Rotary Mud Drilling

Clouser Drilling is a family-owned, veteran-owned well drilling company based in Grants Pass, Oregon, serving Southern Oregon and Northern California since 1971. Spanning four generations of drillers, the company provides residential, agricultural, commercial, community, environmental, geothermal, and government water wells, and is a licensed water and monitoring well constructor in Oregon.

Read more

borehole camera inspectiondrill site selectiongeothermal vertical loop installationrotary air drillingsite preparation including dirt work, tree removal and road buildingwell cleaningwell decommissioningwell deepeningwell drilling up to 16 inch diameter cased bore holeswell repair

GESTRA Engineering is a consulting firm specializing in geotechnical engineering, construction materials testing, and geotechnical and environmental drilling. Founded in 2000, it provides government agencies, municipalities, engineers, architects, and contractors with engineering services ranging from initial planning and feasibility studies to project completion. The firm has 25+ years of operation and maintains a geotechnical laboratory and field exploration equipment.

Read more

Consolidated Undrained Triaxial TestConstruction material engineeringconstruction materials testingDynamic Cone Penetrometer TestingFlight Auger DrillingGeotechnical and environmental drillinggeotechnical engineeringGeotechnical laboratory and field serviceshollow stem auger drillingPavement engineeringPiezometer Installation & Water Level MonitoringPressuremeter TestingShelby Tube SamplingSlope Inclinometer Installation and TestingSoil evaluation for storm water infiltrationStandard Penetration TestingSwell TestUnconsolidated Undrained Triaxial TestVane Shear Testing