PERMFILE112595

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 2/28/2006
• Doc Name: Drainage and Sediment Control Plan
• Section_Exhibit Name: Tab 13 Attachment 13-12
• Media Type: D
• Archive: Yes

FeLnrary 1999 Yovrt Mime * 13-72 Drainage anASerGment Control Pion Iii
LIST OF TABLES

Table No. DescriQtion
Pas~~No.
13-12.1 Yoast Mine Curve Number ......................................................... ............................. 3
13-12.2 Soil Erodibility Factor ................................................................. ..............................4
13-12.3 Control Factor ............................................................................... ............................. 4
]3-12.4 Practice Factor .............................................................................. .............................5
13-12.5 Yoast Mine Sedimentation Pond Summary ............................. .............................. 6
LIST OF FIGURES
L~
Figure NQ DescriQtion Paee No.
13-12.1 Ditch Design Schedule ...........................................................................................9
13-12.2 Culvert Design Sununuy .....................................................................................10
13-12.3 Post Mining Channel Design ...............................................................................I1
LIST OF EXHIBITS
f`
L_J
Exhibit No. DescriQtion
13-12.1 Yoast Mine Watershed
13-12.2 Proposed Pond 012 Design
13-12.3 Proposed Pond 013 Design
73-12.4 Proposed Pond 014 Design
Martgomep~ Watron Mining Graxf * 165 S. Union BanlevorA, Snite 460 * l.nkevood, ColormAm 80228 * (303J 7G3-5140