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i <br /> Contents <br /> l <br /> rPROJECT OVERVIEW.............................................................................................................................................1 <br /> METHODOLOGY......................................................................................................................................................2 <br /> STORMWATERNARRATIVE................................................................................................................................2 <br /> EXISTINGCONDITIONS..............................................................................................................................................2 <br /> DOWNSTREAMANALYSIS..........................................................................................................................................3 <br /> SITESOILS.................................................. ......................................................3 <br /> PROPOSED IE CONDITIONS...................................................................................................... ...3 PROPOSED STORMWATER FACILITIES................................................................................ ............. .. ......................3 <br /> EROSION AND SEDIMENTATION CONTROL......................... <br /> ELEMENT#1: PRESERVE VEGETATIONIMARK CLEARING LIMITS................................. ..........8 <br /> ELEMENT#2: ESTABLISH CONSTRUCTION ACCESS...................................................................................................8 <br /> ELEMENT#3: CONTROL FLOW RATES......................................................................................................................8 <br /> i <br /> 1 4 <br /> ELEMENT#4: INSTALL SEDIMENT CONTROLS ..........................................................................................................8 <br /> z ELEMENT#5: STABILIZE SOILS................................................................—..............................................................8 <br /> ELEMENT#6: PROTECT SLOPES ......8 <br />[ ELEMENT#7: PROTECT DRAIN INLETS .....................................................................................................................8 <br /> F <br />[ ELEMENT#8: STABILIZE CHANNELS AND OUTLETS ..............8 <br />[! ' ELEMENT#9: CONTROL POLLUTANTS......................................................................................................................8 <br /> ELEMENT#10: CONTROL DEWATERING...................................................................................................................8 <br /> ! ELEMENT#1 l: MAINTAIN BMPS........................ <br /> ELEMENT#12: MANAGE THE PROJECT.....................................................................................................................9 <br /> ELEMENT#13: PROTECT LOW IMPACT DEVELOPMENT BMPS.................................................................................9 <br /> ON—SITE STORMWATER MANAGEMENT.............................................................................................I...........9 <br /> CONVEYANCE........................................................................................................................................................10 <br /> G � <br /> OPERATIONS AND MAINTENANCE........................................................................................................I.........10 <br /> � a <br /> CONTACT INFORMATION FOR THE RESPONSIBLE PARTY....................................................................I I <br /> Is <br /> Figures <br /> i <br /> i <br /> i <br /> FIGURE1. VICINITY MAP.....................................................................................................................................i � <br /> FIGURE 2A. EXISTING DRAINAGE BASIN....................... <br /> FIGURE 2B. DEVELOPED DRAINAGE BASIN..................................... ....6 <br /> FIGURE 2C. DOWNSTREAM MAP....................... <br />[ i <br /> Appendices <br />' APPENDIX A—GEOTECHNICAL REPORT <br /> APPENDIX B—CONVEYANCE CALCULATIONS <br /> APPENDIX C—MAINTENANCE GUIDELINES <br /> i <br /> is <br /> i <br /> Stormwater Site Plan <br /> Learning Resource Center <br />