Geotechnical Drilling and Sampling

This subcontract for Geotechnical Drilling and Sampling involves performing geotechnical exploration for prime contractors on Department of Water Resources dam projects specifically at Pine Creek Dam. The scope of work includes drilling boreholes, collecting soil and rock samples, and conducting in-situ testing utilizing rotary, sonic, or hollow-stem auger drill rigs. The selected provider must deliver comprehensive borehole logs, physical samples, and detailed field data reports. To be eligible, the contractor must hold a valid license for drilling and boring and strictly adhere to the safety standards established by the DWR Division of Safety of Dams. The project is categorized under NAICS code 238910 and is associated with the California Department of Water Resources, with the place of performance located in Walnut Creek.