# MACHINERY
> MSHA accident `220003610009` · 12/12/2000 · Lafarge Corp
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Electrician, Lineman
- **Activity:** Hand tools (powered)
- **Injury source:** MOTORS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** WRIST
- **Days lost:** —
- **Mine experience:** 2.15 years
## Operator
- **Controller:** Lafarge S A
- **Operator:** Lafarge Corp
- **Mine:** [4500805](https://api.ai-analytics.org/mine/4500805)
## Narrative

WHILE USING 1/2"" DRILL MOTOR ALONG WITH A HOLE SAW ATTACHMENT, EE WAS DRILLING A HOLE IN SOME INSULATING MATERIAL WHEN THE HOLE SAW HUNG UP ONSOME MATERIAL. THE HOLE SAW SUDDENLY STOPPED FOR WARD MOTION CAUSING THE DRILL MOTOR TO TURN IN OPPOSITE DIRECTION IN SUDDEN VIOLENT MANNER. THEMOVEMENT TWISTED HIS HAND & WRIST.

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