, elevator contractor shall notify the Architect for approval, prior to Bid. f. Provide stainless steel elevator indicator signs above each elevator door frame at the designated floor, as per Code. g. Provide new light fixtures complete for each elevator car. h. Bevel all ledges in hoistway, as per Code. See Plans. i. Provide safety rails around the elevator car tops, as required by Code. j. Provide new hoistway door bumpers, where missing at all hoistway door jambs. k. Contractor shall provide crane or any other necessary means to lift machine, controllers, etc. to elevator machine rooms at no cost to the owner. Protection for roof if required will be provided by the contractor at no cost. l. Provide fire retardant, hanging car protection pads that provide protection for all car interior wall panels. Provide permanently installed studs car that are designed for hanging the car protection pads in the car. 1.4 SUBMITTALS A. Shop Drawings, Descriptive Data: Submit samples of all natural metal finishes for approval. Submit accurately dimensioned drawings prepared for this project detailing all fabrication of custom assemblies and layouts of standard items. Shop drawings shall include but not be limited to the following: 1. Dimensioned Layouts: Equipment arrangement in machine rooms. 2. Design Information: Indicate equipment lists and design information on layouts. 3. Design of car enclosure, showing elevations and details, if applicable. 4. Power Confirmation Sheets: Include KVA, starting current, full load running current and demand factor for applicable static control devices. 5. Certificates: Submit certificate of elevator performance with contract closure documents. After adjustment tests and inspection are performed, forward certificate signed by elevator manufacturer stating that the equipment and controls provide elevator service as specified. 6. Information for Operation and Maintenance: a. Three (3) sets of wiring diagrams with field changes. b. Three (3) sets of parts manuals for all components. c. Three (3) sets of trouble shooting manuals. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 3 d. These shall include: 1) Description of the elevator systems sequence of operation and control including the functions of signals, door devices and other features. Provide any special tools needed to maintain or trouble shoot equipment. 2) Written instructions for the trouble shooting adjustment and care of the entire equipment. 3) Electrical prints shall be reproducible type, non-fading. 4) One set shall be sealed in a clear material and mounted in the elevator machine room. 5) All electrical wiring diagrams shall be as built drawings. If standard drawings are used, they shall be marked up according to the installation for which they apply. 6) Provide two sets of keys for every key switch applicable to the elevators, including the controller cabinets if required. Provide two (2) elevator door emergency unlocking keys. 7) The identification label for each diagram and manual shall include the subject, building name, location, contract number, the specified state assigned elevator number to which the diagrams and manuals apply. 8) Three set of diagrams and manuals shall be delivered to the designer who will deliver them to the engineering officer of the facility and, 9) The elevator contractor shall notify the North Carolina Department of Labor for scheduling of a final inspection as per code and specifications. Approval must be given that all code requirements have been met and that installation complies with the specifications before final payment will be made. 7. Provide a factory trained mechanic/adjuster to explain to designated person, the elevator operating and control system, upon completion of the elevators. Training shall be for a minimum of six (6) hours. 8. Provide all tools and/or diagnostic equipment and software to adjust, troubleshoot, and maintain the elevator control system. Any cost to keep tools updated and operable to be included in the base bid. Provide instruction manuals in the operation of these special tools. If a special agreement is required, provide a copy with your bid. 9. Provide signs for all elevators out of service, size to be 8 x 11 inches in format approved by owner. 10. Provide approved barricades at all openings where open hoistways are open to view. 11. Dimensioned layout of all elevator machine rooms. This layout must show all equipment in the elevator contract, as well as air units, ductwork, mechanical, electrical, and plumbing lines, structural elements, and anything else which may impinge on the use of the rooms. Code required clearances must be acknowledged. 12. For each elevator, prepare and provide a written Maintenance Control Program (MCP) that complies with ASME A17.1/CSA B44 Section 8.6, including written documentation that details the test procedures for each test that is required to be performed by ASME A17.1/CSA B44. Assemble all MCP documentation, and supporting technical attachments, in a single MCP package and provide in both electronic and hard copy. Assemble entire hardcopy MCP in 3-ring binders. For each elevator provided, the MCP must include only documentation and instruction that apply to elevator specified. For each elevator, provide an additional, separate binder that includes all maintenance, repair, replacement, call back, and other records required by ASME A17.1/CSA B44. The records binder must be kept in the elevator mechanical room, maintained by elevator maintenance and service personnel, and be always available to authorized personnel. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 4 Provide detailed information regarding emergency service procedures and elevator installation company personnel contact information. 1.5 CERTIFICATIONS A. Reports on in-place testing of elevators in conformity with the current revisions (with North Carolina amendments) of each as adopted respectively by the North Carolina Building Code Council and North Carolina Department of Labor Elevator Division. B. Current revisions (with North Carolina amendments) of each as adopted respectively by the North Carolina Building Code Council and North Carolina Department of Labor Elevator Division. C. Material Certification: Provide written certification that materials used meet specified requirements. D. Installation of Certification: The Elevator Contractor shall provide written certification stating the elevators are installed and operational, in accordance with specifications. 1.6 PERMITS, CODE, INSPECTION CERTIFICATES A. Make application for secure and pay for all necessary permits and Certificates of inspection for all equipment included herein, as required by the various departments of the Local and State Authorities. B. All work, material, fabrication, design, and equipment shall comply with the 2018 North Carolina building code inclusive of the specific revisions for codes and standards referenced within chapter 35. as an exception, the edition of ASME a17.1 code shall be the revision currently enforced by the North Carolina department of labor - elevator division." C. Before final acceptance of the work, furnish the Owner certificates of inspection and approval as required by the authorities having jurisdiction. Make tests as specified and as required by the regulations and in the presence of the proper authorities or Owners representative. D. In addition to the permits, inspections and tests specified and the governing codes, the Elevator Contractor will be required to have performed speed and load carrying capacity and heat tests at his own expense. Elevator Contractor to participate in fire service tests and emergency power test to assure that equipment operates as required in emergencies. 