SPECS_FOR_INTAKE_STRUCTURE_VAULT_ACCESS_DOOR.pdf
PDF 101 KB Posted
- 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 a precast inlet structure, vault, and access door project issued by the Tennessee Wildlife Resources Agency (TWRA) for the Lillard's Mill facility in Marshall County, Tennessee. The project requires the fabrication of a 72-inch by 72-inch by 128.93-inch precast inlet structure with integrated manhole steps, a 48-inch by 48-inch by 36-inch precast vault, a top for the inlet structure, and two stainless-steel access doors measuring 30 inches by 30 inches and 36 inches by 36 inches respectively. All materials must be fabricated in conformance with specifications detailed in Sheet No. 5, and shop drawings demonstrating compliance must be submitted prior to manufacturing. Questions regarding the project are due Monday, August 3, 2026, at 1:00 PM CST, and bids are due Tuesday, August 11, 2026, at 1:00 PM CST. Delivery is required within sixty days of purchase order receipt to TWRA Lillard's Mill located at 1006 Milltown Road, Lewisburg, Tennessee 37091, and should be coordinated with TWRA Representative Bill Forte.
The contractor shall furnish all labor and materials and must comply with the Build America, Buy America Act, requiring that all iron, steel, manufactured products, and construction materials be produced in the United States with domestically mined components representing greater than 55 percent of total component costs. Concrete must meet 4,000 psi specifications conforming to ASTM C478, manhole steps shall be Neenah R-1982-W or equivalent, and access doors shall be BILCO Type J-3ALH20 or equivalent. A one-year manufacturing warranty applies from the date of acceptance and furnishing. Payment will not be issued until all work is completed and approved by the TWRA Engineering Division, with state payment terms of Net 30 days from invoice date. Pricing and payment amounts are not specified in this document.
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Text version
Specifica�ons for
INLET STRUCTURE, VAULT, & ACCESS DOOR
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 3, 2026, at 1:00 PM CST.
2. Bids are due Tuesday, August 11, 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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