« Back

TBM "Chris" Holes Through W Street Intermediate Shaft on North East Boundary Tunnel

April 16, 2020

The Earth Pressure Balance Tunnel Boring Machine (TBM) “Chris” has reached the W Street shaft, the first and only in-line shaft that the TBM will cross during its 26,700-foot long drive underneath Washington, D.C.


Posted in the categories Featured Announcements, Lane Press Releases, News.

Recent Articles

There are no articles posted this month.