High-Pressure Hot Water Tunnel Cleaning

The contract requires deep cleaning of tunnel infrastructure including walls, ceilings, gutters, and roadways using hot water pressure washing at temperatures between 180 and 200 degrees Fahrenheit to remove mineral deposits and debris without the use of chemical solvents. In addition to surface cleaning, the scope includes the maintenance of weep holes and wire mesh to ensure proper drainage functionality. The work must be performed in strict compliance with environmental and safety standards, focusing on mechanical cleaning methods to preserve structural integrity and avoid contamination. This is a subcontract solicitation under a Total Small Business Set-Aside, designated as a SBA contract under NAICS code 561790, which pertains to other services for buildings and dwellings. The solicitation was posted on May 5, 2026, with a response deadline of May 11, 2026, at 10:00 PM. The contracting authority is the Department of the Interior under the Pwr GOGA(86000) agency, though no specific office address or place of performance details are provided. The opportunity is exclusively available to small businesses as defined by the SBA, and interested vendors must submit proposals before the deadline to be considered.