# HANDLING OF MATERIALS
> MSHA accident `220123350004` · 11/16/2012 · Cantera Perez Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Machine maintenance
- **Injury source:** HGHWY ORE CARIER,LRGE TRK
- **Nature of injury:** UNCLASSIFIED,NOT DETERMED
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 8 years
## Operator
- **Controller:** Jose R  Cordero
- **Operator:** Cantera Perez Inc
- **Mine:** [5400037](https://api.ai-analytics.org/mine/5400037)
## Narrative

Working on the Komatsu he complained of back pain.

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