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Projects

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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128 projects found

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

Tunnels and shafts

Compensation (fracture) grouting

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

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