PERMFILE61705

• Permit No: C1981032
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: CHAPTER C MINE OPERATION PLAN
• Media Type: D
• Archive: No

DRAINAGE AND SEDIMENT CONTROL SYSTEM
LOCATION IN ORIGINAL EIGHT-VOLUME APPLICATION
•
•
Northern No. 1
Nazrative
Drainage Basins
Calculations
Engineering Design
Refuce Disposal Area
N azrative
Plan View
Plan View Phase I
Engineering Details
*C alculations
TABLE F16
- Volume I, Chapter C, pp. 31-35
- Ezlu~bit C-7
- Volume I, Appeadvc A-Portal/Coal Stockpiles
- Volume I, Appendu B-Office Area/Bathhouse
- Volume II, Exhibit C-8
- Volume I, Section 13, pp. 13-10-15
- Volume III, Figure 13.1.2
- Volume III, Figure 13.1.4
- Volume III, Figure 13.3.4, 13.3.5
- .Volume I, Section 39, p. 13-52
East Portal Area - P & J Seam Development l~p~"
Nazrative - Volume I, Chapter C, pp. 41
Drainage Basin - Volume III, Exhibit C-11 .
Plan View - Volume III, Exhibit C-9
Calculations/Engineering Design - Volume ~ Appendix F
Curtis Creek Diversion
X-Sections - Volume I, Appendix D .
Calculations/Design - Volume I, Appendix G
Plan View - Volume III, Exhibit C-9
Central Shop/Office Area Raro~
Drainage Basins - Volume III, Exhibit C-12
Site Plan - Volume I, Appendix H
Calculations/Engineering Design - Volume I, Appendix I
Milk Creek Loadout ~ Fi~rb~~_
Narrative - Volume VIII, Chapter X, pp. 55-60
Plan View/Engineering Details - Volume III, Exhibit X-5
Culvert Design Calculations - Volume VIII, Appendix C
Sediment Poad Calculations - Volume VIII, Appendix D
- *(~lculations supporting the sizing of the refuse disposal area sediment pond and
diversion ditches were refined in October 1980 in response to C.fLR review, and
therefore, subsequent to Northern's submittal of the comprehensive mine plan
application. These calculations are enclosed and hereby incorporated into this
application.