# SLIP OR FALL OF PERSON
> MSHA accident `220110810021` · 03/18/2011 · Unimin Corp
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Miner, Prospector, NEC
- **Activity:** Handling supplies or material
- **Injury source:** STEEL RAIL (ALL KINDS)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 36
- **Mine experience:** 0.13 years
## Operator
- **Controller:** S C R-Sibelco Nv
- **Operator:** Unimin Corp
- **Mine:** [3100673](https://api.ai-analytics.org/mine/3100673)
## Narrative

Employee was connecting steel on the west stairs approximately 16' above the ground while tied off 100%.  He lost his balance and fell, and in the process of the lanyard arresting his fall, he reached out with his left arm to grab the steel and felt something pull in his left shoulder.

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