# HANDLING OF MATERIALS
> MSHA accident `220070290072` · 01/23/2007 · Cantera Dorado Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 9
- **Mine experience:** 7 years
## Operator
- **Controller:** Emerita  Rivera
- **Operator:** Cantera Dorado Inc
- **Mine:** [5400036](https://api.ai-analytics.org/mine/5400036)
## Narrative

The operator began some repairs to the hydraulic hammer of a Komatsu excavator and suffered back pain because of the position he was in. He continued working with some pain but reported the injury and left the worksite immediately after the pain worsened.

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