Crew Uses Robots to Check Sewer Pipes in Chula Vista

Inside a white truck parked along a road in the city of Chula Vista, two co-workers get ready to spend hours searching for debris from inside pipes without getting dirty.

Peggie Mazzeppi and Sergei Senoff may just have the best jobs in the city.

โ€œI am doing a survey in a sewer main,โ€ Mazzeppi explains.

That doesnโ€™t sound enticing until you find out she does it using a robot and a hand-held videogame controller.

Mazzeppi isnโ€™t a gamer although she said she feels like she is sometimes.

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Joe Little/NBC 7
Peggie Mazzeppi uses a videogame controller to move the robot through the sewer pipes beneath Chula Vista.

Inside the truck, she steers the robot through a section of sewer and storm drain under ground while Senoff works outside of the truck to wrangle the robot.

โ€œWe're looking for roots, for grease, for collapsed pipe,โ€ she explained.

Senoff admits a lot of people donโ€™t know exactly what the pair does during the day.

Theyโ€™re using a robot on the end of a long tether to make sure nothing is blocking the pipes. They flag the problem and another crew will return to clear the debris.

Knowing of a potential problem in advance, could save the city millions of dollars in repairs.

โ€œWithout it, they would have to wait for some catastrophic condition before they knew there was a problem somewhere,โ€ Senoff said.

With approximately 515 miles of pipe within city limits, the crew said it takes about five years to finish a complete scan. 

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