# MACHINERY
> MSHA accident `220253490015` · 12/04/2025 · Coal-Mac LLC.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Fall from machine
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** GROUND
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 96
- **Mine experience:** 4 years
## Operator
- **Controller:** John Mitch Potter
- **Operator:** Coal-Mac LLC.
- **Mine:** [4609075](https://api.ai-analytics.org/mine/4609075)
## Narrative

While removing access stairway from RT62, with the top of stairs attached to a boom, and the bottom welded. The employee forgot to remove the top two bolts, they went back up the stairway and when they removed the bolts, the weld at the bottom broke and the stairs shifted causing them to fall to the ground. The employee suffered a fracture on the radius of their right arm.

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