2018-11-05_PERMIT FILE - C1980007A

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 11/5/2018
• Doc Name: SUBSIDENCE EVALUATION
• Section_Exhibit Name: Exhibit 60E Subsidence Evaluation for the South of Divide and Dry Fork Mining Areas
• Media Type: D
• Archive: Yes

10.1.1 Effects of Subsidence and Mine -induced Seismic Activity on Landslides ...............................................
30
10.2
ROCKFALLS......................................................................................................................................................31
10.3
IMPORTANCE OF BASELINE LANDSLIDE AND ROCKFALL DATA........................................................................33
11.0
EFFECTS OF SUBSIDENCE AND MINE -INDUCED SEISMIC ACTIVITY ON MAN-MADE
STRUCTURES AND RENEWABLE RESOURCES.............................................................................................34
11.1
MINNESOTA RESERVOIR.....................................................................................................................................34
11.2
STOCK WATERING PONDS AND U.S. FOREST SERVICE WATER RESOURCES.....................................................34
11.3
STREAMS AND DITCHES....................................................................................................................................35
11.3.1
Potential for Hydraulic Connection between Mine Workings and Surface .............................................
36
11.4
SPRINGS AND WATER -BEARING ZONES............................................................................................................36
11.5
ROADS..............................................................................................................................................................37
11.6
BUILDINGS.......................................................................................................................................................37
11.
61 Lower Dry Fork Cow Camp.........................................................................................................................
37
11.6.2
Minnesota Creek Ditch Rider's Cabin..........................................................................................................
38
12.0
POSSIBLE SUBSIDENCE CONSEQUENCES.........................................................................................39
13.0
POTENTIAL IMPACTS FROM LOCAL SEISMIC ACTIVITY............................................................40
14.0
SUBSIDENCE CONTROL PLAN...............................................................................................................41
15.1
ANTICIPATED EFFECTS.....................................................................................................................................41
15.2
REDUCTION MEASURES (UNDERGROUND).......................................................................................................41
15.0
SUMMARY AND CONCLUSIONS............................................................................................................42
16.0
REFERENCES..............................................................................................................................................44