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Keller has extensive experience across a wide variety of projects, large and small, and a proven track record of delivering these safely, on time and to high quality.

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134 projects found

soil nailing installation on a mountainside

Slope stabilization

Teton Pass: The Big Fill Slide

Jackson, Wyoming, USA

grouting set up at access shaft

Groundwater control and dewatering

Ground improvement

Tunnels and shafts

West Lynn Sewer Separation Phase 3

West Lynn, Massachusetts, USA

construction on the side of the road

Deep foundations

CFA (auger cast) / ACIP piles

Highway 400 Load Test

Barrie, Ontario, Canada

Keller installing sheet piles at Bucklin Point

Support of excavation

Groundwater control and dewatering

Water, sewage and waste disposal

Bucklin Point Sewage Treatment Plant

East Providence, Rhode Island, USA

construction on a bridge

Deep foundations

Centennial Wash Bridge Replacement

Wenden, Arizona, USA

a dirt hill with dewatering pipes

Groundwater control and dewatering

Dams and levees

Pipestem Dam Spillway Modification

Jamestown, North Dakota, USA

construction site on side of Tampa Bay

Support of excavation

Howard Frankland Bridge

Tampa, Florida, USA

aerial of site

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Boston Central Artery Tunnel

Boston, Massachusetts

aerial view of half constructed bridge in the desert

Deep foundations

Gilbert Road Bridge

Phoenix, Arizona, USA

drill rig with auger performing auger cast piles

Deep foundations

CFA (auger cast) / ACIP piles

Flamingo Water Resource Center

Las Vegas, Nevada, USA

aerial view of an excavation

Groundwater control and dewatering

New Madrid Power Plant Units 1 & 2

New Madrid, Missouri, USA

breakthrough of a tunnel boring machine

Ground improvement

Groundwater control and dewatering

Tunnels and shafts

Compensation (fracture) grouting

Ground freezing

No. 7 Subway Line Extension

New York, New York, USA

Ground freezing pipes

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Permeation (chemical) grouting

Combined Sewer Overflow Tunnel

Providence, Rhode Island, USA

looking down at a shaft on the ground

Ground improvement

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Permeation (chemical) grouting

New York City Water Tunnel No. 3

New York, New York, USA

ground freezing pipes at tunnel shaft

Ground improvement

Tunnels and shafts

Ground freezing

Garden State Parkway Tunnel

Clifton, New Jersey, USA

dewatering wells and pipes across a dam

Groundwater control and dewatering

Dams and levees

Lyman Run Dam

Galeton, Pennsylvania, USA

construction on a slope

Slope stabilization

Dams and levees

Vibro stone columns (vibro replacement)

Theodore Dam

Theodore, Saskatchewan, Canada

construction work on the side of a highway

Ground improvement

Low mobility (compaction) grouting

Highway 401 Emergency Work

Mississauga, Ontario, Canada

job site at JFK airport

Groundwater control and dewatering

Groundwater treatment

John F. Kennedy Airport

Queens, New York, USA

drill rig on construction site

Groundwater control and dewatering

Tunnels and shafts

Groundwater treatment

RiverRenew Deep Shaft Depressurization

Alexandria, Virginia, USA

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