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House Specifics <br /> Is there currently a backwater valve at this location: Yes <br /> Is backwater valve functioning properly: Yes <br /> Is there currently a clean out on the side sewer: Yes in Basement <br /> How many at risk plumbing fixtures below the road surface are there: 6; Toilet, Sink, <br /> Shower, Bar sink, Patio Drain and internal floor drain all fixtures are connected to the <br /> grinder pump. <br /> How many down spouts are currently connected to the sewer: 0 <br /> Does side sewer have slope: No (not leaving foundation) Contractor error or soil <br /> settling. <br /> Depth of side sewer 10ft from house: 7'9" <br /> Sewer Report: <br /> Material: Concrete, PVC. <br /> Sewer Length:82' <br /> Condition: 2 bad points; flat dip in pipe as it leaves house, crack in top of pipe under <br /> driveway <br /> Explain: Sewer is flat leaving the basement. <br /> Recommend: Manually excavate line as it leaves house and re-grade line to have fall. <br /> Problems Identified <br /> 1) Patio Drain does not drain with gravity but through a grinder pump. In a surcharge <br /> event the current pump will struggle to overcome the head on the sewer line and this <br /> will result in the back patio drain water backing up and causing flooding. <br />