RFP - Tribal Territory Feasibility Study.

Caltrans District 2 is seeking an experienced contractor to develop the Humboldt-Siskiyou Tribal Territory Climate Adaptation Technical Feasibility Study, covering Humboldt County, Siskiyou County, and Humboldt Hill CDP in California. The procurement is structured as a Request for Proposal (RFP) with a solicitation package (Reference Number 74A1662) issued on December 2, 2025, and a proposal submission deadline of January 27, 2026. The primary objectives of the study include conducting a climate vulnerability-informed technical feasibility assessment focusing on geologic and hydraulic analyses, developing nature-based climate adaptation solutions, creating a prioritized set of candidate projects for future funding, and generating a Strategic Investment Strategy (SIS) for highest-priority initiatives. Prospective contractors must demonstrate extensive technical expertise in climate adaptation planning, geologic assessments, and strategic project development. The RFP requires comprehensive technical analyses that support climate resilience planning within the tribal territory while identifying viable project funding opportunities and investment priorities. Interested parties with questions about the solicitation's accessibility can contact ADAdocs@dot.ca.gov or call (833) 713-2922.

The RFP does not explicitly specify set-aside designations or specific restrictions on responding organizations. While the solicitation does not detail precise award values or budget ranges, it indicates a comprehensive technical study requiring significant professional expertise in climate adaptation and tribal territory planning. The project appears designed for consulting firms or technical research organizations with demonstrated capabilities in geologic assessments, climate vulnerability studies, and strategic infrastructure planning. No incumbent vendors are mentioned in the provided documentation. The study's scope suggests a complex, multidisciplinary project requiring advanced technical competencies in environmental science, geological engineering, climate adaptation strategies, and strategic investment planning. Potential respondents should carefully review the full solicitation package to understand the detailed technical requirements, evaluation criteria, and submission guidelines for this specialized climate adaptation feasibility study.