RFP - Lavina Ryegate Bridges STPB 14-4(26)147

The Montana Department of Transportation seeks a qualified consulting firm to prepare an alternatives analysis for the Lavina‑Ryegate bridge replacement project (STPB 14‑4(26)147). The effort focuses on developing a Scope of Work report, evaluating design alternatives, and providing engineering, environmental, and hydraulic analyses to support the selection of a bridge replacement solution. This is a Phase 1 consulting effort with potential for Phase 2 design‑bid‑build work if the agency opts for that delivery method. • Scope includes bridge replacement alternatives, roadway upgrades, traffic engineering, geotechnical and environmental assessments, and hydraulic analyses. • Prime consultant must perform ≥ 50 % of the work and hold a current Montana professional engineering license. • Proposals limited to 5 pages (plus required appendices) and must be submitted electronically by 11 Oct 2026 3 PM MST via the State of Montana File Transfer Service.