# HANDLING OF MATERIALS
> MSHA accident `220133020005` · 10/18/2013 · Konen Rock Crushing Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Drill operator
- **Activity:** Handling supplies or material
- **Injury source:** DRILL STEEL (ALL SIZES)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 0.08 years
## Operator
- **Controller:** Thomas J  Konen
- **Operator:** Konen Rock Crushing Inc
- **Mine:** [4503263](https://api.ai-analytics.org/mine/4503263)
## Narrative

Driller departed from his safe lifting technique training and simultaneously lifted & twisted. This twisting motion resulted in the ""tweak"" of his back that was ultimately medically diagnosed as a back strain & muscle spasm.

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