# FALL OF ROOF OR BACK
> MSHA accident `220122750006` · 09/25/2012 · Mammoth Coal Co
## 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:** Alpha Natural Resources, Inc.
- **Operator:** Mammoth Coal Co
- **Mine:** [4609148](https://api.ai-analytics.org/mine/4609148)
## Narrative

An unplanned roof fall occurred between 16 & 17 break at spad #1700 along 18A belt line. The fall was approximately 20'lenght x 18'width x 4'high. No injuries or entrapment involved. No escapeways, walkways, equipment, or ventilation effected. the are has been dangered off, and jacks have been set.

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