LILLARD_S_MILL_INTAKE_SX_VAULT_DOOR.pdf
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- Attached to
- Inlet Structure & Doors at TWRAs Lillards MILL
- Solicitation number
- Event 32801-13964
- Issued by
- Marion County, Tennessee
About this file
This is a specification document for the Tennessee Wildlife Resources Agency (TWRA) soliciting bids for the fabrication and delivery of precast inlet and vault structures with stainless steel access doors at Lillard's Mill in Marshall County, Tennessee. The project scope consists of four primary deliverables: one precast inlet structure measuring 72 inches by 72 inches by 128.93 inches with integrated manhole steps, one precast vault measuring 48 inches by 48 inches by 36 inches, a top for the inlet structure, and two stainless steel access doors sized at 30 inches by 30 inches and 36 inches by 36 inches. Questions from bidders are due Monday, August 10, 2026, at 1:00 PM CST, and bids are due Tuesday, August 18, 2026, at 1:00 PM CST. Delivery must occur within sixty days of purchase order receipt to TWRA Lillard's Mill at 1006 Milltown Road, Lewisburg, Tennessee 37091. The contract is awarded to the lowest-cost responsive and responsible bidder and includes a one-year manufacturing warranty from the date of acceptance.
All fabrication must comply with specified standards including 4,000 psi concrete conforming to ASTM C478, Neenah R-1982-W manhole steps or equivalent, and BILCO Type J-3ALH20 stainless steel access doors or equivalent. Shop drawings demonstrating full compliance with specifications and tolerances must be submitted prior to manufacturing. The project is subject to the Build America, Buy America Act, requiring all iron, steel, manufactured products, and construction materials to be produced in the United States, with domestically mined components representing greater than 55 percent of total component costs. The contractor must furnish all labor and materials for successful project completion. Payment is contingent upon completion and approval by the TWRA Engineering Division, with state payment terms set at Net 30 days from invoice date. Delivery coordination is managed through TWRA Representative Bill Forte at Bill.Forte@tn.gov or 615-490-4341.
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Text version
Specifica�ons for
INLET STRUCTURE, VAULT, & ACCESS DOORS
AT TWRA’s LILLARD’S MILL
MARSHALL COUNTY, TN
Scope: The project shall consist of the construc�on of the following.
1. Fabricate a 72-inch x 72-inch x 128.93-inch precast inlet structure (see Sheet No. 5)
2. Fabricate a 48-inch x 48-inch x 36-inch precast vault (see Sheet No. 5)
3. The inlet structure shall include manhole steps within 12-inches of top and at 16-inch on center.
4. Fabricate a top for the inlet structure (see Sheet No. 5)
5. Fabricate two (2) stainless-steel access doors: (1) at 30 in x 30 in and (1) at 36 in x 36 in for the Inlet Structure and Vault (see Sheet No. 5)
A. Key Dates
1. Ques�ons are due Monday, August 10, 2026, at 1:00 PM CST.
2. Bids are due Tuesday, August 18, 2026, at 1:00 PM CST.
B. Build America, Buy America Act
1. All iron and steel acquired and used in this project shall be developed and acquired in the United States. This includes all manufacturing processes, from the ini�al mel�ng stage through the applica�on of coa�ngs, shall occur in the United States.
2. All manufactured products acquired and used in this project shall be manufactured in the United States, and the cost of its domes�cally mined components shall be greater than 55% of the total costs of all its components unless another standard applies under law or regula�on.
3. All construc�on materials acquired and used in this project shall be manufactured in the United States and all manufacturing processes for these construc�on materials shall occur in the United States.
C. General Guidelines
1. All work shall be in conformance with the specifica�ons noted on Sheet No. 5
2. The contractor shall furnish all labor and materials for successful comple�on of this project.
3. Submit shop drawings showing compliance with the specifica�ons including tolerances, prior to manufacturing
4. Manufacturing Warranty Period: One year from acceptance and furnishing TWRA with the items.
D. Construc�on
1. Provide 4,000 psi concrete conforming to the specifica�ons on Sheet No. 5.
2. Precast risers and top shall conform to ASTM C478.
3. Manhole steps to be Neenah R-1982-W or equal.
4. Two (2) stainless-steel Access Doors shall be BILCO Type J-3ALH20 or equal for the inlet and vault (see Sheet No. 5).
E. Delivery
1. Delivery date and �me to be coordinated with TWRA Representa�ve Bill Forte at a �me to be determined. His contact informa�on is as follows: Bill.Forte@tn.gov or 615-490- 4341.
2. Delivery Loca�on
TWRA LILLARD’S MILL
1006 Milltown Rd Lewisburg, TN 37091 Marshall County
3. Delivery shall be due sixty (60) days from receipt of purchase order.
F. Payments
1. Payment shall not be made un�l all work has been completed and has been approved by the TWRA Engineering Division.
2. Payment can be expected in 30 days from invoice date as the State payment terms are
Net 30.
mailto:Bill.Forte@tn.gov
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