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Residential Plumbing Sewer and Drainage Investigation <br />Site Address: <br />2326 Rockefeller <br />11/04/13 <br />Plumbing and Drainage Inspector: <br />Steve's Plumbing LLC <br />19707 64th Ave W, # 108 <br />Lynnwood, WA 98036 <br />House Specifics: <br />House currently has a backwater valve on side sewer? NO <br />• How many open plumbing fixtures are in the house below the elevation of the adjacent road <br />surface? I, floor drain <br />• House has downspouts connected to side sewer? NO <br />• Does Side Sewer have grade? YES <br />• Approximate depth of side sewer: 6' leaving house, 13' at City main <br />• Depth and Location of proposed Backwater Valve: replace floor drain with a drain with a ball <br />check valve (in basement 1' deep) <br />Plumbing, Sewer, or Drainage Problems Identified: <br />I ) I -louse is not protected from a sewer surcharge. <br />Suggested Solution: Since there is only one fixture in the basement (a floor drain) the recommended <br />solution is to replace this drain with a drain with a ball check valve to protect against sewer backflow. <br />This flour drain is located in a concrete slab in an unfinished basement area. <br />Csistim, Conditions Plumbing and Sewer Sketch <br />DOWNSPOUT TO GROUND O <br />H DRAIN (TYP) PROPOS= <br />1 WITH BALL CHECK V T <br />- - 2326 I m <br />— r <br />• <br />• SS J 13 0 <br />—_J • D <br />—•�_ }' < <br />� m <br />L19 <br />+17 T 2326 <br />1 <br />fl SS J 130 `� i <br />