approximately 170 miles of sewer in the Main plant service area,it is estimated that 40 consists of combined sewers and 60separate sanitary and storm sewers.
The City alleges that the 40 year old, 30 inch gravity sewer
on which these manholes are located is subject to unusually highinfiltration and inflow, as it passes under the creek and through“swampy—like draw areas”.
This 30—inch sewer discharges to the
lift station, which in turn discharges through a 12—inch forcemainto a 30—inch sanitary sewer downstr...
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