Caldecott Tunnel
Orinda, CA || Contract Value: $29M || Owner: California Department of Transportation || General Contractor: Tutor || Scopes: Soil Nail Walls, Tiebacks, Tunnel, Secant Piles, Sound Wall, Horizontal Drains, CIDH, Soldier Piles
mining and tunneling projects
Clos De La Tech Storage Tunnels
San Mateo County, CA || Owner: Clos De La Tech LLC || General Contractor: Drill Tech Drilling & Shoring, Inc. || Scopes: Tunnels, Soldier Pile Walls, Soil Nail Walls
Re-Wetting of Muggins Gulch
Larimer County, CO || Contract Value: $3.4M || Owner: Colorado Department of Transportation || General Contractor: Flatiron || Scopes: Tunnel, Soil Nail Shoring, Slope Rockfall Protection
Tunnel Stabilization & Sewer Pipeline Phases 1-4
Laguna Beach, CA || Contract Value: $81M || Owner: South Coast Water District || General Contractor: Drill Tech Drilling & Shoring, Inc. || Scopes: Tunnels, Tunnel Rehabilitation, Shaft, Reconnect Lateral Services
Stillwater East Boulder Mine
Contract Value: $67.8M || Owner: Sibanye Stillwater || General Contractor: Drill Tech Drilling & Shoring, Inc. || Scopes: Tunnel Rehabilitation, Shafts, Mine Ground Support
SCVWD Upper Llagas Creek Phase 2A
Morgan Hill, CA || Contract Value: $18.1M || Owner: Santa Clara Valley Water District || General Contractor: Flatiron West || Scopes: Tunnel