# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220233380025` · 11/22/2023 · O-N Minerals (Michigan) Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Rubbed or abraded
- **Occupation:** Electrician, Lineman
- **Activity:** Crawling, Kneeling
- **Injury source:** CEMENT PROD,CONCRET BLOCK
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 9.62 years
## Operator
- **Controller:** Carmeuse Holding SA
- **Operator:** O-N Minerals (Michigan) Company
- **Mine:** [2000062](https://api.ai-analytics.org/mine/2000062)
## Narrative

EE knelt down on concrete to check a heater and felt sharp pain in knee cap. Reported at time of incident, but did not seek medical treatment until 11/29/23.

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