Robbins TBM

On April 30, 2015 in Honolulu, Hawaii, a Robbins Main Beam TBM began a 2.8-mile drive for a new sewer tunnel. Robbins TBM Begins Hawaii’s Longest Tunnel
TBM News
July 9, 2015
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Robbins TBM Races to Finish Line in Indianapolis
April 8, 2015