# HOISTING
> MSHA accident `220143160007` · 10/30/2014 · Wolf Run Mining LLC
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** HOISTING
- **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

A hoisting accident happened on the slope supply track. 5 cars 1 of which was loaded with dust was being pulled out of the mine when the car hooked to the hoist car became uncoupled which resulted in the donut chain and the safety chain breaking letting the entire trip of cars to travel back down the slope approximately 125' before derailing in the rib. No injuries.

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