1.7 MAINTENANCE A. The elevator modernization contractor will assume maintenance on all elevators that are the subject of this modernization specification once on-site modernization work commences on the first elevator. B. Modernization Maintenance Period: Maintenance service consisting of a minimum of monthly examinations, adjustments and lubrication of the elevator equipment shall be provided by the Contractor for a period of twelve (12) months after the elevator has been turned over for the Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 5 customers use. This service shall not be subcontracted but shall be performed by the Contractor. All work shall be performed by competent employees during regular working hours of regular working days and shall include emergency 24-hour callback service. This service shall not cover adjustments, repairs, or replacement of parts due to negligence, misuse, abuse, or accidents caused by persons other than the Contractor. Only genuine parts and supplies as used in the manufacture and installation of the original equipment shall be provided. C. Contractor shall provide a service manual for each elevator describing monthly, quarterly, and annual maintenance tasks. Each task shall include an area for signature by a Certified Elevator Technician upon completion of task. Service manual shall also include page/s for documenting all required inspections and tests. Service manual shall contain a section to record all related maintenance, repair and replacement information in accordance with ASME A17.1, Part 8.6 and remain on site. D. Contractor shall provide documentation and shall perform monthly testing of fire service recall operation as per ASME A17.1 and ASME A17.2. E. Submit parts catalog and show evidence of local parts inventory with complete list of recommended spare parts. Manufacturer of original equipment shall produce parts. F. The Contractor shall have full-time service personnel within Twenty-Five Miles (25) radius of the project site. G. Maintenance service shall include all required tests for inspection services as required by NCDOL Elevator Bureau and ASME A17.1 1.8 WARRANTY A. Warranty: The Elevator Contractors acceptance is conditional on the understanding that their warranty covers defective material and workmanship. The Contractor warrants to the Owner that materials and equipment furnished under the Contract will be of good quality and new unless otherwise required or permitted by the Contract Documents, that the Work and labor will be free from defects for the period of twelve (12) months upon acceptance of Contractor's work by Owner, provided that manufacturer approved preventative maintenance program is in effect during the Guarantee/Warranty period, and that the Work will conform with the requirements of the Contract Documents. The Contractor's Warranty is only subject to the exclusions specified in the Contract or herein. B. The guarantee excludes ordinary wear and tear or improper use, vandalism, abuse, misuse, or neglect or any other causes beyond the control of the Elevator Contractor and this express warranty is in lieu of all other warranties, express or implied, including any warranty of merchantability or fitness for a particular purpose. Any defective condition or workmanship not mutually agreeable as satisfactory to building owner and Elevator Contractor shall be determined by the independent elevator consultant as final for the replacement, repair or continued use or product or part in question. C. Contractor shall promptly correct Work rejected by the Owner or failing to conform to the requirements of the Contract Documents and shall correct any Work found to be not in Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 6 accordance with the requirements of the Contract Documents within a period of one year from the date of completion of the Work. D. In addition to Contractors above-mentioned warranties, Contractor shall, for the benefit of the Owner, obtain and assign to Owner, if necessary, warranties from the manufacturers, producers, and suppliers whose products are incorporated into or used in the work performed hereunder. All work and materials provided pursuant to the warranties hereunder shall be performed at no charge to the Owner. E. Contractor warrants that (a) the Work shall be completed in accordance with the Contract Documents and in compliance with all federal, state, and local laws, ordinances, and regulations, and (b) all materials and equipment furnished by Contractor will be of excellent quality and new, unless otherwise specified in the Contract Documents. 1.9 MANUFACTURER A. It is the intent of this specification to prohibit the installation of any proprietary equipment as part of the work. B. The following elevator controls and/or pre-approved equal are acceptable: 1. Controls: a. Motion b. Galaxy (GAL) c. Smart Rise d. Virginia 2. In the interest of unified responsibility, the elevator contractor shall be one regularly engaged in the business of installing and servicing elevators of the type and character required by these specifications. 3. ELEVATOR CONTRACTOR SHALL SIGN A NON-PROPRIATRY LETTER WITH BID C. BIDDERS QUALIFICATIONS 1. The contractor shall have technical qualifications of at least three years experience and trained supervisory and installation personnel to install specified items. 2. Any manufacturers product submitted shall have been in satisfactory and efficient operation on not less than twenty-five installations similar to this project, and for not less than one and one-half years. 3. Contractor shall submit a list of installations, including names and addresses to the Designer for approval. 4. Contractor shall submit a list of five (5) installations by the contractor of the control system and machine proposed for use on this project. 5. Each contractor shall furnish, with his bid, documentation specifically stating: That the management of the firm has satisfactorily maintained elevators of the type and grade to the degree included in the specifications in a satisfactory capacity for a period of 5 years; (2) that he had available under his direct employment and supervision the necessary personnel, organization and facilities to properly fulfill all the service and conditions required under these specifications, located within the Raleigh area; (3) that personnel trained in the maintenance of this type of equipment will be employed under this agreement; and (4) a list of five (5) references which includes names of contact persons Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 7 for customers who have full service maintenance contracts for elevator equipment similar to the equipment bid. 6. Bidders must have access to necessary tools, diagnostic equipment, and software to maintain the solid-state controlled equipment included in the specification. Evidence of this requirement shall be submitted with the bid and shall include references from customers with full-service maintenance on solid-state controlled elevator equipment of the same make and model as specified. 7. The apparent low bidder shall submit to the Owners Representative a resume of experience of the assigned foreman and mechanics, names and addresses of persons authorized to accept or reject work performed under this contract and a financial capacity to perform this contract (Dunn Rating or equal). 8. The maintaining of this elevator equipment in a safe condition within proper operating limits in accordance with original manufacturers equipment specifications is of paramount importance. 9. Requests for information contained in Item 5 may also occur at any other time during the effective period of this contract, or any extension/renewal thereof. 1.10 CONTRACTOR RESPONSIBILITY A. The Contractor shall carefully review specifications and existing building conditions as they may affect the design, installation, use, and maintenance of the traction elevators. The Contractor shall submit with his bid a certificate in writing stating his acceptance of all such elements of the design. Any exceptions shall be so noted on this certificate. The cost for any changes required to produce a full, workable, code complying elevator system shall be borne by the Contractor. B. The electrical design for the traction elevators will be based on new power feeders and disconnect devices and as specified in the electrical specification sections. C. The Elevator Contractor shall remove all superseded equipment not retained by the Owner. Specific items to be retained will be removed by the Elevator Contractor and delivered to the Owners choice of location. If the Owner has no use for the removed items, the Elevator Contractor shall dispose of them. D. Where access to the pit is by means of the lowest hoistway entrance, provide a vertical ladder on the interlock side of the access door extending a minimum of 48 above the sill of the access door in accordance with ASME A17.1 Code. Elevator contractor shall relocate conduit, raceways, or any other equipment that interferes with the installation or relocation of the pit ladder on the interlock side of the access door. E. Elevator Contractor shall coordinate their work and cooperate with the Owner and/or their contractor responsible for performing work. F. Elevator Contractor shall be responsible for all cutting and patching required by their work. Elevator Contractor shall provide fire stops as required by code for all wiring that penetrates fire rated walls. G. Elevator Contractor shall always keep one elevator operational during the modernization unless there is written authorization from owner/Architect. