# HANDLING OF MATERIALS
> MSHA accident `220061950018` · 06/29/2006 · 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:** DRIL-PRCUSV,HRD ROC,JKHMR
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 16.37 years
## Operator
- **Controller:** Buzzi S p A
- **Operator:** Buzzi Unicem USA
- **Mine:** [2300134](https://api.ai-analytics.org/mine/2300134)
## Narrative

Employee stated that he was working on the hydraulic rock breaker at the primary crusher and pulled a muscle in his lower back while working on the repair of the unit.

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