2015-04-03_PERMIT FILE - C1981041 ‎(2)‎

• Permit No: C1981041
• IBM Index Class Name: Permit File
• Doc Date: 4/3/2015
• Doc Name: A-2 Sediment Control Calculations TOC to pg RSN-51
• Section_Exhibit Name: Tab 13 Appendix 13-2
• Media Type: D
• Archive: No

Roadside South Portal (RSS-#) formerly Roadside Mine
Pond 8 - Storage, sediment volume and peak flow
1-2
- Emergency spillway design
3-4
Design of drainage structures leading to Pond 8
5-14f
Pond 9 - Storage, sediment volume, peak flow and spillway design
15-18
Design of drainage structures leading to Pond 9
19-28
Design of South diversion
29-35
Grated drains at portal level
36-44
Culvert at portal level below retaining wall
45-50
North Collection Ditch
51-53
Cameo Refuse Disposal Area No. 2 (CRDA2-#)
Pond 10 - Storage, sediment volume, peak flow and spillway design 1-3
East and west collection ditches and associated culvert design 4-7c
Bench and top of pile drainage design 8-11
Permanent diversion above pile design 12-13s
Cameo Refuse Disposal Area No. 3 (CRDA3-#)
Pond 11 - Storage, sediment volume, peak flow and spillway design
1-6
Collection ditch and associated culvert design
7-10
Bench and top of pile drainage design
11-14
Permanent diversion above pile design
15-16
Miscellaneous Drainage Design (MISC-#)
Typical pond inlet rip rap design
1
2 West Portals culvert design
2-5
Coal Gulch drainage and culvert design
6-8
Cameo Borrow Area No. 2 collection ditch design
9-10
Coal Canyon relocation design
11-19
Scour Protection and Transition Zone
20-22
Powder Magazine Ephemeral Channels
23-36
TR -65 A13 -2 -ii 02/15