Laserfiche WebLink
f <br />storm �aill bypass thc pump st8U011 811(I (IIVCPIC(� (IICCCUy U]I'OL1�1I71I1L` CXIti(111C OUl�all <br />sharcd by thc parking lot and 2nd Avc stormwatcr systems. <br />Thc boat wash pad when not in used will be conveycd to the stormwater detention system <br />prior to pumping to the COE combined system. When the wash pad is in use the <br />�vashwutcr will bc conveyed to thc wash watcr treatment systcm locatcd inside of thc <br />building. Thc water will bc pretrcated prior to discharge into thc pump station. <br />Nc��� Retail Iiaildinas <br />Dcvelopmcnt of the Craftsman district boutyard includcs rctail exp:msion of thc cxisting <br />MSRC building, thc construclion of lhree new rctail facilities, and one Port of Evcrett <br />officchvashpad cquipment building. Storm�vater from these new buildings is to bc <br />collccicd and convcycd to two of thc existing outfalls located in 2"`� Ave through a serics <br />of collector roof drains. 1'hc roof drain collection system lo the cxtcnt possible will <br />bypass any stormwater trealment and disch�u•ge directly to the outfalls. <br />11. Preliminary Conditions Summary <br />( Pre-dcvclopcd conditions of Uic proposed Cruftsmun District projcct site consists of <br />( appros S91 acres including areas paved and gravel parking, .87 acres of exisling <br />� induslrial yard, 6 buildings to bc demolished, �md Ule oxisliog MSRC buildina which iti lo <br />t bc expandcd and relrofittcd for futurc operalions. <br />� Duc to thc c�lcnsivc dcsigu chanacs to thc layout and proposed operations all cxistino <br />( slonnwatcr f.�cilitics on site must be demolished or abandoncd in placc. Thcre are 3 <br />� csisling ouU'alls locatcd along 2"`� Avc that havc becn upgradcd as part of thc 12'�' Strcct <br />( A4arina project lo acconnnodatc stonmvatcr dischargcs from csisting industrial yards, thc <br />ncw Craftsman District Boatyard, thc nc�v 13aysidc Marinc dcvclopment, and futurc <br />( craflsman district expansions. <br />lll. Ofl'-silc elnalysis <br />NI drainage Uasins are direcUy discharged aftcr u�catment to surface ���atcrs or the COG's <br />sanitary scwcr systcm. r\n off-sitc ;malysis, as :� restdt, is nol rcquired. <br />1V. Anal}�sis and llesign of liequired L'rosion ancl Sedimenl Conlrol 13D1Y's <br />'1'emnorarv I?rosion Scdimenl Conlrol <br />The'1'1:SC plan includes the use o(sil� fence along Ihe waters ed�c, rock stabilircd <br />construction .irccss points and csisling catch basins lincd ���ith fillcr ba�s to collcct <br />salimcnt. <br />, <br />