U.S. Army Engineer District Portland
FederalOR
Posted
Aug 19, 2026
Sep 18, 2026
Bonneville Lock and Dam - Navigation Lock 1 Bridge Replacement
This active Small Business set-aside solicitation seeks construction firms to replace the Bonneville Lock and Dam Navigation Lock 1 Bridge. The project includes constructing a new single-span steel girder bridge on a new alignment, demolishing portions of the existing bridge, building approach roadways and abutments, and maintaining critical vehicular access during phased construction. The procurement is a fixed-price construction solicitation under NAICS 237310 and PSC Y1LB, with work involving seismic mitigation, lead and asbestos removal, environmental and seasonal restrictions, and barge-crane operations near high-voltage power lines.