Class V Riprap Supply

The contract calls for the supply of 1,400 actual tons of durable, angular Class V Riprap stone specifically engineered to meet ASTM and U.S. Army Corps of Engineers standards for use in levee restoration projects. The material must exhibit high resistance to weathering and erosion, with precise angularity and size gradation to ensure proper interlocking and structural integrity under hydraulic stress. Delivery and placement are targeted for Hamilton, with all stone required to conform strictly to federal engineering specifications to support long-term flood control and infrastructure resilience. This is a total small business set-aside subcontract, classified under NAICS code 212312 for quarrying, and administered by the Department of Defense through the W071 Endist Seattle office. The solicitation was posted on July 10, 2026, with responses due by July 17, 2026, at 7:00 p.m. Only small businesses certified under the SBA program are eligible to bid, ensuring opportunities are reserved for qualified small entities. The project supports critical civil works infrastructure and requires precise compliance with technical and logistical requirements to be considered for award.