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• Roadside South Portal (RSS-#) formerly Roadside Mine <br />Pond 8 -Storage, sediment volume and peak flow 1-2 <br />-Emergency spillway design 3-4 <br />Design of drainage structures leading to Pond 8 5-14c <br />Pond 9 -Storage, sediment volume, peak flow and spillway design 15-18 <br />Design of drainage structures leading to Pond 9 19-28 <br />Design of South diversion 29-35 <br />Grated drains at portal level 36-44 <br />Culvert at portal level below retaining wall 45-50 <br />Cameo Refuse Disposal Area No. 2 (CRDA2-#) <br />Pond 10 -Storage, sediment volume, peak flow and spillway design 1-3 <br />East and west collection ditches and associated culvert design 4-7 <br />Bench and top of pile drainage design 8-11 <br />Permanent diversion above pile design 12-13k <br />Cameo Refuse Disposal Area No. 3 (CRDA3-#) <br />Pond 11 -Storage, sediment volume, peak flow and spillway design 1-6 <br />Collection ditch and associated culvert design 7-10 <br />Bench and top of pile drainage design 11-14 <br />Permanent diversion above pile design 15-18 <br />• Miscellaneous Drainage Design (MISC-#) <br />• <br />Typical pond inlet rip rap design 1 <br />2 West Portals culvert design 2-5 <br />Coal Gulch drainage and culvert design 6-8 <br />Cameo Borrow Area No. 2 collection ditch design 9-10 <br />Coal Canyon relocation design 11-19 <br />A13-2-ii (Rev. 10/02) <br />