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Spill prevention measures, such as drip pans, will be used when conducting maintenance <br />and repair of vehicles or equipment. <br />To perform emergency repairs on site, temporary plastic will be placed beneath and, if <br />raining, over the vehicle. <br />Contaminated surfaces shall be cleaned immediately following any discharge or spill <br />incident. <br />Will wheel wash or tire bath system BMPs be used during construction? <br />No <br />Will pH -modifying sources be present on -site? <br />Yes, The footings and slab for the building. <br />Table 3 — pH -Modifying Sources <br />None <br />X <br />Bulk cement <br />Cement kiln dust <br />Fly ash <br />Other cementitious materials <br />New concrete washing or curing waters <br />Waste streams generated from concrete grinding and sawing <br />Exposed aggregate processes <br />Dewatering concrete vaults <br />Concrete pumping and mixer washout waters <br />Recycled concrete <br />Other (i.e., calcium lignosulfonate) [please describe] <br />• Process water and slurry resulting from concrete work will be prevented from entering the <br />waters of the state by implementing concrete handling measures (BMP C151). <br />• Concrete truck chutes, pumps, and internals shall be washed out only into formed areas <br />awaiting installation of concrete or asphalt. <br />• Unused concrete remaining in the truck and pump shall be returned to the originating <br />batch plant for recycling. <br />Hand tools including, but not limited to, screeds, shovels, rakes, floats, and trowels shall <br />be washed off only into formed areas awaiting installation of concrete or asphalt. <br />• When no formed areas are available, wash water and leftover product shall be contained <br />in a lined container. Contained concrete shall be disposed of in a manner that does not <br />violate groundwater or surface water quality standards. <br />Installation Schedules: At time of use. <br />Inspection and Maintenance plan: Inspect during operation and verify BMPs or functioning <br />adequately. Make repairs or revisions as needed. <br />