Compact Excavator Helps in Digging of Tunnel

Skanska USA uses the Brokk 400 to provide relief to Washington DC neighborhoods in the construction of the First Street Tunnel.
Compact Excavator Helps in Digging of Tunnel
Once completed, the First Street Tunnel will stretch more than 2,700 feet, and its 21-foot-diameter tunnel can store as much as 8 million gallons of stormwater — or as much as 12 Olympic-sized swimming pools.

Torrential rain. Sewage-filled streets. Submerged vehicles. Flooding as much as three times in a matter of two weeks. These are some of the issues that affected two low-lying neighborhoods in Washington, D.C. And now, after nearly a century of flooding, the neighborhoods of...

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