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Mitigation Measure Implementing ; Timing of <br /> Method of Verification Party ` Verification Monitoring Party <br /> General Watering:The j <br /> construction contractor shall j <br /> control fugitive dust emissions j ! <br /> during land clearing, grubbing, i <br /> scraping, excavation, land <br /> leveling,grading,cut and fill, <br /> and demolition activities by ! <br /> j watering the construction site a <br /> minimum of two times daily ! <br /> when soil conditions are dry. j <br /> Dirt Hauls:When materials are <br /> j transported offsite,the <br /> construction contractor shall <br /> ensure that all material is <br /> covered or effectively wetted to 3 <br /> limit visible dust emissions,and <br /> i at least 24 inches of freeboard ! + I <br /> space from the top of <br /> I containers shall be maintained. <br /> • Dirt Carryout/Trackout:The <br /> construction contractor shall <br /> install and maintain an <br /> approved carryout and trackout , <br /> I prevention procedure (e.g., <br /> i grisslies, gravel pads, paved i <br /> Interior roads)at the <br /> construction ingress/egress. <br /> The construction contractor <br /> shall remove mud or dirt that <br /> has accumulated on adjacent <br /> public streets at the end of ! <br /> each workday. in addition, <br /> carryout/trackout shall be ' <br /> ! immediately removed when it <br /> extends 50 feet or more <br /> 1 beyond the site exit. <br /> Carryout/trackout shall be <br /> removed by manually <br /> sweeping, using a rotary brush <br /> broom accompanied or <br /> preceded by sufficient wetting, <br /> operating a PM10-efficient <br /> street sweeper with a minimum <br /> pick-up efficiency of 80 percent, <br /> or flushing with water if curbs or <br /> gutters are not present and <br /> where the use of water will not ! <br /> be a source of trackout material I <br /> or result in adverse impacts on <br /> z stormwater drainage systems. <br /> Conditions of Approval - 12- PA 0800005 <br />