D.C. TBM

Project Description

• Lift fully assembled TBM onto hydraulic slide rail system
• Slide TBM to strand jack system
• Lower TBM 120’ down the shaft to the starter tunnel
• Align TBM & set on saddle

Project Highlights

• Dimensions & weight – 95’ L x 29’ OD – 1,650,000 lbs.
• Multi-directional slide of fully assembled TBM
• Lowering & aligning of TBM to starter tunnel utilizing strand jack and gantry systems