Prior to placing newly installed natural gas piping and valves in service, systems must be properly cleaned to remove potentially damaging foreign material that is inherently left behind during ...

From the edge of Shoreline Golf Links in Mountain View, PG&E on Monday launched the first in a series of extensive “hydrotests” of its natural gas pipeline system — a test that found no leaks in a ...

Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

The increased growth in the development and use of plastic pipes for oil pipelines, gas and water distribution, and ducting for telephone and electrical cables, etc. has created a need for a vast ...

Nearly two years after the pipeline explosion that killed eight people and devastated a neighborhood in San Bruno, Pacific Gas and Electric Co. considers 239 of its natural-gas transmission lines to ...

The exact cause of the natural gas explosion that killed eight people, injured at least 50, and displaced 100 others when it leveled two buildings in East Harlem in March hasn't been determined, but ...

EAST PALO ALTO — PG&E says its natural gas pipeline system on the peninsula remains safe even though the utility found that its records for a pipe beneath East Palo Alto failed to match what was ...