Inspecting, Cleaning, and CIPP Rehabilitation of Under-Slab Sanitary Sewer Pipelines in the Building D Basement

The Government Publishing Office is soliciting contractors to inspect, clean, and rehabilitate approximately 510 linear feet of 3 to 4-inch cast iron sanitary sewer pipes located beneath the slab in the Building D basement. The project requires the use of the Cured-In-Place Pipe (CIPP) lining method to restore structural integrity and ensure proper functionality of the under-slab sanitary sewer system. The contractor must identify and remove blockages, as well as detect and locate any clogged, damaged, or defective pipeline sections causing slow drainage and frequent blockages, employing advanced detection techniques and equipment to accurately assess the condition of the pipes. This solicitation, identified by number 040ADV-26-R-0019, was posted by the United States Government Publishing Office Acquisition Services on February 27, 2026, with responses due by April 17, 2026. The work will be performed in Washington, DC, and inquiries can be directed to primary and secondary points of contact provided by the agency. The contract falls under NAICS code 237110, which pertains to water and sewer line construction, ensuring specialized expertise is applied to this rehabilitation project.