4220 COLBY AVE B 2020-05-05 - Laserfiche WebLink

Stormwater Management Questionnaire For Single Family Residential / Duplex/ Small Projects J Step 1: Fill in the Quantities below: The total amount ofproposed hard surfaces(rooftop, etc.) my projectis: 7106 ) ( ft p,pavement, for site S.F. (Box 1 The amount of existing hard surfaces on my project site that will be removed or replaced is: .2483 S.F. (Box 2) 4623 The amount of net new hard surfaces on my site(proposed minus existing to be removed/replaced) is: S.F. (Box 3) Step 2: Evaluate the three statements below by selecting TRUE or FALSE: The value of Box 2+Box 3=Box 1, above. Reserved for City of Everett Public Works Approval Stamp ANSWER: TRUE *If False,re-evaluate your areas and try again. APPROVED 2. The value in Box 1 above is 2,000 square feet or more. PUBLIC ,NORKS DEP '`dNT ANSWER: TRUE BY X/0_,a2 itt *If False,only complete General Information&Construction Storm water Plan. DATE r/_ -t gB_2017-- 3. The value in Box3 above is less than 5,000 square feet. CITY OFEVERETT REVIEWED FOR PERMIT ANSWER: TRUE PCUi6la-©tl *If False,submit an Engineered Drainage Report addressing MR#1-9. Step 3: Proceed with this entire Questionnaire if all 3 answers above are TRUE. General Information: Project Site Address: 4220 Colby Avenue; Everett WA Prepared By: Enayat S Aziz, PE LEG Date Prepared:November 16, 2016 Existing Site Information: 1. Please describe the existing structures,hard surfaces,slopes,drainage patterns,drainage pipes,vegetation,etc. The existing site is comprised of an existing wood frame apartment building, an existing gravel surface parking lot parallel with the alley with 20-ft deep stalls perpendicular to the building along the full length of the westerly property line, a second floor stairway to the parking lot, a front concrete walk and stairs to the building main entrance on the east side, a concrete walk in-between two retaining walls leading to cellar entrance on building south side,with mature cedar trees covering the southeasterly quadrant of the property, and a front lawn extending to the north side of the building where a single mature tree stands. Drainage is over the surface to the south and southwest via the inverted paved alley to a low point with a public storm drain catchbasin. Presently, the storm drain pipe flows to the east under the existing neighboring building to the south. 2. Please provide the following quantities of existing hard surfaces in square feet: Existing Roof Area:2,829 sf Page 1 of CITY OF EVERETT 13200 Cedar Street I Everett, WA 98201 1425-257-8810 I everettwa.gov