Workers from Flynn Brothers Contracting move a liner to a manhole in an alley. The nose of the liner is folded back over a nylon choker with a cable attachment and secured with two nylon straps. (Photos courtesy of
Metropolitan Sewer District of Grea
During inspection of the Metropolitan Sewer District of Greater Cincinnati (Ohio) combined sewers, workers discovered two sections of 12-inch vitrified clay pipe with collapsing crowns, missing pieces, and joints settled as much as 1.5 inches.
City engineers estimated a cost of...
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