June 2013, Vol. 25, No.6
'Lady Bird' to do dirty job
On April 9, DC Water (Washington, D.C.) named its massive
tunnel-boring machine and christened it with District of Columbia tap water.
Named “Lady Bird,” the machine will have a giant cutter head attached and sent
underground to tunnel more than 6 km (4 mi) along the Potomac River at a depth
of approximately 33 m (100 ft).
the June 2013 Splash Shot