Trenchless installations of new underground pipelines via tunneling and microtunneling; new underground pipe installation in the nature of pipe jacking; trenchless underground pipe repair services, namely, rehabilitating underground pipelines by applying shotcrete to pipes and sliplining; manhole repair services

Trenchless installations of new pipelines via tunneling and microtunneling; new pipe installation in the nature of pipe jacking; trenchless pipe repair services, namely, rehabilitating pipelines by applying shotcrete to pipes and sliplining; manhole repair services

CONSTRUCTING AND REPAIRING PIPELINES, PASSAGEWAYS MANHOLES AND TUNNELS; INSTALLING LINERS IN PIPELINES, PASSAGEWAYS AND TUNNELS