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The Leadville Mill M 1990-057 <br /> EXHIBIT U -DMO-EPP <br /> Page 14-14 <br /> affected media will be obtained within 24 hours of occurrence and sent to a laboratory <br /> for analysis. An analytical spill response data sheet will be sent to CDRMS within 14 <br /> days of receipt of laboratory results. <br /> 14. 7.5 (E) CHEMICALS MANAGEMENT <br /> 0 <br /> beiRg steFed. Selid ehemieals will be steFed within the eeRerete lined mill building aP4 <br /> are ;ii„�+ +�,� ;, Figure. Liquid chemical drums will be contained in in secondary <br /> containment units capable of storing 150°%of the volume being stored. Solid chemicals <br /> will be stored within the concrete-lined mill building. Chemical (reagent) storage and <br /> areas of use (are illustrated on Figure 6-2). <br /> Predae-ts-te be sold + rk t er t-,;l,n s whieh will be placed ;n the Tc. Mill material <br /> identified as being acidic and toxic forming (ore, mine waste contaminated soils) will <br /> be disposed in the TSF. <br /> Irl the eveRt ef spillage, all the abeve chemicals and mateFials will ultimately repeFt ta <br /> the TSPthFeugh a system f pipiRg, Ratural dFainage, er bermT <br /> in the—TSP. In the event of a spill within mill building, immediate action will be <br /> undertaken to contain and clean the affected areas. Contaminated debris and fluids <br /> will be placed in the TSF. <br /> In thp <br /> ... ...- eveRt ef a spill eutside ef. the Fn;11 building, WMG wall take immediate aGtiE)R W <br /> . Spill <br /> response kits will be collocated in the chemical storage area and in the mill processing <br /> complex. <br /> 14. 7.6 (F) SIZE OF CONTAINMENT FACILITY <br /> Containers,tanks,drums and pipes holding, or conveying liquid chemicals are designed <br /> with secondary containment features exists. The secondary containment is designed <br /> to contain at least 150% of the liquids of the contents of the drum or processing unit. <br /> Version 3.0 January 2021 <br />