Design Engineering and Environmental Services

The Humboldt Bay Harbor, Recreation, and Conservation District in Eureka, California is seeking a vendor to provide design engineering and environmental services. The agency needs to solve complex infrastructure planning challenges through project planning studies, engineering designs, traffic studies, land surveying, geotechnical studies, and environmental studies. This three-year contract requires the selected vendor to deliver project reports, miscellaneous project management services, and construction support services. The scope of work covers coordinating survey tasks such as scheduling ground and aerial topographic, boundary, and construction stakeout surveys. The agency also requires document preparation, title reviews, and the provision of record as-built drawings of the completed work. Additionally, the project involves redesigning existing traffic signals and signal phases, assessing intersection alternatives like roundabouts, preparing a local hydraulic study form, and conducting a visual impact assessment. Eligible bidders must be onshore organizations based in the United States. The agency permits the performance of the work to take place offsite. Bidders must submit their proposals digitally via email or online, and the agency is currently looking for proposal pricing rather than indicating a set budget. All questions regarding this opportunity must be submitted no later than July 7, 2026.