State and congressional lawmakers moved Tuesday to impose new requirements for automatic or remote-controlled shutoff valves on pipelines after last week’s San Bruno natural gas conflagration raged ...

“A client of mine [says] he rarely hears people complain [about oil pipelines] while wearing a burlap sack and riding a horse,” pipeline integrity consultant Andrew Kendrick noted while discussing the ...

WASHINGTON, D.C. — Gas feeding the flames devouring a San Bruno neighborhood could have been shut off an hour sooner if PG&E had automatic or remotely controlled shutoff valves on the pipeline that ...

Pacific Gas and Electric Co. said Tuesday it intends to replace hundreds of manually operated valves on natural gas pipelines with automatic shutoffs, devices that the utility concedes would have ...

The automatic expansion valve (AXV) is similar in construction and appearance to the commonly used thermostatic expansion valve (TXV). However, the metering devices operate much differently. The AXV ...

Federal investigators and state legislators are zeroing in on whether inferior shut-off valves on the natural gas pipeline that exploded last week in San Bruno led to a deadlier, costlier disaster.

A portion of the ruptured pipeline owned by Plains All American Pipeline was excavated and replaced at the site of the May 19 oil spill off Refugio State Beach. At the work site, shown here June 1, ...

Each new valve manifold box features a new GSM series controller. Four line semi automatic VMBs include the new GSM-VS4 controller, which replaces the now obsolete GSM 1x4 controller. The GSM-VS4 ...