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PERMFILE40550
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PERMFILE40550
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Last modified
8/24/2016 10:43:28 PM
Creation date
11/20/2007 10:22:55 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1984065
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Section_Exhibit Name
APPENDIX 4.6-1 INITIAL SUBSIDENCE STUDY FOR THE 5 YEAR MINING AREA
Media Type
D
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No
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TABLE OF CONTENTS (continued) <br />~• <br />Geology ...................................35 <br />Surface topography ........................35 <br />3.2.5.2 Predicted Angle of Draw ................35 <br />3.3 DESCRIPTION OF WORST POSSIBLE CONSEQUENCES <br />OF SUBSIDENCE ........................................37 <br />3.3.1 Structures ....................................37 <br />3.3.2 Resource Lands ................................37 <br />3.3.2.1 Rangeland ..............................39.1 <br />3.3.2.2 Undeveloped Land .......................39.1 <br />3.3.2.3 Wildlife Habitat .......................39.1 <br />3.3.2.4 Surface Water Resources ................39.1 <br />3.3.2.5 Subsurface Water Resources .............39.1 <br />3.3.3 Abnormal Surface Subsidence Development......39.1 <br />3.3.4 Slope Stability of Coal Ridge .................39.3 <br />SECTION 4.0 - SUBSIDENCE MONITORING PR0GRAM ...................40 <br />4.1 OBSERVATIONAL MONITORING PROGRAM .....................41.1 <br />• 4.2 SURVEYING MONITORING PROGRAM .........................41.2 <br />4.2.1 Monitoring Points .............................41.2 <br />4.2.2 Monument Construction .........................42 <br />4.2.3 Monitoring Schedule ..........................'.42 <br />SECTION 5.0 - MITIGATION MEASURES .............................43.2 <br />5.1 SLOPE STABILITY ......................................43.2 <br />5.2 SINKHOLE SUBSIDENCE ..................................43.3 <br />REFERENCES CITED ..............................................44 <br /> <br />(Rev, 05/24/84) page v <br />
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