# FALL OF ROOF OR BACK
> MSHA accident `220120590008` · 02/27/2012 · Advent 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:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Chester M  Thomas
- **Operator:** Advent Mining LLC
- **Mine:** [1518547](https://api.ai-analytics.org/mine/1518547)
## Narrative

A roof fall has occurred in the 1st sub-panel south east at 28+00-28+70 in the #7 entry. The fall measured approximately 65'x 19'x 9' and was caused by an hidden slip in the mine roof. The area was supported by 5' fully grouted glue bolts and was mined in December 2011. There were no injuries and ventilation and the passage of men were not affected.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*