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 8 PART 2 - PRODUCT 2.1 Elevator equipment shall be, in general, the manufacturers top of the line products, modified as required to operate with existing components. 2.2 EQUIPMENT SCHEDULES A. Modernization Summary for Archives and History Building: Two (2) existing Passenger Elevators, #3 Base Bid, #1 Alternate. 1. MACHINE ROOM a. Machines New with existing speed. Reuse existing machine beams if acceptable if not replaced. New adapter beams shall be furnished to transfer loads as required to the existing beams. b. Motors New A.C. motor c. Brakes New d. Motion Controllers New e. Operational ControllersNew-Non-Proprietary f. Leveling Devices New g. Governors New. 2. HOISTWAY a. Hoist CablesNew, with wedge type sockets. b. Gov. Cables New c. Final Limits New d. H/W Interlocks New e. H/W Closers New f. H/W Door PanelsNew, Painted Baked Enamel, with escutcheons. Color by Architect. g. H/W Hangers & RollersNew, as specified. h. H/W FaciasReuse existing. Clean, painted matte black. i. H/W Door FramesReuse existing. Painting and repairs by Others. j. H/W Door Headers - Reuse existing. k. H/W Door Struts - Reuse existing. l. Unlocking Devices - New m. H/W Access Switches - New, per ASME A17.1 at each top and bottom terminal. n. Rails - Reuse existing, clean and paint. o. Buffers May be reused, if meets Code requirements. Otherwise, replace with new, clean and paint buffer channel. p. Counterweight Reuse and alter as required. Contractor shall be responsible if any weights are to be added to the counterweight. 3. CAR a. Car Sling - Reuse b. Safeties - New, as per Code. c. Car & Cwt. Roller Guides New, adjustable, spring applied. d. Top of Car Operating Device - New e. Cabs - Reuse existing. f. Ceilings - Existing g. Lighting Fixtures and Fans - New. h. Car Hangers & Tracks - New. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 9 i. Car Doors - New stainless steel complete. j. Car Door Sills - New car door sills. k. Two-Way CommunicationNew, with status indicator at designated level, as per Code. l. Door OperatorsNew, complete, heavy-duty type. m. Door ProtectionNew, code compliant electronic type. n. Hoistway Door Sills Clean existing sills. 4. SIGNALS a. New, all fixtures shall be vandal resistant stainless-steel type, etched for illumination. All signage, including fire sign and wording shall be engraved in all fixtures. b. Car Pos. IndicatorsNew digital type in car operating panel. c. Car Operating PanelNew, Phase II instructions and all other required wording and shall be engraved in panel. d. In Car LanternsNew, located in return panel as per Code. e. Hall ButtonsNew Extender type, vandal resistant, stainless steel mounted securely to wall to cover existing hole(s). First floor fixture with fire fighters service directions engraved in fixture. All fixtures engraved with Fire Sign, and to read: In Case of Fire Use Exit Stairs. f. First Floor Hall ButtonsProvide digital car position indicators with direction arrows, located in the designated landing fixture(s). 5. HANDICAP a. Car: Raised Numbers/Braille - New b. Frames: Raised Numbers/Braille - New stainless steel applied type. 6. LIFE SAFETY a. Firemans Service - New. b. Emergency LightNew (battery pack) with light in the car operating panel. Remove existing emergency lights and cover with new car operating panel. 7. MISCELLANEOUS a. Cab Certificate FramesProvide new vandal resistant type. b. Maintenance ServiceAs specified herein. c. Wiring New, traveling cable and wiring. Traveling cables shall be routed directly from the car to the controllers in the machine room, without splices. Provide four additional pair shielded wire and other wiring for video and card reader. Verify with Owner type wiring required for card readers. 2.3 PERFORMANCE A. Speed +/- 5% under any loading condition B. Capacity: Safety lower, stop and hold up to 125% rated load C. Leveling: +/- under any loading condition. D. Door Closing Time, Thrust and Kinetic Energy shall comply with ASME A17.1 Code and Supplements. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 10 E. Floor to Floor Performance Time: Floor to floor performance time (from time the door starts closing at one floor to fully opened and level on next successive typical floor, regardless of loading conditions or direction of travel). Passenger geared minimum 10 seconds. 2.4 MACHINE, MOTOR AND BRAKE WITH AC VARIABLE FREQUENCY DRIVE (NEW). A. The machine shall be of the single worm geared traction type, with motor, brake, gearing and driving sheave mounted in proper alignment on a steel bedplate. The worm shall be of hardened and ground steel, integral with the worm shaft, and shall be provided with a ball or roller thrust bearing designed to take the end thrust of the worn in both directions. The ring gear shall be hobbled from a bronze rim which shall be accurately fitted and bolted to the gear spider. The sheave and gear spider shall be supported by heavy ball or roller bearings. The roller and anti- friction metal bearing shall be provided with adequate means of lubrication. Sound isolation pads shall be installed beneath the machine bedplate to reduce vibration and noise transmission to the building structure. B. Provide a variable voltage variable frequency AC drive system, designed for use with the new AC motors. The drive shall have the capability of being adjusted or programmed to achieve the required motor voltage, current and frequency, in order to properly match the characteristics of the existing AC motor. The drive shall not create excessive audible noise in the AC elevator motor. The drive shall be of a heavy-duty type, capable of delivering sufficient current required to accelerate the elevator to rated contract speed with rated load. The drive shall provide speed regulation appropriate to the motor type. For non-regenerative drives, a means shall be provided for removing regenerated power from the drives DC power supply during dynamic braking. This power shall be dissipated in a resistor bank, which shall be an integral part of the controller. Failure of the system to remove regenerated power shall cause the drives output to be removed from the motor. The drive shall incorporate a closed loop feedback system to accurately control the speed of the motor at all times. C. Provide new AC drive motors capable of developing the required starting torque and current, at a high efficiency rating and low slip frequency. The motor shall be compatible in all aspects of the new VVVF drive control system and comply with all codes and standards set forth for elevator-rated duty motors. require conformance to efficiency standard for integral horsepower motors known as 10 CFR Part 431 published by the US Department of Energy. The Integral HP Motor Rule replaces the regulations previously known as EISA 2007. In its Integral HP Motor Rule, the DOE separately defines minimum efficiency requirements for electric motors (Subpart B - Electric Motors) and small electric motors (Subpart X - Small Electric Motors) as distinguished by the motor frame size as defined within NEMA MG-1. Any motor application with VFC control to: (1) comply with NEMA MG1, Part 31 inverter duty rating, and (2) provide a means such as Shaft Grounding Rings (SGR) to protect large motors [over 5 HP] against VFD induced damage such as motor bearing failure. D. Provide the necessary equipment to protect against feedback and noise that would affect other electrical components and computer-operated equipment in the building. standards such as IEEE 519 Recommended Practice and Requirements for Harmonic Control in Electric Power Systems as well as requirements for the measurements to be recorded and submitted including definitive restrictive limits on the acceptable harmonic levels. