Video inspection has advanced the cause of sewer system maintenance and repair: It literally gives contractors a set of eyes under the ground.
But there are times when traditional video images are not enough. For example, in a pipe with a smooth new CIPP liner, it can be hard to spot the exact locations of the sewer laterals that need to be reinstated. And although operators can see the water flowing in a sewer, video provides no real clues to the character or source of that water.
That’s where infrared imaging comes in. These inspection systems enable operators to switch back and
