# FALL OF ROOF OR BACK
> MSHA accident `220100500019` · 02/17/2010 · 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:** Massey Energy Company
- **Operator:** Mammoth Coal Co
- **Mine:** [4609275](https://api.ai-analytics.org/mine/4609275)
## Narrative

An unplanned roof fall occurred in the 5-block mine at SS#481 between #6 & 7 entries that measured approximately 40'long X 18' wide X 5' high. No injuries were reported. The area was developed on 9/30/08.

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