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 11 E. The electric brake shall be spring applied. It shall be held open by an electromagnet activated by the controller and designed to make smooth, positive stops. It shall be designed to automatically apply in the event of interruption of power supply from any cause. The electric brake shall mechanically set each time the elevator stops. F. Provide ascending car over-speed and unintended car movement protection. Protection shall be provided with a device to prevent the car from striking the hoistway overhead structure and to prevent unintended car movement away from the landing with the hoistway door not in the locked position. The device shall conform to the applicable Code and may be a type of Rope Gripper. G. Machine support beams shall be reused in place. New equipment shall be adapted to the existing structure with adapter beams if necessary. Provide covers where necessary. H. New heavy-duty deflector sheaves and bearings shall be provided. They shall be aligned accurately with the new hoisting machine drive sheave. 2.5 CONTROLLER (NEW) (NON-PROPRIETARY) A. Microprocessor Control System: Provide manufacturers standard solid-state microprocessor- based control system for each elevator of group of elevators as required to provide automatic or group automatic operation. B. Microprocessor based control system shall perform the functions of safe elevator motion, car operational and supervisory control, and elevator door control. The system shall allow for reprogramming of software to suit the individual requirements of each group of elevators, and changing operational requirements of the facility, based upon the parameters of the operational system(s) specified. 1. The system shall include the hardware required to connect, transfer and interrupt power, and protect the motor against overloading, and perform operation control. 2. Each controller cabinet containing memory equipment shall be properly shielded, control shall accept reprogramming with minimum system down time, and shall not lose its memory from power failure. 3. Equipment Enclosures: Install control system in cabinets of steel with hinged doors or panels arranged for easy removal, of required gauge and properly grounded as required by National Electric Code. Rack mount equipment to permit easy access to components. Provide doors with recessed ring-pulls or handles and ventilation grill at top and bottom. 2.6 NORMAL STOPPING DEVICES AND FINAL LIMIT SWITCHES (NEW) A. Provide slow-down and normal stopping devices. B. In addition to the normal limit stops, a hoistway final limit switch shall be installed at the top and at the bottom of each hoistway. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 12 2.7 AUTOMATIC TWO-WAY LEVELING A. Each elevator car shall have two-way leveling to automatically bring the car to a stop level with any floor for which a stop has been initiated, regardless of load, rope stretch or direction of travel. Maximum level variation . B. Automatic leveling control shall permit the synchronization of door opening with the stopping of the car at a floor. 2.8 GUIDE RAILS (REUSE) A. Realign rails and file joints as required to provide a smooth ride, paint. 2.9 ROPES (NEW) A. Suspension ropes and their connections shall conform to ASME A17.1, Provide wedge rope sockets. 2.10 ELEVATOR COUNTERWEIGHTS (REUSE) A. The counterweights shall be reused and altered as needed for each elevator equal in weight to the weight of the car with the new cab plus 40% of the rated load. The counterweight shall conform to all requirements of the ASME A17.1 Code. B. The open side or sides at the bottom of counterweight runway shall be provided with a counterweight pit guard conforming to ASME A17.1 Code and local codes. 2.11 CAR AND COUNTERWEIGHT SPRING BUFFERS (REUSE) A. Clean and paint buffer channel and related structure. 2.12 PIT SWITCHES (NEW) A. New emergency stop switches shall be located in the pits accessible from the pit access door and from the pit floor. 2.13 HOISTWAY DOOR INTERLOCKS (NEW) A. Each elevator hoistway door shall be equipped with a hoistway unit system, hoistway door interlock. The interlock shall prevent the operation of the elevator machine by the normal operating device unless the hoistway door is locked in the closed position. The interlocks shall also prevent the opening of a hoistway door from the landing side unless the car is either stopped or being stopped. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 13 2.14 HOISTWAY DOOR UNLOCKING DEVICES AND HOISTWAY ACCESS SWITCHES (NEW) A. Unlocking devices shall be provided at all floors per code for all elevators. Provide stainless steel escutcheons. B. Hoistway access switches shall be provided at the upper landing to permit access to the top of car, and at each lower landing to permit access to the pit. Comply with ASME A17.1 Code. 2.15 ELEVATOR COMPENSATION: (As Required) 2.16 ELECTRICAL WIRING (NEW). A. Electrical wiring shall comply with the ASME and National Electric Code. All elevator hatch wiring and traveling cables shall be new. Existing conduit and ductwork may be reused if it meets code requirements. Provide a minimum of 10% spare wires. 2.17 GUARDS A. In addition to guards for sheaves and other related items hereinafter specified, attention is directed to the requirements of ASME Code relative to guarding of exposed gears, sprockets, tape or rope sheaves, or drives of selectors, floor controllers, or signal machines, and the ropes, chains, or tapes for driving same in machine rooms and secondary spaces. Kick angles shall be included around all unprotected openings for the machine room floor as needed. 2.18 TOP OF CAR OPERATING DEVICE (NEW) A. Each elevator shall be provided with a new operating device mounted from or on the car crosshead which will permit slow speed (150 fpm or less) operation for purposes of adjustment, inspection, maintenance, and repair. A transfer switch shall be provided in the top of the car operating device fixture which will permit the disconnecting of hoistway access switch or switches and render top of car operating device operative. The operating device shall be mounted in a metal box and shall be rigidly secured in a position conveniently accessible to workers on top of the car. Provide lamp receptacle with wire guard and GFCI outlet on top of each car in an easily accessible position. B. Provide car top escape hatches with electrical switches as per code. 2.19 LUBRICATION A. Suitable means shall be provided for lubrication with oil or grease, all bearing surfaces in connection with the elevator installation. Greased gun fittings, if used, shall be suitable for high pressure guns. Greased guns, if used, shall be automatic feed compression type. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 14 2.20 CAR SAFETIES & SPEED GOVERNORS (NEW) A. The existing car safety mechanism shall be replaced. Provide new flexible guide clamp car safety mechanisms, rated at the new car speed of 300 FPM, in full compliance with the requirements of the applicable edition of ASME A17 Codes. Cover existing hole in platform. B. Provide new centrifugal speed governors located at the top of the hoistway in the machine room. The governor shall actuate a switch when excessive speeds occur in both directions, disconnecting power to the motor and applying the brake prior to the application of the safety. The governor shall be rated for an elevator speed of 300 FPM. C. Provide new governor tension sheaves and related assemblies in the pit. 2.21 PLATFORM AND CAR SLINGS A. The platforms and car slings shall be retained and modified as required. B. All retained equipment shall be inspected and renewed as needed to render the equipment in a like new condition. 2.22 ROLLER GUIDES (NEW) A. Rubber tired roller guides shall be mounted on top and bottom of the car and counterweight frames to engage the guide rails. Each roller shall be individually adjustable to control rail to rail movement. Rollers shall be capable of being individually renewed and shall be the same or similar to those furnished on existing elevators. 