Laserfiche WebLink
The comments below were generated from this project's City of Everett Sewer Reviewers. All questions shall be routed through this project's Public Works <br />Reviewer Thad Newport with City of Everett Permit Services (TNewport@everettwa.gov). <br /># <br />Document <br />Sht/Pg <br />Reviewer's Comment <br />Designer's Response <br />Initials <br />1 <br />Civil Plans <br />— <br />Provide peak flow modeling information in gpm for projected <br />MGS Flood has been used to model peak <br />sewer outfall so the City can verify sewer capacity. <br />flows for the Nelson and Pacific Pride basins <br />(0.163 acres). Results have been included <br />with this submittal. <br />The comments below were generated from this project's City of Everett Industrial Pretreatment Reviewers. All questions shall be routed through this <br />project's Public Works Reviewer Thad Newport with City of Everett Permit Services (TNewport@everettwa.gov). <br /># <br />Document <br />Sht/Pg <br />Reviewer's Comment <br />Designer's Response <br />Initials <br />1 <br />Civil Plans <br />— <br />The site plan does not indicate an oil/water separator (OWS) <br />Additional field work and research has <br />between the catch basins and the line discharging to the sanitary <br />determined there are three (3) existing <br />sewer. If any separators already exist, please indicate on the plan <br />OWS vaults on the property. There are two <br />(along with full details of the OWS, including sizing), otherwise, <br />(2) 1,000 gallon OWS vaults and one (1) 300 <br />an appropriately sized oil/water separator will need to be <br />gallon OWS vault. The survey has been <br />installed as a pretreatment system to prevent excessive amounts <br />updated to show the OWS locations and <br />of oil, sand and inert solids from entering the sanitary sewer. <br />volumes. The total volume provided by the <br />(EMC 14.40.130.C) The interceptor(s) shall be maintained in <br />existing OWS vaults is 2,300 gallons. The <br />accordance with EMC 14.40.130.D. <br />required treatment volume based on <br />drainage area is 1,833 gallons. The existing <br />site infrastructure exceeds the minimum <br />required design volume. <br />As part of the Interim Discharge Prevention <br />Plan, the project will install downturned <br />elbows on the outlet of both 1,000 gal OWS. <br />Page 2 of 10 <br />