Geotechnical Engineering Services

The buyer, a government authority in Maricopa, Arizona, requires a vendor to provide geotechnical engineering services for land subsidence and earth fissure monitoring, geotechnical field investigations, material sampling and testing, engineering analysis, instrumentation installation, and planning and design of specific corrective actions. These services address potential dam safety issues or support overall dam rehabilitation and replacement projects. The requested scope includes reviewing existing project data, performing technical studies and engineering analyses, conducting site-specific repairs at dams and related features, evaluating district-completed conventional survey results, conducting laboratory testing of soil samples, and performing field sampling or testing of construction materials. Eligible vendors must be onshore USA organizations, and the vendor will perform the work offsite at its own office premises. The buyer seeks proposals for the budget and requires all questions by September 18, 2026.