# FALL OF ROOF OR BACK
> MSHA accident `220133400014` · 12/05/2013 · Mountain Coal Company, L.L.C.
## 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:** Arch Resources Inc
- **Operator:** Mountain Coal Company, L.L.C.
- **Mine:** [0503672](https://api.ai-analytics.org/mine/0503672)
## Narrative

A roof fall occurred in inactive works that damaged an adjacent stopping in active works, resulting in impaired F-Seam ventilation.  The fall occurred in F Seam, South Main Returns, entry 6, between crosscuts 14 and 15.  The fall was approximately 5' high, 30' long, and 18' wide.

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