Project image
![Aerial of ground freezing for the First Street Tunnel](/sites/keller-na/files/styles/project_listing_mobile_1x/public/2020-10/first-street-tunnel-ground-freezing-aerial.jpg?h=73448857&itok=IAdLWKPF)
Solutions
Support of excavation
Groundwater control and dewatering
Markets
Infrastructure
Water, sewage and waste disposal
Techniques
Ground freezing
First Street Tunnel
Location
Washington, D.C.