Herbert Hoover Dike Reach 1 Cutoff Wall

Hoover Dike Reach

Williams Earth Sciences, now known as H2R Corp, as a subcontractor to Bauer Foundation, the prime contractor, was contracted to provide the full range of QC services including cutoff wall logging, field sampling and laboratory testing of the excavated soils and the soil-cement mix and the Verification Borings, with Borehole Logger for acceptance of the wall.

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Norris Cut Tunnel

Norris Cut Tunnel

H2R provided soil cement design support services for the deep soil mixing to Nicholson Construction. Tasks for this phase of work includes specialty geotechnical engineering and field services including soil-cement coring, laboratory testing, and other services including construction quality control, downhole camera services, and in-situ permeability testing.

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C-44 Reservoir/STA Project, Contract 2

field services

H2R is serving as Geotechnical Engineer for the project and performing support services for various dam construction elements. Field services include exploratory drilling and Cone Penetrating Testing, which is being correlated to density in lieu of conventional field density tests. In addition, H2R is providing multiple quality control inspection staff as well as professional services for engineering including shoring and dynamic pile testing, Contractor Submittals, and project data management services.

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