• Core Drilling
    Surface and underground triple tube/split tube wireline, conventional, directional, and helicopter coring for mineral and geologic exploration, mining, geotechnical studies, remediation projects, and scientific experiments and testing.
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  • Geotechnical Drilling
    Geotechnical drilling capabilities include hollow stem auger, solid stem, ODEX/Symmetrix, casing advancer, DTH, soil sampling, monitoring wells, and instrumentation.
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  • Boundary Dam, Washington
    Specialty drilling on and inside dams, including concrete and rock coring, pressure grouting, stress measurements, monitoring wells, and instrumentation.
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  • Liner and rock mass coring at the BART Caldecott train tunnel, Oakland, California
    DA Smith offers extensive experience drilling in transportation, mining, and water tunnels for geotechnical characterization during construction to post-constructing investigations.
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