SR 89 Mousehole Multi-Use Path & UPRR Undercrossing
Truckee, CA || Contract Value: $2.7M || Owner: Town of Truckee || General Contractor: Gordon N. Ball || Scopes: Box Jacking
Mining & Tunneling Projects
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
Calaveras Dam
Sunol, CA || Contract Value: $15.5M || Owner: San Francisco Public Utilities Commission || General Contractor: Flatiron || Scopes: Soil Nail Walls, Rock Bolts, Tieback Walls, CSM/DSM, Tunnels, Shaft, Compensation Grouting
Anderson Dam Tunnel
Morgan Hill, CA || Contract Value: $53M || Owner: Santa Clara Valley Water District || General Contractor: Flatiron || Scopes: Tunnel, Shaft
Caltrain Electrification Design Build Services
San Francisco, CA || Contract Value: $26.1M || Owner: The Peninsula Corridor Joint Powers Board || General Contractor: Proven Management, Inc. || Scopes: Tunnel Liner Repair, Contact Grout, OCS (Foundations, Micropiles, Canopy Tubes, Wire Installation)
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