# HANDLING OF MATERIALS
> MSHA accident `220151590040` · 05/27/2015 · CalPortland Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** CONVEYORS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 1.54 years
## Operator
- **Controller:** Taiheiyo Cement Corp
- **Operator:** CalPortland Company
- **Mine:** [0201203](https://api.ai-analytics.org/mine/0201203)
## Narrative

Employee was lifting a return roller into position above his head when he felt a pop in his upper back between his shoulder blades

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