Construction Services for Sewer Line System Repair

The National Park Service National Office is soliciting proposals under solicitation number 140P2020R0024 to provide construction services for repair of the sewer line system at Mammoth Cave National Park. Services include replacing and rehabilitating gravity sewer lines, manholes, cleanouts, and other system components across multiple areas within the park. Proposals are due by August 3, 2020 and the agency intends to award a firm-fixed price contract for the work to be completed between September 2020 and September 2021. The solicitation is designated as an 8(a) competitive set-aside and proposals will be evaluated for technical acceptability and price reasonableness.

The solicitation is set aside for competitive 8(a) small businesses and has a place of performance of Mammoth Cave National Park. Estimated values range from $500,000 to repair approximately 28 miles of sewer infrastructure serving park facilities. Relevant NAICS codes include 237110 (water and sewer line and related structures construction) and PSC code R499 (other repair, alteration, improvement services). Amendment 3 of the solicitation provides additional documentation and modifies subcontracting limitations and evaluation criteria while maintaining the August 3, 2020 response deadline.