REP03405

• Permit No: C1996083
• IBM Index Class Name: Report
• Doc Date: 4/27/2005
• Doc Name: 2004 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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Bovrie Resources Mine Subsidence
Survey date September-Odober 2004
LINE-23 Hubbard Creek Canyon, Nortt>east end of D-9 Panel
These points are on a steep hillside ttrat shows evidence of past earthslides.
Movement in these points may be due to possible survey error, natural earthslides,
mining activity, or a combination of the three.
STA Date Node # Northing Easting Elevation Description
23-A Nov 2002 1883 32974.71 36813.58 6525.06 REBAR+CAP
May 2003 1944 32974.52 36813.59 6524.97
Juy 2003 1965 32974.70 36813.50 6525.10
Nov 2003 2087 32974.72 36813.60 6525.28
Average 32974.66 36813.57 6525.10
May 2004 2193 32975.47 36814.03 6525.19
July 2004 2257 32975.41 36814.06 6525.24
Sept 2004 2373 32975.45 36814.02 .6525.08
23.8 Nov 2002 1884 32699.51 36979.08 6561.10 REBAR+CAP
May 2003 1945 32699.46 36979.06 6561.10
July 2003 1966 32699.63 36979.11 6561.04
Nov 2003 2088 32699.59 36979.19 6561.14
Average 32699.55 36979.11 6561.10
May 2004 2194 32701.47 36980.18 6561.18
July 2004 2258 32701.29 36980.22 6561.24
Sept 2004 2374 32701.43 36980.19 6561.11
23~ Nov 2002 1885 32581.72 37160.23 6521.97 REBAR+CAP
May 2003 1946 32581.65 37160.18 6522.02
July 2003 1969 32581.84 37160.18 6522.01
Nov 2003 2089 32581.84 37160.29 6522.19
Average 32581.76 37160.22 6522.05
Note Station 23~ is in path of December 2004.1andslide, monument was not damaged.
See map for location of slide area.
May 2004 2195 32582.94 37161.74 6522.22
July 2004 2259 32582.79 37161.79 6522.31
Sept 2004 2375 32582.88 37161.77 6522.18
Chance in position: Jufv 2004 ~ Sept 2004
POINT# SURVEY#
Jul 2004 - t 2004 BEARING DISTANCE ELEV
23-A 2257 - 2373 N 36°15' W 0.06 - 0.16
23-8 2258 - 2374 N 12°16' W 0.14 - 0.13
23-C 2259 - 2375 N 14°21' W 0.09 - 0.13

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