Strafford County: Riverside Rest Home sewer relining underway; brief resident relocations expected

Strafford County commissioners heard an update on a cured-in-place pipe (CIPP) lining project at Riverside Rest Home, where crews removed residue from existing drain connections, relined interior sewer lines and temporarily shut water to portions of the facility.

County staff said the first half of the lining work began recently and crews removed toilets on an affected wing to clear residue that might otherwise dislodge and clog the new liner. Workers installed a resin-coated liner and cured it in place with ultraviolet light; after curing, a camera and robot were used to locate and cut reopening holes to the fixtures. The county described the product as appearing "inside out" after installation because of how the liner is inverted during the process.

The county said crews temporarily shut water at 11 a.m. on the day the lining began and that drains on the affected wing will be unavailable for roughly 30 hours total while the resin cures and the ends are secured. County staff estimated the overall project timeline for the nursing-home portion at about six weeks and described…