# SLIP OR FALL OF PERSON
> MSHA accident `220261130013` · 03/17/2026 · O-N Minerals Portage Company LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Climb scaffolds, Ladders
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 21.15 years
## Operator
- **Controller:** Carmeuse Holding SA
- **Operator:** O-N Minerals Portage Company LLC
- **Mine:** [1202117](https://api.ai-analytics.org/mine/1202117)
## Narrative

Employee was descending a 6' ladder.  When EE stepped on the ground, EE's knee gave out and EE fell to the ground.  Incident occurred on 3/17 but did not become reportable until 4/21 when employee was given a brace and PT was ordered.

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