How Union County Uses An Ice Pig To Keep Water Pipes Clear | WFAE

A large truck with an onboard ice maker is used to create the "ice pig." (Utility Services Corp.)
A large truck with an onboard ice maker is used to create the “ice pig.” (Utility Services Corp.)

It takes a lot to keep a water system healthy. In Union County this month, public works employees have been cleaning the water mains using an unusual process called “ice pigging.” I went to see how it works. Listen to my report on WFAE.org

March 10, 2016, WFAE.org, How Union County Uses An Ice Pig To Keep Water Pipes Clear”

Workers sweep the dirty slush into a storm drain. (David Boraks/WFAE)
Workers sweep the dirty slush into a storm drain. (David Boraks/WFAE)
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