# SLIP OR FALL OF PERSON
> MSHA accident `220252300012` · 08/08/2025 · Keystone Anthracite Corporation
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Rotary bucket excavator operator
- **Activity:** Getting on or off equipment
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** UPPER ARM/HUMERUS
- **Days lost:** 0
- **Mine experience:** 1.02 years
## Operator
- **Controller:** Robert  Burns
- **Operator:** Keystone Anthracite Corporation
- **Mine:** [3608590](https://api.ai-analytics.org/mine/3608590)
## Narrative

Portable fire extinguisher accidentally discharged in excavator cab. While attempting to step down from the machine the tracks were not aligned causing the excavator operator to hang from the grab handle of the cab. This strained left bicep tendon causing injury.

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