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1 <br /> ' ___ _ Stormwater Pollution Prevention Plan <br /> � 3,1.5 F;Icment HS—StaMilizc Snils <br /> 8xposed a�id um��orked soils shall bc stabilizcd ���ith Ihc application of effccti�c I3MPs to prcvcnt <br /> ' crosion iliroughout the lifc of thc prajcct. Thc spccific R\1Ps for soil stabilization that shall bc <br /> uscd on this projcctincludc: <br /> , • iro i3�iPs to bc implcmcntcd <br /> Duc to thc high porosiq' of thc soils, littic crosion is anticipatcd. <br /> ' Altemate soil stabilization F3\1Ps are inciuded in ;\ppendi� C as a yuick refcrencc tool for the <br /> onsite inspcctor in the ecent the B�4P(s) listed aho�'e are decmed ineffecti�•c or inappropriatc <br /> ' during construction to satisfi� thc requiremcnts sct forth in thc General NPDI:S Pcrmit (Appendis <br /> D). To acoid potential crosinn and scdimcnt coniroi issucs that ma}• causc a violatiun(s) of thc <br /> NPDES Constrvction Stonm��atcr perniit(as providcd in Appcndix D), thc Ccrtificd I:rosion and <br /> , Sedimcnt Control Lcad �rill prompth� initiate the implementation ofone or morc of thc <br /> alternati�e I3,WPs listed in Appendix C mtcr thc f irst sign that existing 13�1Ps are incffecti�c or <br /> failin@. <br /> ' l�he project sitc is located ��est of the Cascade \tountain Crest. r�s such, no soils shall rcmain <br /> e�posed and um�•orked for more tha�i 7 da�•s during thc dn� scasan (�9a�� 1 to Septcmber 30) and <br /> ' 2 da��s durin� the ���et season (OctoUer 1 to April 30). Regardlcss of thc time of ycar, all soils <br /> shall bc stabilizcd at �hc end of thc shift Uclore a holiday or ���eckcnd if nceded hased on ��cather <br /> forccasts. <br /> IIn gencral, cut and fill slopes �cill be stabilizcd as soon as possible and soil stockpiles will bc <br /> temporarily co�crcd �cith pl�stic sheeting. All stackpiled soils shall be stabilized Gom erosion, <br /> ' protected with sediment irapping mcasures, and ��hcrc possible, bc located awa}� from storni <br /> drain inlcts, ��'atcn�ays, and drninaec channcls. <br /> � 3.L( Elemcnt N6— Yrntecl Slopes <br /> ' All cut :md fill slopcs will be dcsigncd, constnutcd, and protc�tcd in a manncr th�ui minimi�cs <br /> crosion. Thc lollo�ving spccific 13\1P; �vill bc uscd lo prolcct slupcs for this projecL• <br /> ' • No 13\4Pti to bc implcmcnted <br /> Duc to thc high porosity of thc soils, liulc erosion is anticipatcd. <br /> 1 <br /> Altcm�te slope protection BMPs are induded in Appcndix C as a quick refercncc tool for the <br /> , onsite inspector in the e��cnt thc �3MP(s) listcd abo��c are dcemcd inc(iectivc or inappropriatc <br /> during constniction to satisfy the rcquircmcnts set fonh in the General NPDES Yennit (Appcndiz <br /> D). To avoid potcntial erosion and scdimcnt control issucs Uiat may causc a violation(s) of thc <br /> ' NPDL•S Conslruction Stonmvalcr pemtit (as providcd in Appcndis D), thc Ccrtificd Erosion and <br /> t 8— <br />