# FALL OF ROOF OR BACK
> MSHA accident `220111720024` · 05/25/2011 · Dorchester Enterprises, 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:** Massey Energy Company
- **Operator:** Dorchester Enterprises, Inc.
- **Mine:** [4407052](https://api.ai-analytics.org/mine/4407052)
## Narrative

Roof fall occurred in the number 4 entry, while pillaring the left block on the 002-0 MMU. The fall was approx 22' high at its highest point & 60' long & 20' wide. Two mobile roof supports were caught in the fall area. A large slip was laying at a slight angle along the #4 entry when the continuous miner was pillaring the left block the entry begin to give indications of failure.

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