# HOISTING
> MSHA accident `220203110002` · 11/03/2020 · 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

On the surface both of the yellow airlock doors at the elevator were opened, creating excessive air pressure on the elevator doors, causing them to be forced out  of the tracks. The doors were placed back into the tracks and new track guides were installed. 

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