2014-10-31_PERMIT FILE - C1981044A ‎(3)‎

• Permit No: C1981044A
• IBM Index Class Name: Permit File
• Doc Date: 10/31/2014
• Doc Name: Habitat
• Section_Exhibit Name: Tables 42 through Table 86
• Media Type: D
• Archive: Yes

Table 84
MAXIMUM PREDICTED SUBSIDENCE FOR TYPICAL MINING GEOMETRIES
Mining Geometry
Single Longwall Panel
Two Overlying Longwall Panels
Single Longwall Panel Underlying
"First- mining" Room - and - Pillar Panel
Mining Height (ft) SMAX* (ft)
12.0 7.5
24.0 13.0
24.0 10.5
* SMAX denotes maximum subsidence for super - critical conditions.