# FALL OF ROOF OR BACK
> MSHA accident `220091630037` · 06/11/2009 · Armstrong Coal Company 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:** Armstrong Energy Inc
- **Operator:** Armstrong Coal Company Inc
- **Mine:** [1518552](https://api.ai-analytics.org/mine/1518552)
## Narrative

At approx. 3:40 am, a roof fall occurred in an intersection on No. 2B supply road in the No. 6 entry. The fall was approx 5,800 feet outby the working face. In addition, the fall was approx 30 feet long, 15 feet wide & 9 feet thick. It did not affect ventilation or passage of men. It did not fall above the anchorage of the bolt being used. Additional Cribs & Rails will be installed

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