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Plumbing, Sewer and Drainage Investigation Report <br />Subiect Property: <br />1122 Grand Ave <br />Everett WA 98201 <br />House Specifics <br />• Is there currently a backwater valve at this location?: No <br />• Is there currently a clean out on the side sewer: Yes <br />• Are down spouts are currently connected to the sewer: Unknown <br />• Side sewer condition: unknown <br />• Depth of side sewer at proposed backwater valve installation spot: 7' <br />• Additional comments: a TV inspection was not completed at this address <br />Problems Identified <br />1) House is not protected from a sewer surcharge event. <br />Solution: Install a backwater valve at location specified below. <br />Comments <br />All down site drainage must be routed to connect to the side sewer downstream <br />of the proposed backwater valve, or disconnected from the side sewer, for the <br />backwater valve to provide optimal flood protection. <br />Sewer Sketch <br />- o SS 1 <br /><12 <br />6" 1122 <br />J <br />