All DOT-111 tank cars ordered since October 2011, and built to transport crude oil, adhere to tougher CPC-1232 AAR Tank Car Committee standards. They are equipped with a thicker, more ...

Certain pressure relief valves for use on compressed natural gas fuel tanks are being recalled by Circor, which does business as Circle Seal Controls. The affected valves have O-rings that could ...

Baytex Energy Corp. says a damaged vent valve likely helped trigger explosions July 27 that blew the tops off two huge oil storage tanks at a shut-in well site near Nampa, south of Peace River.

The NSTB said three of those tank cars were built in the 1990s with the aluminum protective covers, which investigators said are critical to protecting the tank pressure relief valves from damage.