# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220120520026` · 02/14/2012 · 3M Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Assayer, Geologist, Metallurgist, Engineer, Engineer management
- **Activity:** Other, NEC
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 6.12 years
## Operator
- **Controller:** Minnesota Mining & Manufacturing Company
- **Operator:** 3M Company
- **Mine:** [0300426](https://api.ai-analytics.org/mine/0300426)
## Narrative

Employee twisted knee on 5/18/2011, Employee had surgical repair of torn meniscus left knee.

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