# FALL OF ROOF OR BACK
> MSHA accident `220072500028` · 09/06/2007 · 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 aproximately 50'x19'x6' was found at 6:45 pm in the !st. East Sub-main #4 entry 3+50. The area had been mined in June 2007 and supported with 5' fully grouted roof bolts. The fall was caused by a hidden slip.

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