2013-09-27_REVISION - M1979094HR ‎(3)‎

• Permit No: M1979094HR
• IBM Index Class Name: Revision
• Doc Date: 9/27/2013
• Doc Name: AM01 Drainage Design
• From: Cotter Corp
• To: DRMS
• Type & Sequence: AM1
• Email Name: DMC
• Email Name: TC1
• Media Type: D
• Archive: No

JD -7 Mine — Drainage Design Plan 25
Sub -basin D -17 includes the 0.43 acre southern portion of the existing underground - waste -rock pile (Figure
11). Stormwater runoff from sub -basin D -6 flows to the interceptor ditch and the "001 B -A South"
retention pond. A curve number of 80 was applied, representing sagebrush with grass understory in poor
condition.
4149A.130926 Whetstone Associates •