← MSHA accidents

FALL OF ROOF OR BACK

220122680014 · 09/13/2012 · Chief Mining, Inc.

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)
Kenneth R Calloway
Operator
Chief Mining, Inc.
Mine
4608959

Narrative

The mains section had advanced under a hollow. The #9 intersection began to take weight. The # 9 return entry at 1 break inby spad # 2112 was cribbed off. no effort was made to save the intersection. The intersection in the #8 return entry was reinforced with cribs, steel beams, jacks and longer bolts.

Source

Authoritative
MSHA Open Government Data
Machine
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