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mammoth_tusk_from_dbm_drilled_shaft
Geoarchaeology

Geotechnical Contractor DBM Digs Up 13,000+ Year Old Mammoth Tusk in Drilled Shaft Excavation

February 17, 2010 rockman Geoarchaeology Comments Off on Geotechnical Contractor DBM Digs Up 13,000+ Year Old Mammoth Tusk in Drilled Shaft Excavation

Specialty Geotechnical Contractor DBM was excavating a drilled shaft for the I-5 interchange in Ridgefield, Washington when they dug up something unusual at a depth of 30-ft. At first the WSDOT inspector thought it looked […]

Crux subsurface drilling micropile casing for transmission line foundation
Available Resources

Crux Featured in Micropile Technology for Transmission Line Foundations Photo Gallery

December 9, 2013 rockman Available Resources Comments Off on Crux Featured in Micropile Technology for Transmission Line Foundations Photo Gallery

Crux Subsurface is a unique drilling company, getting their start with limited and difficult access geotechnical drilling, but in recent years, they have branched out into micropile foundation design and construction. They frequently work for […]