2.23 CAR DOOR HANGERS AND TRACKS (NEW) A. Complete door hangers and tracks shall be provided for the car doors. Sheaves shall be steel with a flanged groove into which a solid non-metallic tire shall be vulcanized securely. Sheaves shall be a minimum of 2 1/2 diameter. Hangar brackets shall be the applied type. 2.24 DOOR OPERATORS (NEW) A. Provide digital type heavy duty door operators. 2.25 DOOR RE-OPENING AND CONTROL DEVICE (NEW) A. Provide electronic code compliant door reopening device. B. Door Opening Timing Feature: 1. Door speed, thrust, kinetic energy shall comply with the ASME Code. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 15 2.26 HOISTWAY ENTRANCES (REUSE) HOISTWAY DOORS (NEW) A. Retain the existing hoistway entrance frames at all openings, paint all entrance frames as directed by architect with the exception any that are stainless steel. Provide new hangers, rollers, tracks, and closers complete. B. New hanger sheaves shall be steel with a flanged groove into which a solid non-metallic tire shall be vulcanized securely. Sheaves shall be a minimum 2 diameter. Bearings for sheaves and rollers shall be ball type, sealed to retain grease lubrication. Hanger brackets shall be the applied type. Steel housing shall be provided for attachment to the door. Rollers, with ball-bearings, shall be provided to remove excessive door up-thrust. C. Floor Numbers: Provide floor numbers on the hoistway side of the door panels in compliance with ASME A17.1. D. Provide restricted opening of all hoistway doors and/or car doors of the passenger elevators in compliance with ASME A17.1 code and supplements. 2.27 CAR ENCLOSURES (REUSE) A. Existing Car Enclosures shall be reused. B. New LED lighting shall be provided for car lighting. C. Provide car identification number in each car, as per Code. 2.28 SIGNAL FIXTURES (NEW) A. All signal fixtures provided as part of this specification shall be vandal resistant types, stainless steel. Etched for illumination and all cover plates shall be secured using tamper-proof fasteners. The finish for all cover plates shall be #4 brushed stainless steel. B. All signal fixtures described hereafter and provided, shall be fully compliant, and installed in accordance, with all the current rules and regulations of ASME A17.1 and ADAAG and the North Carolina State Accessibility Code. All applicable signage shall be engraved on car and hall button fixtures. This shall include but not be limited to Phase I and II operating instructions and lobby exit signage. C. Provide new car-operating panel, one for each elevator. It shall contain all the necessary buttons, indicators, audio and visual signals and keys switches for Firefighters phase I and II, and all controller features activated by the car-operating panel. It shall be hinged for easy access and maintenance to the components. Emergency lighting shall be incorporated within the new car-operating panel. D. New code compliant vandal resistant telephones shall be installed in the car station at the required height. The necessary telephone hookup shall be provided in the machine room. Emergency Communication System: Two-way communication system providing voice, text and video communication with elevator occupants via cellular connectivity. Occupants can Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 16 communicate with dispatchers in response to questions on screen. System is contained in flush- mounted cabinet, with identification, instructions for use, yes/no buttons, and 4- hour battery backup power supply. System shall comply with the following: Web communication is fully encrypted. Camera passwords are randomized and encrypted. Firewall (security system) shall prevent outside access. System shall be monitored by a staffed facility 24 hours a day, seven days a week. Camera shall be installed to cover the entire cab floor space and may be viewed remotely by dispatcher when emergency call is made. E. New hall fixtures shall be the Extender type. Fixtures shall be securely fastened to the wall. The designated landing shall be the first floor with the required switches and engraved signage. The alternate floor shall be the second floor. Confirm with the Fire Marshall. F. New car traveling lanterns shall be provided for each elevator. In-can lanterns shall be mounted in the return post of the cab on one side visible from hall button. One chime for up and two chimes for down. G. New digital car position indicators shall be provided and incorporated in the new car-operating panel. H. New digital hall position indicators with direction arrows shall be provided at the first floor, located in the hall fixture. 2.29 OPERATION AND CONTROL SYSTEM A. Provide a CRT with keyboard in the machine room with the following minimum features: Up and down hall call indications, car calls, car position and direction, door open or close position, car operation mode, and capability to modify preprogrammed operations to suit varying building requirements. Manufacturer is to provide and contractor to install built-in diagnostics for trouble shooting system. B. Duplex Car Control: The building shall be divided into three zones with one car assigned to the lobby zone and the other car assigned to the top zone. The lobby zone shall include the lobby, and adjacent floors above the lobby. The remainder of the floors shall be divided between the top zone and the middle zone. Either car may answer calls in the middle zone but neither car shall park in that zone. 1. Optimized response to hall calls shall be achieved by the system response dispatching software. It dispatches cars by computing a relative system response (RSR) time for each registered hall call. The computation of each cars RSR time to a hall call shall be based on, but not limited to, such relevant factors as distance, service to previously assigned car and hall calls, carload, direction, door and car motion status, and coincidence of car and hall calls. 2. The car with the least RSR shall have this car assigned to it. RSR computations for each hall call are repeated several times a second and the hall call assignment might be changed if a more suitable car is found. 3. A car arriving at a floor to park shall not open its doors. Cars shall only open their doors when stopping in response to a car or hall call. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 17 C. Independent Service: A key-operated switch shall be provided for each elevator for selecting independent service operation. When this switch is in the independent service position, the elevator shall be disconnected from the selective-collective control system and all hall calls will be transferred to the other car. The elevator taken out of service may then be run from its car buttons for any special usage. D. Load Weighing Device: Each car shall be provided with a load weighing device which, when the particular car is filled to an adjustable percentage of the capacity load, shall cause the car to bypass the landing calls but not car calls. These passed landing calls shall remain registered for the next following car. The device shall be unaffected by the action of compensating chain or rope and shall be adjustable. E. Anti-nuisance: A system shall be provided so that when the number of car calls is disproportionate with the weight on the car, all car calls shall be cancelled. The ratio of calls to weight shall be adjustable. F. Car Reversal Operation: A car arriving without registered car calls arriving at a floor where both up and down hall calls are registered, shall initially respond to the hall call in the direction that the car was traveling. If no car or hall call is registered for further travel in that direction, the car shall close its door and immediately reopen it in response to the call in the opposite direction. Direction lanterns shall indicate the change of direction when the doors reopen. G. Car Delay Operation: If, for any reason, the doors are prevented from closing and the car is unable to respond to a call, the call shall be transferred to another car. H. Inspection Operation: Provide a key switch for access switch control. I. Single Car Selective Collective Control: Provide selective collective type, as per manufacturers standard. 