Victorian device still spotting leaks

A crack team of leak detectives has tracked down and plugged more than 18,000 hidden pipe leaks in the North West over the past 12 months - thanks to a device that has been used since the Victorian era.

Friday, 17th February 2017, 9:48 am
Updated Tuesday, 28th February 2017, 12:25 pm
Listening for leaks ...

The team from United Utilities saved an average of 900 million litres of water using wooden “listening sticks.”

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The long wooden sticks with an ear-trumpet style end vibrate when a leak is detected, producing a distinctive sound.

They have been deployed for more than 100 years and are still a staple for modern leakage engineers.

Digital sensors and remotely operated pressure monitoring equipment are also used to turn the tide on hidden leaks.