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Backwater Valve Installation Exhibit <br /> Site Address: <br /> 250QWalnut St. <br /> Everett WA, Q82O1 <br /> Street View: <br /> Information:General <br /> ° Approximate depth: 4'—6" <br /> ° Location ofproposed backwater valve: Alleyway <br /> ° Land cover type over proposed backwater valve location: Grass, gravel <br /> Notes:Additional <br /> ° Install cleanout downstream ofBVVV <br /> ° Drive surface box and lid required <br />