# FALL OF ROOF OR BACK
> MSHA accident `220080520022` · 02/15/2008 · Dickenson-Russell Coal Co LLC
## 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:** Dickenson-Russell Coal Co LLC
- **Mine:** [4406864](https://api.ai-analytics.org/mine/4406864)
## Narrative

Retreat mining in the #5 entry pillar block when the roof started working in the previously mined #4 entry block. The roof fell in the #4 entry and took out the breaker timbers. The timbers were replaced and mining continued. The roof began working again, mining ceased. The roof in the #4 entry fell again, the fall maesured approx. 80'L x 22'W x 5'H. The entry was timbered off.

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