# OTHER
> MSHA accident `220221430011` · 05/12/2022 · Michigan Materials and Aggregates Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** OTHER
- **Accident type:** Bodily reaction, NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Climb scaffolds, Ladders
- **Injury source:** BODILY MOTION
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.08 years
## Operator
- **Controller:** CRH PLC
- **Operator:** Michigan Materials and Aggregates Company
- **Mine:** [2002927](https://api.ai-analytics.org/mine/2002927)
## Narrative

Employee was descending a 6ft ladder when employee heard a pop and felt pain in right knee. Employee did not fall. 

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