Tile line replacement under Highway U.S. 65 in Story County

Type Request for Bid - Formal - Construction Status Issued Number RFB FY2023 #093 (Tile line replacement under Highway U.S. 65 in Story County) Issue Date & Time 6/7/2023 08:10:13 AM (CT) Close Date & Time 6/26/2023 01:00:00 PM (CT) Time Left 21 hours 47 minutes 22 seconds Notes We highly recommend online submission of responses. This expedites the process and reduces errors for both buyer and supplier. Those who join the public bid opening after 1pm may not hear all the responses read aloud but all responses will be posted publicly for viewing as soon as they become available. No site visit scheduled at this time. If you're interested to make a site visit, please reach out to Julie Brown and can arrange a time to visit with a DOT employee. julie.brown@iowadot.us or 515-239-1892 Special Requirements and Bidding Information: Story County, Collins Township, T-82N-R21W, Section 26. Project Location: Mile Marker 103.05 and

Station 1248+38+/- Project Overview: The damaged tile in need of repair is approximately 10-12 feet deep straight down from the edge of the HMA shoulder and broke near the south wall of the box culvert. The fore slope of the west ditch will need to be dug out and shoring placed to stabilize the existing subgrade for repairs to be made. Repaired tile section shall be connected to existing Tile at a location where the existing tile is not damaged and clean connection can be made. Tile shall be replaced to the outlet at the existing box culvert. All disturbed shoulder and fore slope shall be restored with 95 percent compaction and reseeded with rural seed requirements. 1. Approx. 50 feet of solid wall 6-inch plastic pipe. Joints shall be wrapped with engineering fabric. 2. Standard Road Plan DR-306 can be referenced for attaching outlet to box culvert structure. 3. Standard Road Plan EC-103 shall be followed for restoring disturbed foreslope. 4. Table 2601.03.1 shall be referenced for reseeding Right of Way. 5. Shoring shall be required 6. Standard Road Plan for Traffic Control shall follow TC-202. 7. Shoulder shall be restored to original condition if removal is needed. 8inches H.M.A mix or 7" PCC required for repair. Shoulders of U.S 65 shall not be used for parking or storage of non-essential vehicles. Until the contract is awarded the sole point of contact for this project is Julie Brown, julie.brown@iowadot.us. All questions related to this project may be submitted through the IonWave Bid system through the cut off period for question submissions. DOT estimated start date is to begin after bid award with completion as close to October 31, 2023. It is the intent of the Iowa DOT to award the contract to the responsible bidder whose submitted quotation is the most advantageous to the Iowa DOT, cost and other factors considered. Other factors include, but are not limited to: meeting or exceeding mandatory requirements, proposed staffing, and meeting required time schedule. Iowa DOT Bid Opening Please click the link below or call the phone number listed and enter the conference code to join the meeting. Date: June 26, 2023 Time: 1:00 p.m. CST Microsoft Teams meeting Join on your computer, mobile app or room device Click here to join the meeting Meeting ID: 269 792 192 336 Passcode: GPJt7F Download Teams | Join on the web Or call in (audio only) +1 515-817-6093,,118268032# United States, Iowa City Phone Conference ID: 118 268 032# Find a local number | Reset PIN Learn More | Meeting options Concat Info:- Name Julie Brown Address 800 Lincoln Way Ames, IA 50010 Phone 1 (515) 239-1892 Fax Email julie.brown@iowadot.us