In the Mud

A Texas contractor uses hydroexcavation to remove compacted soil from under a swimming pool with a fractured drainpipe

Flooding frequently carried soil into the crawl space beneath the Palo Alto College natatorium in San Antonio, Texas. Seasonal swelling and shifting packed the soil ever tighter against the plumbing until the pressure cracked an 18-inch PVC drainline for an Olympic-size swimming...

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