Laserfiche WebLink
§2.05 APPLICATION FOR PERMIT FOR SURFACE OR UNDERGROUND MINING ACTIVITIES -- <br />MINIMUM REQUIREMENTS FOR OPERATION AND RECLAMATION PLANS. <br />2.05.6 Mitigation of Surface Coal Mining Operation Impacts. (Cont'd.) <br />(3) (b) (i) (Cont'd.) <br />feet wide and 350 feet in length. The drain <br />consisted of a prefabricated drain core <br />("Miradrain 9000") and perforated 9" PVC pipe <br />laid in a trench and backfilled with imported <br />granular material. The top of the trench was <br />backfilled with approximately one foot of natural <br />soil. Flows from the french drain were directed <br />to East Roatcap Creek through a 4 inch corrugated <br />plastic pipe laid on the ground surface. After <br />cessation of operations and final reclamation of <br />the West Mine, the rock toe buttress and french <br />drain would remain in place, but the corrugated <br />drain pipe would be removed and replaced by a <br />riprapped channel or half culvert. <br /> Revised 08/01/89 <br /> Added 01/06/87 <br /> Revised 10/01/87 <br />0'12'108 Revised 03/28/88 <br />l~PP2ovED Revised 9/21/01 <br /> <br />6 /z9io y 111 <br />