REP23325

• Permit No: C1996083
• IBM Index Class Name: Report
• Doc Date: 5/5/2004
• Doc Name: 2003 Bi-Annual Subsidence Report
• From: J.E. Stover & Associates
• To: DMG
• Permit Index Doc Type: Subsidence Report
• Media Type: D
• Archive: No

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Bowie No. 2 Mine Subsidence
Hubbard C reek points, July, 2003
LINE-17
STA Date Node # Northing Easting Elevation Description
17-A 2001 1198 33775.77 36915.99 6451.02 REBAR+CAP
Nov 2002 1875 33775.82 36915.93 6451.07
May 2003 1932 33775.78 36915.89 6451.04
July 2003 1973 33775.83 36915.89 6451.06
Average 33775.80 36915.93 6451.05
17-B 2001 1199 32913.52 37307.88 6439.64 REBAR+CAP
Nov 2002 1876 32913.60 37307.83 6439.69
May 2003 1933 32913.57 37307.75 6439.58
July 2003 1974 32913.57 37307.76 6439.68
Average 32913.57 37307.81 6439.65
17-C 2001 1200 32001.60 37658.62 6416.61 REBAR+CAP
Nov 2002 1877 32001.72 37658.58 6416.62
May 2003 1934 32001.63 37658.53 6416.62
July 2003 1975 32001.70 37658.65 6416.70
Average 32001.66 37658.60 6416.64
17-D 2001 1201 31155.32 37987.83 6375.04 REBAR+CAP
Nov 2002 1878 31155.46 37987.75 6374.95
May 2003 1935 31155.34 37987.76 6375.01
July 2003 1976 31155.33 37987.97 6375.13
Average 31155.36 37987.83 6375.03
17-E 2001 1202 29833.25 38182.72 6359.30 REBAR+CAP
Nov 2002 1879 29833.37 38182.74 6359.29
May 2003 1936 29833.32 38182.76 6359.36
July 2003 1977 29833.39 38182.75 6359.25
Average 29833.33 38182.74 6359.30
17-F 2001 1203 29579.87 38739.25 6349.07 REBAR+CAP
Nov 2002 1880 29579.94 38739.22 6349.05
May 2003 1937 29579.90 38739.21 6349.02
July 2003 1978 29579.89 38739.18 6349.04
Average 29579.90 38739.21 6349.05
Change in position: Mav 2003 -> JuN 2003
POINT# SURVEY#
M 2003 -Jul 2003 BEARING DISTANCE ELEV
17-A 1932-1973 N 02°07'16" E 0.05 + 0.02
17-B 1933-1974 N 53°07'48" E 0.01 + 0.10
17-C 1934-1975 N 58°53'50" E 0.14 + 0.08
17-D 1935-1976 S 87°49'43" E 0.21 + 0.12
17-E 1936-1977 N 12°59'41" W 0.07 - 0.11
17-F 1937-1978 S 73°08'30° W 0.03 + 0.02
S1-3