Drill Tech Drilling & Shoring, Inc. (DTDS) is a full service Engineering Contractor founded in 1994 Specializing in tunneling, shafts, deep foundation, ground improvement, and earth retention with offices in San Francisco Bay Area (Antioch, CA), the Los Angeles Area (Corona, CA) and Dallas, TX. DTDS maintains a staff of experienced, registered professional engineers and experienced tunneling mangers who specialize in the design and construction of infrastructure projects. Drill Tech's fabrication shop gives us the unique capability to design and build equipment to fulfill a unique project's needs.

Cast-In-Drilled Holes Soil Nails Tiebacks Soldier Piles Augercast Piles Tunneling Cutter-Soil-Mixing Sculpted & Stained Shotcrete Dewatering Pressure Grouting Jet Grouting Rock Bolts Micropiles/Underpinning Jacking & Boring Secant Piles Design/Build Sculpted & Stained Shotcrete Jacking & Boring Mining Architecture Firm/Engineering Firm Single-family Housing Construction Construction