The SEM excavation of the 36-ft wide, 32-ft high and 1,985- long light rail tunnel under downtown Bellevue, Washington,...
After an Onsite First Time Assembly (OFTA) lasting just 2.5 months, Atlanta, Georgia, newest TBM, dubbed “Driller Mike...
Atlanta officials “Driller Mike” as the Water Supply Program tunnel boring machine’s name. The machine is named af...