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Residential Plumbing Sewer and Drainage Investigation <br />Sile Address: <br />3905 �cderal Ave <br />10/28I17 <br />Plumbine and Draina¢e Insoector: <br />Stcvc's Plumbing LLC <br />19707 G4i6 Ave N, #108 <br />Lynnwood, WA 98036 <br />NOUSC SDCCIfC37 <br />• House ewrently has a backwater valve on side sew�er? NO <br />• How many open plumbing fixtures are in the hoase below the elevation of the adjacent road <br />surFace? S <br />• tiousc has d�wnspouts connecled to side sewer7 YES <br />• Docs Side Sewer have grade? YES <br />• Approximate depG, of side sewer. 5' at foundation <br />• Depth and Location i f proposed Dackwater Valve: See below sketch. 6' depth. <br />Plumbine. Sewer, or Draioaee Problems Ideotified: <br />I) I louse does not have a baclavater valve to protect from reverse flow during a scwer surcharge event. <br />Suggcsted SolWion: Install bsckwatcr valve at reconmended locatior. <br />2) Sitc Drainage: W and SW down spouts tic into scwer <br />Su�ested Solutian: divert all down spouts to splash blocks appropriately or verify diat hackwater valve is <br />inslalled upsiream of downspou[ connection. <br />3) Side Scwer ]mprovemenls: clay tile side sewer with a bclly (low sag area) henvecn 24'•29' from side <br />sewer camera aceess. Also there is a seam catching debris at 32' by a hee. Laztly ihere is major root <br />inirusiuns 5'3" from clean oul <br />Suggested Solution: esc�vate and replace (possibly during installation of l3N'V). Also linin�; from [3WV <br />ro hnusc closing ofTdownspout tie in and eliminating root intrusion would he bcneficial. <br />4) Roof Urainage: some dnwnspouls discharge near house foundation <br />Su�eslcd Solu(ion; redircct aU roof drains with splash bloc}•s to discharge at Icast 3' a�vay from <br />foundation <br />