gas main

But the bank's power system automatically switched to the other gas main.

The gas main did not burst into flames.

In the foreground stands a broken gas main that was leaking during the fire until firefighters arrived and ordered it shut off.

Serious damage was done only to offices and a tool room, while a gas main was fractured.

Local citizens attempting a bucket brigade were driven off by an explosion in a newly installed gas main.

There was a huge hole where, apparently, a gas main had ruptured.

It took three days to dig the bomb out of soft soil, work made even more dangerous by a fire at a fractured gas main.

What could press down on a gas main?

The bomb squad had tried to defuse it, but there was a leaking gas main.

Was that before or after he fractured the gas main?