# FALL OF ROOF OR BACK
> MSHA accident `220170240004` · 01/13/2017 · Frontier 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:** —
- **Mine experience:** — years
## Operator
- **Controller:** James C  Justice II
- **Operator:** Frontier Coal Company, Inc.
- **Mine:** [4609227](https://api.ai-analytics.org/mine/4609227)
## Narrative

Area inby fan house had 2 mud seams come together with freezing and thawing weather. Area 3 ft. x 9 ft. x4.5 ft. thick raveled out and fell. Did not block air way or travel ways. 

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