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Design and Depending on project type, size,complexity, and length, materials and <br /> Installation quantities will vary. A good minimum list of items that will cover <br /> Specifications numerous situations includes: <br /> Material <br /> Clear Plastic, 6 mil <br /> T --iinpipe, 6 or 8 inch diameter <br /> Sandbags, filled <br /> Straw Bales for mulching, <br /> Quarry Spaljs <br /> Washed Gravel <br /> Geotextile Fabric <br /> Catch Basin Inserts <br /> Steel "T"Posts <br /> Silt fence material <br /> Straw Wattles <br /> ----------------- <br /> Maintenance All materials with the exception of the quarry spalls, steel"T"posts, <br /> Standards and gravel should be kept covered and out of both sun and rain. <br /> • Re-stock materials used as needed. <br /> BMPC161: Concrete Handling <br /> Purpose Concrete work can generate process water and slurry that contain fine <br /> particles and high pH, both of which can violate water quality standards in <br /> the receiving water. Concrete spillage or concrete discharge to surface <br /> waters of the State is prohibited. Use this BMP to minimize and eliminate <br /> concrete concrete process water, and concrete stuffy from entering waters <br /> of the state. <br /> Conditions of Use Any time concrete is used,utilize these management practices. Concrete <br /> construction projects include, but are not limited to,the following: <br /> • Curbs <br /> Sidewalks <br /> • Roads <br /> • Bridges <br /> • Foundations <br /> 0 Floors <br /> • Runways <br /> Design and • Wash out concrete truck chutes, pumps, and internals into formed <br /> Installation areas only. Assure that washout of concrete trucks is performed off- <br />. <br /> Volume ff—Construction Stornttiturter•Pollution Prevention-August 2012 <br /> 4-42 <br />