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<br />Williams Fork Mines Prepared by: R. Reilley M.S. GISP <br />C1981044 5 November 2018 <br /> <br /> <br /> 18 <br />small area exemptions are listed below. <br /> <br /> <br />Table 3 – Small Area Exemptions (SAEs) <br />Name or location of <br />SAE <br />Disturbed <br />area Sediment control Comment <br />Rock Dust Tanks <br /><1 acre <br />per tank <br />site <br />Graveled surface Tanks are fully enclosed. Located <br />away from any receiving streams. <br />No. 5 and No. 6 <br />Mine Water Facility Vegetated outslopes <br />Sediment control not required for <br />this type of area [Section <br />4.05.2(4)]. <br />Sewage Lagoon and <br />Polishing Pond <br /> <br /> Vegetated outslopes <br />Sediment control not required for <br />this type of area [Section <br />4.05.2(4)]. <br />Mine dewatering or <br />monitoring wells <br /> <br />< 200 <br />sq.ft. per <br />borehole <br />Vegetation <br />Storage and Wood <br />Shop. <br /> <br />< 1 acre- <br />foot <br />Gravelled surface and <br />access. <br />Located away from any receiving <br />streams. <br />Powder Magazine <br />Site <br /> <br />< 200 <br />sq.ft. Vegetation Restricted access to area. <br />Crusher Site < 1 acre Bermed <br />Storage area south of <br />coal stockpile <br /> <br />< 1 acre Bermed <br />Main Substation < 1 acre <br />Graveled surface, <br />vegetated outslopes <br />Sediment filter fence <br />at toe of outslope <br /> <br />Track Scales < 1 acre Graveled surface, <br />vegetated outslopes <br />Contractor Staging <br />Area <br />< 1.5 <br />acres <br />Graveled surface, <br />perimeter bermed, <br />surrounding area <br />vegetated <br />Restricted access. <br />Outslope of Coal <br />Stockpile Pad < 1 acre <br />Railroad tracks and <br />long vegetative filter <br />along tracks <br /> <br />Topsoil Stockpiles < ½ acre <br />per Vegetation