2.30 AUXILARY OPERATION AND CONTROLS A. General: In addition to primary control system features, provide the following controls or operational features for the passenger elevators, except where otherwise indicated. B. Provide Fire Fighters Service Phase I and Phase II in accordance with ASME A17.1 Code and all local governing codes. A three-position key-operated switch marked ON, OFF, RESET shall be provided at the first-floor level. C. Alarm Bell System (With Electrical Power to Car): New emergency alarm bell(s) shall be located so as to be heard outside the hoistway and arranged to sound automatically in response to activation of alarm button in car control system. 2.31 MACHINE ROOM EQUIPMENT A. Identification: Provide identifying numbers on drive machine, drive unit, controller and disconnect switch. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 18 B. Provide resilient isolators to support the drive controls, power reactors and leveling devices, with Mason Industries Type ND or approved equal elastomer mountings providing a minimum static deflection of 3/8. C. No conduit shall be fastened to or supported by the controller frame or other machinery except by flexible connections. 2.32 SMOKE SENSOR TIE-IN Smoke Detectors: Existing smoke detector system is to be modified by Other Contractors to comply with current code. Connect elevator controls to the modified system in each of the elevator machine rooms. Contractor is to ensure that the Fire Fighters service is fully operational throughout the Alterations project. Test the system at the completion of the new elevator controls. Coordinate the changeover from the existing system to the new system and to operate as follows: Activation of any sensing device shall place each car on fireman's service in the same manner as if the Phase 1 switch were activated. To by-pass sensing devices and allow normal elevator service, turn Phase 1 switch to "Reset" position. To restore normal service, turn Phase 1 switch to "Off" and remove key. Each car must be at fire recall floor. PART 3 - EXECUTION 3.1 INSTALLATION A. Installation shall meet all the requirements of the current revisions (with North Carolina amendments) of each as adopted respectively by the North Carolina Building Code Council and North Carolina Department of Labor Elevator Division 3.2 WELDING A. Welding procedures and the appearance and quality of welds shall Conform to the American Welding Society (AWS) Code. 3.3 HOISTWAYS A. All hoistway equipment shall be cleaned and painted. Any conduit, duct or equipment abandoned or rendered useless by modernization shall be removed and disposed of. 3.4 PAINTING OF ELEVATOR EQUIPMENT A. All elevator equipment, miscellaneous iron and steel work located within the machine room or hoistway, including elevator machines, motors, controllers, sheaves, door operators, car frames and platform, pit equipment and exteriors of elevator cars, hoistway facias, hanger covers, and toe guards shall be painted. All painting shall be by Elevator Contractor. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 19 B. Finish coats shall have hard, tough and gloss or semi-gloss surfaces. Prime coat shall be compatible with finish coats. Any visible equipment in hoistway shall be painted matte black except hoistway conduit and duct. C. Machine room floors, pit and top of cars shall be painted (color as per Owner) as required in paragraph B, above. D. If items are factory painted, they are not required to be completely repainted, but touched-up to present a new appearance. 3.5 USE OF ELEVATORS A. Where work is performed in adjacent portions of a multiple hoistway, the elevator contractor shall provide protection in accordance with ASME A17.1 Code. B. The guarantee period will start at the time both elevators are completed and accepted. 3.6 TESTING A. Tests shall be performed by the Elevator Contractor at his expense in the presence of the Owner, Architect, or their designated representative. The elevators shall be subjected to the following acceptance and inspection and tests: 1. Inspection and test required by applicable portions of the ASME A17.1 Code and all current supplements. 2. Periodic inspection and tests as required by applicable portions of the ASME A17.1 Code and all current supplements. 3. Inspection and tests required by Federal, State and Local codes and ordinances. 4. A continuous operating test in which the elevator under full rated load is operated continuously for one (1) hour over its entire operating range, stopping momentarily at all floors. There shall be no operational failure of any component. 5. Test safety circuit, door lock circuit, loop circuit, and motor field circuits at 500 volts. Minimum resistance to ground shall be one megaohm. 6. The Contractor shall also present certified copies of the results of tests required by the ASME Code. 7. Test Results: In all test conditions, speed and performance time specified shall be met. Leveling accuracy shall be maintained without re- leveling. General riding quality shall be acceptable to the owner. Temporary rise in windings shall not exceed 50 degrees Celsius above ambient. B. Emergency Systems Testing: 1. The elevator contractor shall participate in the building fire alarm and emergency power testing, if provided. The following features are to be demonstrated: 2. Recall (fire alarm): Demonstrate the elevators ability to accept a signal (contact closure from the fire alarm system) and initiate the following sequence: a. A contact closure shall be provided to the elevator controls for the elevators serving the lobby of incidence, which shall automatically return the elevator(s) to their designated floor where they shall park with their doors open. Archives & History Building 10/31/2022 Elevator Modernization Raleigh, North Carolina SCO Number: 20-21924-01 Code: 41301 Item: 4S79 ELECTRIC TRACTION ELEVATORS 142100 - 20 b. If the fire floor of incidence is the designated floor, the elevator cabs shall return automatically to an alternate floor. c. Emergency power test. 3.7 ACCEPTANCE A. Final acceptance of the installation shall be made after all field quality control inspections and tests are complete. Workmanship and equipment must comply with specifications. Speed, floor to floor performance, accelerating, decelerating, running, and leveling must comply with specification. The elevator contractor shall furnish personnel, equipment, and instruments to perform all required tests. END OF SECTION 14 21 00 SCOPE OF WORK 5.1 GENERAL The preventive maintenance program as herein specified will consist of an all-inclusive service including but not limited to elevator inspections, examinations, lubrication, testing, cleaning, adjusting, and all major and minor repairs of equipment. 5.2 OBJECTIVES The elevators under this contract shall be maintained in first class operating condition and must comply with all requirements of the current American Standard Safety Code for Elevators, ANSI- A17.1, and ANSI Inspection Manual, ANSI-A17.2 and all other application laws, regulations, ordinances, codes, etc., and the American National Standards Institute (ANSI) Code shall be used as a guide to establish that the elevators are operating safely. The Contractor shall provide a full maintenance program in accordance with ANSI standards. The elevators were installed according to the current Code requirements that were applicable in North Carolina at the time of installation. Any Code requirements subsequent to the installation will not apply. 