# HANDLING OF MATERIALS
> MSHA accident `220133290014` · 11/15/2013 · Cimbar Performance Minerals, Inc.
## Details
- **Degree of injury:** INJURIES DUE TO NATURAL CAUSES
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Welding or cutting
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 4 years
## Operator
- **Controller:** John H  Waters
- **Operator:** Cimbar Performance Minerals, Inc.
- **Mine:** [0901203](https://api.ai-analytics.org/mine/0901203)
## Narrative

Employee was welding a flange and twisted knee when he stood up

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