← MSHA accidents
FALL OF ROOF OR BACK
220103230009
· 11/16/2010 · Hecla Limited
Details
Degree of injury
ACCIDENT ONLY
Classification
FALL OF ROOF OR BACK
Accident type
Accident type, without injuries
Occupation
—
Activity
—
Injury source
—
Nature of injury
—
Body part
—
Days lost
0
Mine experience
— years
Operator
Controller (parent)
Hecla Mining Company
Operator
Hecla Limited
Mine
1000088
Narrative
A rockburst occurred during the dayshift blasting time. It caused a section of the back in 54 ramp to come out. the section was approximately 6' high x 14' long x 8' wide. It was blocking the roadway in the drift.
Source
Authoritative
MSHA Open Government Data
Machine
JSON-LD
·
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