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REP37189
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REP37189
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Entry Properties
Last modified
8/25/2016 12:15:55 AM
Creation date
11/27/2007 7:42:20 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1977004
IBM Index Class Name
Report
Doc Date
12/17/1984
Doc Name
1984 Annual Report
Permit Index Doc Type
Annual Fee / Report
Media Type
D
Archive
No
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ST .N ROBERTSON 8 KIRSTEN <br />Homestake Mining Company <br />July 25, 1984 <br />Page -5- <br />regrading that is possible. As no dumping at Tie Camp is anticipated even <br />during the south pit development, permanent stabilization of the dump could be <br />performed following removal of the high-grade stockpile. Reestablishment of <br />the dump under-drainage should be performed. <br />Piezometers <br />Regular reading of piezometers has beett performed. With the exception of <br />the piezometer at the 360 leve), no significant changes in groundwater levels <br />have been detected. The 360 level piezometer, however, appears to have risen <br />some 100 feet and is currently at -75 feet. This may be ascribed to the <br />placement of snow in this area from road cleaning during the winter period. <br />Continued observation of this piezometer should be performed at regular <br />intervals to monitor any additional changes. Water samples from this <br />piezometer have been muddy, and it has been reported that running water could <br />be heard at its location. This may indicate that failure of the piezometer has <br />occurred and that a perched water table exists. Should the water level at the <br />piezometer not drop to similar levels to those of the previous year by the <br />fall of 1984, it is recommended that an additional piezometer be installed at <br />the same location. <br />Dump Records <br />Dump records were discontinued on January 30, 1984. Although no dumping <br />is taking place, it is recommended that at least weekly reports on the dump <br />status be maintained. These reports should summarize the daily inspections <br />currently being made. <br />Pit Access Road Slide <br />Movement of the pit access road slide was reported to be continuing. As <br />previously recommended, stabilization of this slope by buttressing of the toe <br />
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