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OCEBU�ULUE Chemical releases in the storm drain <br />ENVIRONMENTAL SERVICES, INC. <br />Obtain information on spill location ,t <br />system size, area of decontamination & cleaning method <br />Mobilize first team to spill site. Based on spill site. Detern <br />Conduct Tailgate Safety Meeting associating outfall per drain <br />Implement Traffic control Mobilize second team to outfall <br />(if necessary) I I Conduct Tailgate Safety Meetin€ <br />Confined space entry permit <br />Boom off outfall egress. Lay down abosorbent <br />and safety meeting <br />pads as additional containment <br />Test atmosphere with <br />If Boom absorbs contaminants. Switch out with <br />4-gas meter <br />clean boom until all contaminants are abosrobed <br />Vent system with intrinsically <br />Vr <br />Leave boom/pads for 1-2 days in case if contaminant.. <br />safe coppus blower <br />appears. Intermittently check boom <br />FLUSHING <br />METHOD <br />Set up containment with sand <br />bags at downstream <br />Begin flushing (use hot <br />water if needed) <br />Vaccuum release water at <br />containment location <br />Continue flushing <br />(if needed) <br />tripod with duel N <br />and enter system <br />If boom is dirty <br />dispose accordingly <br />PRESSURE WASHING <br />METHOD <br />Set up containment <br />and pressure wash the system <br />Inspection & approval of <br />cleanliness by City <br />Remove containment <br />(sand bags) <br />Transport and off-load <br />bulk liquid at disposal site <br />Transport Solids to OB yard <br />and later TSDF disposal <br />Mail manifest copies to <br />DISC <br />If boom is clean <br />dispose in trash <br />JETTING <br />METHOD <br />Set up containment with sand <br />bags at downstream <br />Set up jetter at downstream <br />and start high-pressure <br />jetting upstream <br />Vaccuum release water at <br />containment location <br />Continue jetting <br />(if needed) <br />Page 11 of 29 <br />