# MACHINERY
> MSHA accident `220053390063` · 11/18/2005 · Martin Marietta Aggregates-Southwest Division
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Drill operator
- **Activity:** Machine maintenance
- **Injury source:** WRENCH
- **Nature of injury:** CRUSHING
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 1
- **Mine experience:** 0.38 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Aggregates-Southwest Division
- **Mine:** [3401299](https://api.ai-analytics.org/mine/3401299)
## Narrative

DRILLER WAS PUTTING A NEW SAVON SUB ON THE ROTERY HEAD. WHILE TRYING TO TIGHTEN THE SUB INTO THE HEAD, DRILLER WAS HOLDING BREAKOUT WRENCH (48"" WRENCH) ON THE SUB AND RUNNING CONTROLS WITH HIS OTHER HAND. WHEN HE HIT THE ROTATION LEVER THE WRENCH KICKED BACK AND SMASHED HIS LEFT INDEX FINGER BETWEEN THE WRENCH AND THE MAST.

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