2021-02-05_PERMIT FILE - C1980007A ‎(5)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 2/5/2021
• 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

depths less than this, a more in-depth review of the individual area should be completed
on a site-specific basis to determine the appropriate minimum depth.
REFERENCES
Whittaker, B.N. and Reddish, D.J (1989). Subsidence: Occurrence, Prediction and
Control. Development in Geotechnical Engineering Series, 56, Elsevier Science
Publishing.
Canbulat, I., van der Merwe, J.N., van Zyl, M., Wilkinson, A., Daehnke, A. and Ryder, J.
(2002). The Development of Techniques to Predict and Manage the Impact of
Surface Subsidence. CSIR Division of Mining Technology Report No. 2002-0318 for
Coaltech 2020.
Wardell, K. and Partners (1975). Mining Under Tidal Waters. Report presented to the
Ministry for Mines and Power, NSW.