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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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69 projects found

aerial of site

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Boston Central Artery Tunnel

Boston, Massachusetts

ground freezing system

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Eastside CSO

Portland, Oregon

man working in a tunnel

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

No. 7 Line Extension

New York City, New York

mobile refrigeration plants

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Port of Miami Tunnel

drilling of pipes for bottom seal

Support of excavation

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Kansas Underground Salt Museum

Hutchinson, Kansas, USA

aerial view of an excavation

Groundwater control and dewatering

New Madrid Power Plant Units 1 & 2

New Madrid, Missouri, USA

man grouting around anchor of trade center foundation

Groundwater control and dewatering

Permeation (chemical) grouting

World Trade Center Bathtub Rehab

Manhattan, 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 in construction shaft

Groundwater control and dewatering

Ground freezing

Gibson County Coal Mine

Princeton, Indiana, USA

dewatering wells and pipes across a dam

Groundwater control and dewatering

Dams and levees

Lyman Run Dam

Galeton, Pennsylvania, USA

construction site next to the Biscayne Bay

Support of excavation

Deep foundations

Groundwater control and dewatering

Wet soil mixing

Permeation (chemical) grouting

Tangent Bearing Elements (TBEs)

CFA (auger cast) / ACIP piles

Cased CFA piles

Aston Martin Residences

Miami, Florida, USA

job site at JFK airport

Groundwater control and dewatering

Groundwater treatment

John F. Kennedy Airport

Queens, New York, USA

water treatment system

Groundwater control and dewatering

Groundwater treatment

Riverton Redevelopment

Sayreville, New Jersey, USA

drill rig on construction site

Groundwater control and dewatering

Tunnels and shafts

Groundwater treatment

RiverRenew Deep Shaft Depressurization

Alexandria, Virginia, USA

construction site at the bottom of the dam

Groundwater control and dewatering

Dams and levees

Round Valley Reservoir

Lebanon, New Jersey, USA

pipes and steam from ground freezing operations

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Port Mann Water Main Supply Tunnel

Vancouver, British Columbia, Canada

Tunnel work and dewatering

Groundwater control and dewatering

Ground improvement

Tunnels and shafts

Low mobility (compaction) grouting

Compensation (fracture) grouting

Permeation (chemical) grouting

Dey Street Connector

New York, New York, USA

toe of the slope with dewatering

Groundwater control and dewatering

Dams and levees

Low mobility (compaction) grouting

Cannonsville Dam Emergency Remediation

Deposit, New York, USA

Lake Isabella dam dewatering system

Groundwater control and dewatering

Dams and levees

Isabella Lake Dam Safety Project

Lake Isabella, California

drill rig next to historical building with American flag

Groundwater control and dewatering

Groundwater treatment

Federal Reserve Building Excavations

Washington, DC, USA

aerial photo of Atlantic City

Groundwater control and dewatering

Tunnels and shafts

Brigantine Connector

Atlantic City, New Jersey, USA

construction site

Support of excavation

Groundwater control and dewatering

Soldier piles and lagging

Case Library, Colgate University

Hamilton, New York, USA

excavation of a shaft

Groundwater control and dewatering

Tunnels and shafts

Beacon Hill Station

Seattle, Washington, USA

construction site

Groundwater control and dewatering

Support of excavation

Dams and levees

Soldier piles and lagging

Bear Creek Dam

Russellville, Alabama, USA

construction site

Groundwater control and dewatering

Dams and levees

Crane Valley Dam

Madera County, California, USA

construction site in city

Support of excavation

Groundwater control and dewatering

Secant or tangent (contiguous) piles

Soldier piles and lagging

Eglinton Crosstown Light Rail Transit (LRT)

Toronto, Ontario, Canada

rig with sheet piles

Groundwater control and dewatering

Wood Buffalo Flood Mitigation, Reach 5

Fort McMurray, Alberta, Canada

Aerial of the Wharf site

Groundwater control and dewatering

Deep foundations

Ground improvement

Support of excavation

Displacement CFA piles

Soldier piles and lagging

Groundwater treatment

Rigid inclusions

The Wharf, Phase 2

Washington, D.C.

Installing the diaphragm wall panels

Support of excavation

Groundwater control and dewatering

Diaphragm walls

Port Lands Flood Protection

Toronto, Ontario, Canada

One Park work site

Groundwater control and dewatering

Support of excavation

Cutter soil mixing (CSM)

One Park

Richmond, British Columbia, Canada

Outside of Muskrat Falls Generating Station

Groundwater control and dewatering

Dams and levees

High mobility (cement slurry) grouting

Muskrat Falls Generating Station

Newfoundland and Labrador, Canada

Work being completed on Nesbitt Dam

Groundwater control and dewatering

Ground improvement

Dams and levees

Low mobility (compaction) grouting

Nesbitt Dam

Scranton, Pennsylvania

Installing o-piles

Support of excavation

Groundwater control and dewatering

Interlocking pipe piles

The Island Mine

Dubreuilville, Ontario, Canada

Working on Wolf Creek Dam

Groundwater control and dewatering

Ground improvement

Dams and levees

High mobility (cement slurry) grouting

Low mobility (compaction) grouting

Wolf Creek Dam

South-central Kentucky

Aerial of ground freezing for the First Street Tunnel

Support of excavation

Groundwater control and dewatering

Water, sewage and waste disposal

Ground freezing

First Street Tunnel

Washington, D.C.

Ground freezing system within the tunnel.

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Sound Transit Light Rail - Northgate Link Extension

Seattle, Washington

Aerial view of the dewatering at Dry Dock #8.

Groundwater control and dewatering

Ports and harbors

Dry Dock #8

Norfolk, Virginia

Ground freezing shaft being completed for Access Shaft #3

Groundwater control and dewatering

Tunnels and shafts

Ground freezing

Access Shaft #3, Sistema de Potabilización Area Norte

Buenos Aires, Argentina

Oceana Bal Harbour aerial

Deep foundations

Groundwater control and dewatering

Support of excavation

CFA (auger cast) / ACIP piles

Wet soil mixing

Oceana Bal Harbour

Keller projects worldwide