Trenchless rehabilitation offers a minimally invasive alternative to traditional open‐cut excavation for restoring and reinforcing ageing buried pipeline infrastructure. This method employs advanced ...

Inherent risks exist in any construction project, particularly when installing an underground transmission line. Project partners often run into unexpected encounters when working beneath the earth’s ...

SAN FRANCISCO--(BUSINESS WIRE)--Petra, the first company capable of undergrounding critical utility infrastructure from difficult hard rock to soft ground geologies, announced the acquisition of ...