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EXHIBIT 19 <br />SEDIMENT DESIGN SPECIFICATIONS <br />VOLUME 2 <br />1) Allen Mine Hydrologic Balance of Surface Runoff <br />2) Thickener Discharge Plan, 5131/85 and 3118187 <br />2) Results of Annual Pond Survey - Ponds 006 and 007,11/10/87 <br />4) Refuse Area Road Design, 9/93 <br />5) Miscellaneous Drainage Supplement <br />West Portal Containment Areas 1 and 2 - no date <br />west portal Culvert Data C21 through C25, 3119/87 <br />MR-40 Culverts 43 and 44, 1/18/92 <br />TR-23 SAE Demonstrations for Seven Sites, 2/19/92 <br />West Portal Substation, 9126/91 <br />West Portal Water Tanks Area 1, 9/26/91 <br />West Portal Water Tanks Area 2, 9126/91 <br />West Portal Core House, 6/18/91 <br />East Portal Wafter Tanks, 5/20/91 <br />MR-43 Ditch D 17 with D 33 Included, 3/27/92 <br />TR 25 Containment Area 1, 6/11/92 <br />East of Refuse Belt, 6/20/92 <br />West of Refuse Overflow, 6/20192 <br />Containment Area 2, 6(11192 <br />West of Refuse Belt 620192 <br />TR-30 New Elk Pumphouse, West Portal Area SAE, 10/14193 <br />Culvert 49 West of New Elk Hoist House, 10/14/93 <br />D23A, North Road Ditch , North of Hoist House, 10/15193 <br />D23B, North Road Ditch, South of Hoist House, 10115/93 <br />SAE for Contaminated Topsoil, 10115193 <br />TR-31 Ditch 24 8i 24A, Culverts C34, C35, C36, C46, C47, 1213/93 <br />Culvert C48 on Ditch 1326, 12/3/93 <br />TR-33 D18 from Head to 960' West, 10/8/93 <br />SAE Demo, Topsoil Pile 2, NW of Plant, 11/29/93 <br />TR-35 East Side of Dev Coal Waste Pile SAE, 716/94 <br />TR-38 Refuse Area Ditch D35C and Culvert C58, 311195 <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 />6) Ditch 17B and Culvert C50. 12/2/93 <br />VOLUME 3 <br />7) TR 27 and NOV C-93-037,11/30/93 <br />8) TR-39 Drainage Calculations, 5/9/95 <br />9) Pond 004, 1995 As-built Survey (TR-39), 9/26195 <br />10) New Elk D4, South Side of Dev Waste Pile, 8/29/97 <br />11) New Elk Dev Waste Pile, D10, 100-Yr Ditch, 8/29/97 <br />12) Postmining Drainage Calculations, 10123197 <br />13) MR-87 Pond 001 As-built Survey, 7/13/2007 <br />14) TR-50 West Portal Culvert <br />(Revised TR-50 2126109))