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DAMA Wastewater Supervisor Ed Hann (right) and Assistant Wastewater Supervisor A.J. Harris use GIS to look over the collections system grid. The collections system includes approximately 100 miles of gravity sewer lines ranging in size from 6 to 30 inches in diameter.
The Dallas Area Municipal Authority in northeastern Pennsylvania is in the midst of a $4 million manhole-rehabilitation project aimed at significantly reducing stormwater infiltration and inflow in its sanitary sewer system.
The project is designed to stop sewage overflows that...
