# HANDLING OF MATERIALS
> MSHA accident `220201710026` · 06/11/2020 · Martin Marietta Kansas City, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Truck driver
- **Activity:** Machine maintenance
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** UPPER ARM/HUMERUS
- **Days lost:** 0
- **Mine experience:** 4.98 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Kansas City, LLC
- **Mine:** [2302232](https://api.ai-analytics.org/mine/2302232)
## Narrative

An employee was assisting with the removal of a guard and lost balance, the injured employee attempted to stabilize the co-worker and injured EE's bicep in the process.  

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