5.3 TASKS A. Maintenance Specifications 1. Required Maintenance Service: (a) Contractor under this contract will maintain the entire elevator equipment as hereinafter described, on the terms and conditions subsequently set forth. Contractor will use trained personnel directly employed and supervised by the Contractor. These personnel will be qualified to keep the equipment properly adjusted, and will use all reasonable care to maintain the elevators in proper and safe operating condition. (b) Contractor will regularly and systematically examine, adjust, clean, lubricate, furnish lubricants, and when conditions warrant, repair or replace: MACHINES, MOTORS, GENERATOR AND CONTROLLER PARTS, including but not limited to Worms, Gears, Thrusts, Bearings, Commutators, Rotating Elements, Coils, Contacts, Resistors, Magnet Frames, Hydraulic Valves, and other parts. These replacement parts shall be equal to or better than the parts installed by original manufacturer in terms of both performance and quality. Contractor shall provide a list of all repair parts, repair part numbers and source of manufacturer plant to Facility Management as repairs are completed. (c) Contractor will keep the guide rails properly lubricated, secured, and aligned at all times. Where roller guides are used, no lubrication is required. When necessary, renew guide shoe gibs or guide rollers in order to assure smooth and quiet operation. (d) Contractor will periodically examine all safety devices and governors, and equalize the tension on all hoisting ropes. All safety tests required by the ANSI-A17.1 and the State of North Carolina shall be performed when due and in the presence of a state official, or his designee. (e) Contractor will renew all wire ropes as often as necessary to maintain an adequate factor of safety, and repair and/or replace conductor cables. (f) When drive belts are used Contractor will provide a means of monitoring the integrity of the coated steel belts to ensure Code compliance and that no unsafe conditions exist. The selected elevator Contractor must include provisions to ensure such monitoring occurs and so that the elevator is removed from service if the belts reach their wear tolerance limit. (g) All lubricants used by the Contractor will be equal to or better than the quality specified by the manufacturer of the equipment. 2. Contractor will also examine, lubricate, adjust, repair and/or replace the following equipment: (a) Interlocks (b) Car and hatch Door Operators (c) Car and Hatch Door Hangers (d) Door Closures (e) Signal System and Emergency Power Pack, Emergency power lower devices 3. The following items of elevator equipment are not included in this contract: (a) Underground and/or buried piping and jack casing. (b) Smoke and fire sensors with related control equipment not specifically part of the elevator controls. (c) Refinishing, repairing or replacement of car enclosure, car doors, hoistway door panels, frames and sills, main line power switches, breakers and feeders to controller. B. Schedule of Maintenance Operations: The following schedule of inspection and maintenance operations shall be followed in carrying out the performance of this contract. This schedule constitutes the minimum of operations to be provided. The successful Contractors must recognize that additional service may be required in order to comply with performance evaluation requirements specified herein. The contractor must assign a minimum of Two (2) qualified elevator mechanics to the Contracting Agency to properly maintain elevators in accordance to manufactures specifications Monday through Friday, 8:00 AM to 5:00 PM for all buildings. Should the Contractor be required to make repairs either from misuse, or repairs not included in the contract during normal working hours, the Contractor will assign another mechanic to perform the extra needed repair to insure the maintenance contract is not being neglected. Elevators This service is to be performed at least once per month or more often as required according to the elevator industry standard maintenance requirements so as to maintain the equipment at proper performance levels: 1. Ride each car, check operation of car and hatch doors, acceleration, deceleration, floor stops, and brake action. Make corrections as necessary. 2. Inspect and wipe clean all motors, machines, and generators. 3. Inspect controllers, selectors, selector drives, and inspect and clean working parts for governors free operation. 4. Clean and adjust all controller and selector contacts. Renew worn contacts and/or shunts where necessary. Check sequence of operation. 5. Wipe clean all motor, generator, and exciter commutators, clean and check brushes and brush holders. Renew or reset brushes if necessary. 6. Clean and lubricate direction and accelerating switches. 7. Inspect brake operation. Check shoe to brake pulley clearance and adjust as required for proper operation. Clean pulley, as needed, and lubricate pivot pins. 8. Clean hoistway pits and inspect equipment in them. 9. Inspect all door operating equipment including motor brushes, commutator, belts or chains, contacts, drive vanes and blocks. Clean, lubricate, adjust or replace as necessary. 10. Check retiring cam operation and make necessary adjustments or corrections. 11. Clean car position indicators, arrival gongs, adjust or replace as necessary. 12. Examine all wire ropes and fastenings, check and adjust rope tension. 13. Examine traveling cables for wear and position, replace as necessary. 14. Examine counterweight and compensator ropes. Check and adjust compensator switch. Clean compensator, lubricate bearings as necessary. 15. Inspect door monitoring equipment, photo eyes, safety screens and safety edge units. Clean, lubricate, adjust or repair as necessary. 16. Lubricate selector drive screws and guides and clean contacts if necessary. 17. Clean and lubricate automatic slow down and stopping switches on top of cars. 18. Inspect, clean, car guides and lubricate rails (unless roller guides are used). 19. Clean and Check car fan motors for proper operation, replace if necessary. 20. Inspect drive and secondary sheaves, clean and lubricate as required. 21. Check bearings for proper operation and wear. 22. Examine machine gear teeth for cutting or noise, keep machine oil at proper levels. 23. While riding on top of cars, physically check condition and operation of door locking equipment. 24. Perform electrical test of door interlock circuits. 25. Clean, lubricate and examine door locks and door closer equipment. 26. Examine car and counterweight guide shoe and fastenings. 27. Renew gibs or rollers, lubricate as necessary. Clean door tracks. 28. Remove car station cover, blow out, clean and adjust contacts, switches and buttons. 29. Examine, clean with proper solution, and repair as necessary commutator, brushes and brush holders of all control motors and regulators, and generators. 30. Thoroughly examine and clean starter and control panels, replace all worn contacts and shunts. 31. Check, clean and adjust operation of slow-down and limit switches. 32. Clean governor and safety for proper operation and lubricate. 33. Examine and clean the buffers, Oil plunger if necessary. Perform hand test of plunger return. 34. Blow out and vacuum controller motors and M. G. Sets. 35. Check machine gear oil, seal any oil leaks, examine gear teeth, and refill with fresh oil as necessary, 36. **Annually, check and clean machine brake. Disassemble and replace worn components, reassemble and readjust as necessary. 37. Clean and lubricate hoistway door hanger tracks and door arms. 38. Examine car and counterweight wire hoist ropes and governor ropes for wear and condition. Re-rope if necessary. 39. Clean rails, hatch walls, car top, pit, overhead sheaves, and beams. Check bracket bolts for tightness. 40. **Perform Annual No-Load Safety Tests. 41. **Perform ANSI A17.1 Five (5)-Year Safety Tests (contract speed, full load) is required with-in the period of the contract by project specifications, and any other test that may be required during your contract period. 42. All parts subject to rust will be painted as required to maintain a presentable appearance. 