Manchester Water Works Sinkhole trapped car on exposed gas line after 110-year-old water main burst. Vehicle and driver were rescued. The town of Manchester, N.H., has been replacing about two miles of aging water pipeline annually in recent years, but municpal crews could not complete their task before a 12-in.-dia water main dating back to 1901 burst. The rupture on Dec. 13 created a street sinkhole that was perilous for one driver.“A cap blew off the back of a cross on the water main,” before water gushed up on the left side of the subcompact, trapping it on a live
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.