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~ s ~ `~~x~~6i T /9- <br />~ ,, <br />Miscellaneous Drainage Supplement <br />West Portal Containment Areas 1 and 2 Sizing - no date <br />West Portal Culvert Data C21 through C25, 3/19/87 <br />MR 40 Culverts 43 and 44, 1/18/92 <br />TR-23 SAE Demonstration for Seven Sites, 2/19/92 <br />West Portal Substation, 9/26/91 <br />West Portal Water Tanks Area 1, 9/26/91 <br />West Portal Water Tanks Area 2, 9/26/91 <br />West Portal Core House, 6/18/91 <br />East Portal Water Tanks, 5/20/91 <br />MR 43 Ditch D17 with D33 Included, 3/27/92 <br />TR 25 Containment Area 1, 6/11/92 <br />East of the Refuse Belt, 6/20/92 <br />West of Refuse Overflow, 6/20192 <br />Contaimnent Area 2, 6/11/92 <br />• West of Refuse Belt 6/20/92 <br />TR-30 New Elk Pumphouse, West Port AE, 1014/93 <br />Culvert 49 West of New Elk Hoist House, 10/14/93 <br />D23A, North Road Ditch, North of the Hoist House, <br />f • D23B North Road Ditch, South of the Hoist House, <br />~"' ~- SAE~r Contaminated Topsoil, 10/15/93 <br />;; • %r~" TR-31 Ditch 24 & 24A, Culverts C34, C35, C36, C46, C47, <br />Culvert C48 on Ditch D26, 12/3/93 <br />TR-33 D18 from Head to 960' West, 10/8/93 <br />SAE emo, Topsoil Pile 2, NW of Plant, 11/93 <br />TR-35 East Side of Dev Coal Waste Pif SAE„ /6/94 <br />TR-38 Refuse Area Ditch D35C and Culvert C58, 3/7/95 <br />Refuse Area Ditch D36, 3/7/95 <br />Refuse Area Ditch D35D, 3/9/95 <br />Refuse Area Ditch D35A, 3/9/95 <br />Refuse Area Culvert C57, 3/23/95 <br />u <br />10/15/93 <br />10/15/93 <br />12/3/93 <br />(Revised 9/01/98) <br />