# FALL OF ROOF OR BACK
> MSHA accident `220203370002` · 11/30/2020 · Wolf Run Mining 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:** —
- **Mine experience:** — years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Wolf Run Mining LLC
- **Mine:** [4604168](https://api.ai-analytics.org/mine/4604168)
## Narrative

An unintentional roof fall was discovered by a mine examiner. The fall measured 18'W x 20'L x 6""H. The primary escapeway was blocked by the fall. The escapeway was rerouted to a different entry. The fall is being cleaned up. No equipment or ventilation was damaged by the fall. Continuation of roof fall measuring 18'w x10'L x5' thick occurred on 12-30-2020.

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