43. Check monthly to be sure the car lights and alarm system operate when on emergency power (emergency power battery pack) as per ANSI A17.1, Rule 204, Rule 211 Rule 2.14.7.1.3 44. Check all car handrails monthly and tighten as necessary. NOTE: *Items 36, 40 and 41 will not be required monthly, but as stated. C. Performance Requirements: Contractor employees shall be of a good character as decided by the Contractor and State of North Carolina as determined by references. Contractor employees shall wear distinctive uniforms or badges while on State Property; shall be instructed to abide by any rules and regulation set forth by the State of North Carolina; shall report immediately any property damage; shall not engage in unnecessary conversation with customer employees, tenants, or students; shall not remove any article from the facility regardless of its value and regardless of any employees permission. This includes any item found in the trash. It is the intention of this specification that elevator equipment be maintained so as to preserve the operating characteristics in line with the original design. Should the Contracting Agency find through its own investigation or the Agencys representative that these standards are not being maintained, the Contractor will be given fourteen (14) days notice to restore the performance to the required level. Failure by the Contractor to restore the performance to the required level within the fourteen (14) day period may employ the use of the performance bond to ensure that corrective action is taken within the specified period. Cannibalization of elevators to restore other elevators to operational status is strictly prohibited without prior approval of the Contract Administrator. All requirements written during the contract period by the North Carolina Department of Labor Elevator Division that are the responsibility of the elevator contractor, shall be completed before the abatement date of the report, or expiration of the contract period, whichever is less. The State of North Carolina will not allow the elevator contractor who is awarded the contract to make this determination. The following are performance levels which are a part of the original design and which shall be maintained at all times. A. Contract speed of all elevators shall be maintained, and brake to brake flight times shall be maintained as originally installed. B. Leveling accuracy of all elevators shall be maintained at all times. C. Opening and closing times of all hoistway and car doors shall be maintained within limits of ANSI A17.1 code, yet assuring minimum standing time at each floor. D. Door reversals on all elevators equipped with mechanical safety shoes shall always be initiated within the stroke of the shoe. Light ray, and safety screen devices shall be operable at all times under normal operation. E. Variable car and hall door hold open times shall be maintained in accordance with original design. Deviations from this will not be permitted. F. Elevators operating under Group Supervisory Systems shall operate at all times in accordance with design specifications as originally installed. The Contractor shall be required to periodically test these systems and submit to Facility Management, test data indicating performance levels of systems and proof that variable and fixed features are operating properly and all circuits and time settings are properly adjusted. G. Emergency Fire Service Operation and Emergence Communication Devices shall be tested monthly to be sure it is functioning properly as required by ANSI A17.1 and the North Carolina Building Code. Test record shall be entered on appropriate form located in mechanical room. 1. Spare Parts: To assure the maximum use of elevators and a minimum shutdown time for emergency repairs, the successful bidder will be required to have and maintain on the jobs in metal cabinets furnished by him, a supply of spare parts sufficient for normal and repair of the elevator. These spare parts and lubricants shall be equal to or better than original manufacturers parts. Master controller, door operation, and any other component parts must be delivered within forty-eight (48) hours of needed repair. Used parts or parts that are not equal to or better than the genuine manufacturers, parts are not acceptable and will not be permitted. 2. Schedule: The Contractor shall furnish the State of North Carolina a written schedule of when major service, resulting in downtime, will be performed at least thirty (30) days prior to service. H. Cleanup - The Contractor shall properly dispose of all trash and debris from the job site on a daily basis. Upon completion of a project, Contractor shall immediately remove all materials, supplies, equipment, tools, debris, and rubbish from the project site and shall not be placed in any State waste recycle dumpster on State property. The State will not handle collection services, skid boxes, etc. The Contractor shall not allow any material to enter the storm water collection system on State property. D. Testing and Inspections: The importance of the elevators, covered by the agreement and specifications, demand that they be maintained in satisfactory and safe operating condition at all times in accordance with the requirements of these specifications and to be kept capable of providing their initial maximum performance, capacity, and speed. The owner reserves the right to make such test or cause to make such test when advisable to ascertain that the requirements of these conditions are being fulfilled. Additional Provisions and Requirements: A. THE VENDOR SHALL BE IN THE BUSINESS OF MANUFACTURING, INSTALLING AND SERVICING ELEVATORS AND ELEVATOR EQUIPMENT. The vendor shall be licensed and/or certified by the manufacturer of the existing equipment under this contract, to service the elevator controllers, including making program changes as necessary or requested by the owner. B. Vendor shall not make revisions or repairs to equipment except those incidentals to the operation of the machinery without approval of the Contracting Agency. Contractor is not required under this contract to make renewals or repairs necessitated by reason of negligence, accident, or misuse of machinery, apparatus or car, by person other than Contractor or his employees. If revisions or repairs are required under these conditions, the Contractor will obtain approval from the Contract Administrator at the facilities before any repairs are made, giving an estimated cost to complete the renewal or repair. C. Inspection: The Contractor shall accompany a designated representative(s) of the Contracting Agency on inspections of the work location; at any time during business hours of the State. The Contracting Agency reserves the right to make determinations as to whether service is being performed satisfactorily. Failure to satisfactorily perform any or all services outlined in the contract will be grounds for cancellation of the contract. Contractor will furnish, as required, at no cost to the State of North Carolina, Qualified Personnel to accompany State Elevator Inspector when requested D. Job Conferences: At least every thirty (30) days, the Contractor will be available for a conference on the past month(s) performance of the contract with a representative of the Contracting Agency. A written periodic performance report may be requested by proper authorities within the State. E. Utilities: The State of North Carolina will provide the contractor with all normal utilities such as electricity, lights, water, etc., necessary for performing this contract. Upon written request from the Contracting Agency, the Contractor will comply with energy conservation requirements initiated by State Government. F. Equipment and Supplies: The Contractor shall furnish all necessary equipment, supplies and materials necessary for professionally performing all work in this contract. Losses to the State caused by inferior quality work, equipment or supplies shall be reimbursed by the Contractor. G. Permits and Technical Data and Wiring Diagrams: Contractor shall provide to the State of North Carolina at the end of the contract a set or reproducible wiring diagrams covering all changes, modifications, etc., which took place during the term of the contract. H. Emergency Call Back Service: The Contractor shall provide at all times (24 hours per day, 7 days per week) emergency call back service at no additional cost to the Contracting Agency. Emergency callback service shall consist of responding (responding means being on the job site) within a one (1) hour period of notification (s) by an authorized representative of the Contracting Agency to restore an elevator to service in a case where a shutdown or emergency develops between routine maintenance. The Contracting Agency is not responsible for any cost if the unit is found running when the technician arrives.

2 W Edenton St, Raleigh, NC 27601, USALocation

Address: 2 W Edenton St, Raleigh, NC 27601, USA

Country : United StatesState : North Carolina

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