← MSHA accidents

FALL OF ROOF OR BACK

220043230018 · 11/12/2004 · Mason Mining, LLC

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
Mine experience
— years

Operator

Controller (parent)
Ronnie G Cornett
Operator
Mason Mining, LLC
Mine
4608523

Narrative

Roof fall 3800' from working face with less than 300' of cover. Fall appeared to be layered slate with coal rider seam 8"" thick about 10' above coal seam. This area was bolted with 4' - 6' - 8' bolts (resins). This area had about 20 cribs 4' apart and Hientzmans between cribs several jacks with beams. This area developed 12/30/03. Low cover, rotten top, rider seam.

Source

Authoritative
MSHA Open Government Data
Machine
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