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Fire started in caved section of Magma copper mine, Arizona, on Dec 2 1961; section had been mined out and in 1957 was sealed with brattices; fire started by spontaneous combustion when drill holes from new drift admitted air into sealed section; fire was controlled by sealing off critical section with airtight concrete bulkheads, temporary brattices, filling and sealing raises with clay and grouting all suspect fractures.
Fire started in caved section of Magma copper mine, Arizona, on Dec 2 1961; section had been mined out and in 1957 was sealed with brattices; fire started by spontaneous combustion when drill holes from new drift admitted air into sealed section; fire was controlled by sealing off critical section with airtight concrete bulkheads, temporary brattices, filling and sealing raises with clay and grouting all suspect fractures.
Magma mine fire
Min Congress J
Short, B. (author)
1962
4 pages
Article (Journal)
English
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