# HANDLING OF MATERIALS
> MSHA accident `220111610009` · 06/08/2011 · Buzzi Unicem USA 
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 0.9 years
## Operator
- **Controller:** Buzzi S p A
- **Operator:** Buzzi Unicem USA 
- **Mine:** [3600006](https://api.ai-analytics.org/mine/3600006)
## Narrative

Employee was doing maintenance on a drag chain.  While removing a return idler end that was lodged in the drive sprocket, the employee turned ninety degrees with the weight supported to hand the steel plate out when he felt a pull in his lower back.

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