Specification_for_Flintville_Hatchery_Pipe_Repair.pdf
PDF 7 MB Posted
- Attached to
- TWRA Flintville Hatchery Pipe Repair-UPDATED
- Solicitation number
- Event 32801-13898
- Issued by
- Lawrence County, Tennessee
About this file
This is a specification document for the Tennessee Wildlife Resources Agency (TWRA) for repair services at the Flintville Hatchery, issued under ITB 32801-13898. The project scope involves the installation of 1,500 feet of 12-inch SDR 35 pipe supplied by TWRA at the agency's facility located at 49 Fish Hatchery Road in Flintville, Tennessee (Lincoln County). Key project components include excavating a 1,500-foot trench (24 inches wide by 30 inches deep), shooting grade to ensure proper water flow, installing the pipe with 57-grade stone encasement, performing a post-installation pressure test, and conducting grass seed and hay/straw restoration work. The installation will cross Fish Hatchery Road and include an exposed suspended section over a creek spanning approximately 80 feet, both requiring specialized construction methods. All work must be completed by Friday, July 31, 2026, with work occurring only during June and July 2026 to minimize disruption to trout production. A site visit is recommended but not required and is scheduled for Tuesday, April 28, 2026, at 10:00 AM CT. Contractors must contact Hatchery Manager Steven Day at least three business days before beginning work and must meet with TWRA's Engineering Division for approval of shop drawings prior to construction.
The contractor must possess applicable contractor licensing and is responsible for providing shop drawings for TWRA approval before work commences. TWRA retains responsibility for obtaining all permits, which have already been secured, and for marking utility locations. Payment will not be issued until all work is completed and approved by the TWRA Engineering Division. A minimum one-year standard manufacturer's warranty is required on all work and components. Work is prohibited on weekends and legal state holidays as declared by the Tennessee Department of Human Resources. The specification document does not contain information regarding pricing terms, set asides, incumbent contractors, or funding sources and amounts.
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Text version
Specifications For Tennessee Wildlife Resources Agency (TWRA)
For Flintville Hatchery Pipe Repair
ITB 32801-13898
A. Scope: This solicitation is for the one-time purchase of repair services for the installation of a 1,500 feet, 12-inch SDR 35 pipe (supplied by TWRA) at TWRA’s Flintville Hatchery at 49 Fish Hatchery Road, Flintville, TN 37335 (Lincoln County). All work shall be completed in accordance with the following work scope and specifications below.
B. Point of Contact:
1. Hatchery Manager Steven Day at 615-981-9321 or Steven.Day@tn.gov
2. Contract Manager Nickki Davis at 615-781-6603 or Nickki.Davis@tn.gov
C. Site Visit
1. The site visit is recommended but not required in accordance with Terms and
Conditions 1.2. TWRA is not responsible for errors or omissions in bids resulting from failure to visit the site.
2. Contractors do not need to make an appointment to attend the site visit.
3. Site Visit Date/Time: Tuesday, April 28, 2026 10:00 AM CT.
4. Address: Flintville Hatchery
49 Fish Hatchery Road Flintville, TN 37335
D. Project Details Overview
1. Tennessee Wildlife Resources Agency (TWRA) is responsible for all permits, which have already been obtained.
2. Tennessee Wildlife Resources Agency (TWRA) is responsible for marking any utility locations.
3. Contractor shall have applicable contractor license to complete work.
4. Contractor shall meet with TWRA’s Engineering Division to ensure proper construction of the project.
5. Contractor shall provide TWRA with shop drawings of the job. Drawings shall be approved by TWRA before construction shall begin.
6. Contractor shall call Hatchery Manager Point of Contact three (3) business days prior to beginning job so arrangements can be made.
7. Work shall not be completed on weekends or legal holidays as declared by the Commissioner of the Tennessee Department of Human Resources (“DOHR”). See the following website for the list of approved State holidays:
https://www.tn.gov/about-tn/state-holidays.html.
https://www.tn.gov/about-tn/state-holidays.html
8. Payment shall not be made until all work has been completed and has been approved by the TWRA Engineering Division.
E. Project Details
1. Work shall be completed during June 2026 and/or July 2026 to keep disturbance of trout production to a minimum.
2. All work shall be completed by Friday, July 31, 2026.
3. The Contractor shall install 1,500 feet of 12-inch SDR 35 pipe. See the Appendix for images of the pipe.
4. Layout area where pipe shall be placed. See Appendix for images.
5. Shall shoot grade to determine fall needed for adequate water flow to maintain gravity flow.
6. Shall excavate 1500’ x 24” x 30” trench.
a. The spoils shall be stockpiled on site for back fill.
b. Excavation shall be done in sections of roughly 150’ at a time.
7. Shall place 12” SDR35 pipe that will be supplied by TWRA.
8. Installation of a discharge, overflow, or bypass structure upstream of the tie-in to the existing metal pipe. This will allow flow to be diverted to the stream if repairs to the line are needed in the future.
9. Shall furnish and install stone to encase pipe. Use 57 grade stone.
10. Shall fill with dirt that was previously removed.
11. Once pipe is installed, shall connect to existing water supply with 12” valve to start the flow of water.
12. Contractor shall perform a post-installation pressure test of the 12" SDR 35 pipe to ensure that it is installed properly and leak-free.
13. Shall furnish and spread grass seed and hay/straw to promote regrowth of grass.
The grass seed can be the contractor’s choice.
14. Shall leave the work area in a clean and orderly fashion.
F. Special Considerations
1. Installation shall cross the Fish Hatchery Rd, (County Road). See Appendix for images.
a. Shall saw cut, demo, remove, and haul off 20’ x 10’ section of asphalt where the pipe will cross the road.
b. Shall furnish, install, and compact 825b pug mix in the area of road to be replaced.
c. After the required time to allow for any settling has occurred, Contractor shall return to place concrete.
d. Shall form, place, broom finish, and saw-cut 8” 4000 PSI standard duty concrete pavement with #4 rebar reinforcement @ 12” OCEW and doweled into existing roadway on each side with ½” smooth dowels.
2. Section where pipe will be exposed -- suspended section over creek (~80 ft). See Appendix for images.
a. Shall furnish and install 12” Mechanical Joint Ductile Iron Pipe.
b. Shall furnish and install supports for holding the pipe elevated to keep slope for water flow.
G. Warranties Shall be minimum of one (1) year standard manufacturer’s warranty on work and components.
APPENDIX
Exposed Pipe
County Road
Layout Area
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