PERMFILE116326

• Permit No: C1984063
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: APPENDIX M SUBSIDENCE PREDICTION AT THE EASTSIDE COAL COMPANY
• Media Type: D
• Archive: No

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7. RE'Q~hPtE[vDATION ON THE LOCATION OF THE SURVEYING NpNUP'~N`IS
The monuments will be located along the line of maxvnum subsid~•i.
(Figure 14y. Twenty six monuments will be installed and suzveyed
iimnediately in order to secure their initial positions.
The locations of the monuments are chosen in such a way that
potential ground movements (vertical and horizontal, as well) c~7ii tx
recorded. Also, the predicted angle of draw (25 degrees) can i.
measured and its prediction thus verified.
Table 10 shows ttu~ main predicted v, ues of the subsidence.

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