A pipeline fire near Deer Park and La Porte was still burning Tuesday after an SUV crashed into an above-ground pipeline valve Monday morning, possibly starting the fire. The natural gas pipeline ...

When pipes are buried beneath the ground, the weight of the soil keeps the pipe from expanding and contracting. But 420 miles of pipe -- over half of the total line -- are sitting above ground.

Oil and gas pipelines are everywhere and nowhere. They hide in plain sight, buried and marked above ground only by a mown ...

These H-shaped pilings elevate the pipe several feet above the ground. The pipe is placed in a Teflon-coated steel shoe that sits on top of the crossbeam. This allows the pipe to slide sideways as ...

In the release, officials said a white SUV drove through a fence on the west side of Walmart's parking lot and entered the pipeline right-of-way. They said the vehicle hit an above-ground valve.