Andrew Kohout watched the dirty water shooting out of a Bethlehem fire hydrant with admiration. Advertisement Article continues below this ad "It was impressive," said Kohout, superintendent of public ...

The line’s structural integrity could be assessed using pipeline inspection gauges, or “pigs,” which are cleaning devices— smart pigs have sensors—that are inserted into an oversized section of pipe, ...

The University of Bristol’s patented ice pigging technology for cleaning pipes has grown into a global industry. Until the early 2000s, the essential cleaning of industrial pipes was only possible ...

The maintenance and integrity of pipeline networks are critical to global energy infrastructure. Pipeline inspection and pigging operations employ specialised devices – commonly known as PIGs ...

When Canada's National Energy Board gave a conditional green light this spring to reversing the Line 9 oil pipeline between Sarnia, Ont. and Montreal, the main issue being debated in the news was the ...

ANCHORAGE, Alaska (Reuters) - The operator of the Trans Alaska Pipeline System was on the lookout Monday for a piece of a cleaning device -- called a pig -- that mysteriously got dislodged somewhere ...