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JcCTION 9: BEST MANAGEMENT PRAC11"ES <br />The following practices are representative of measures employed within the Sand & Gravel Industry for limiting <br />pollution associated with runoff. The specific practices listed below should not be construed as practices that <br />are mandatory or that there is any need on the. part of an operator to justify non-use of a particular practice. <br />Obviously, the intent of BMP's is to effect a measure of control over the water quality of stormwater <br />discharges. The practices selected by an operator to achieve this end may evolve with time. <br />WestWater Engineering <br />APPENDIX C - 69 <br />July 2012 <br />PRACTICE EMPLOYED <br />AREA WHERE PRACTICE IS EMPLOYED <br />. <br />DATE OF IMPLEMENTATION <br />Vegetation Management: <br />Buffer Strips <br />setbacks <br />pre 12/93 <br />Temporary Seeding <br />natural growth in areas not used or <br />disturbed <br />pre 12/93 <br />Constructed Wetlands <br />Revegetate as Practicable <br />Other (Describe) <br />Water Management: (Interim Measures) <br />Straw Bales <br />Silt Fences <br />Detention Ponds <br />wash plant pond, settling ponds <br />pre 12/93 <br />Rip Rapping <br />Other (Describe) <br />Water Management (Permanent Structural Controls): <br />Site Grading <br />disturbed areas of site <br />pre 12/93 <br />Upstream Flow Diversion <br />Channel Improvements <br />Overland Flow Routing <br />On site Flow Diversion <br />Flow Storage/Detention <br />Berming <br />around fuel tank(s), along river <br />pre 12/93 <br />Earth Dike <br />Check Dams <br />Pipe Slope Drain <br />,Sediment Trap Area <br />Flow Attenuation Area <br />Infiltration Area <br />Watcr Bars <br />Other (Describe) <br />WestWater Engineering <br />APPENDIX C - 69 <br />July 2012 <br />