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Projects

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Subsidence Mitigation to Reopen Important Emergency Access Road

Boat Harbor Treatment Plant Subaqueous Force Main
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MnDOT I-35W Stormwater Storage Facility
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Twin Box Tunnels Through Railroad Embankment

Water Tunnel Collapse Repair-Fort Laramie, WY

Water Tunnel Repair

Chesapeake & Ohio Canal Rock Slopes, National Historic Park

Trinidad Slope Stabilization

Elementary School Subsidence Mitigation
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Track and Football Field Drilling and Grouting Project

Northeast Boundary Tunnel
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Lake Mead Intake No. 3 Tunnel and Shaft

Central Subway TBM Launch Box

Southwest Light Rail Temporary Support of Excavation Design
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Empire State Trail Box Tunnel

SR99 Bertha TBM Access Shaft

Retaining Wall Repair Forest Home Drive

Clinton CSO Storage Facility

Rockfall Mitigation Bellwood Quarry Reservoir Tunnel

Lower Harbor Brook CSO Storage Facility

Binghamton-Johnson City Joint Sewage Treatment Plant Restoration

Rock Slope Investigation-Gorsline Building

Texas Capitol Complex, Phase 1

Maline Creek CSO Storage Facility Blasting Design

Blasting Design-Portageville Rail Bridge Over Genesee River

Ernie Davis Hall
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181 Fremont Street Tower

706 Mission Street

Mayo Water Reclamation Facility Force Main

Reclaimed Water System Improvements Main to Junction 420
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Rehoboth Beach Ocean Outfall

I-25 Bypass Subsidence Mitigation

Area K Pilot Subsidence Mitigation

Geospatial Services for Subsidence Mitigation
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Globeville Landing Outfall Tunnels

Waukesha Greenmeadow Interceptor

Midtown Tunnel Corridor – Raw Water Line Relocation
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Miami Beach HDD World Record

Design Build HDD installation of 24-inch fusible PVC Pipe

Rehab of 22nd Street & The Paseo Interceptor

Fiber Reinforced Polymer Repair I-35W Tunnel

Inspection and Repair of Linnwood Water Conveyance Tunnel

Lake Travis Raw Water Facilities
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Caldecott Fourth Bore Tunnel

South Cobb Tunnel
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Bi-County Water Tunnel
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Kaneohe-Kailua Wastewater Conveyance Tunnel

Eastside Water Intake Tunnel

Westerly Storage Tunnel Shafts
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Eastbound I-70 Tunnel

Dakota Ave Tunnel

River Supply Conduit, Upper Reach

South Hartford Conveyance and Storage Tunnel
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South Platte Interceptor

New Irvington Water Tunnel