# MACHINERY
> MSHA accident `220040610054` · 02/20/2004 · Sterling Materials
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Driller operator
- **Activity:** Drill face, Rib, Side, Down
- **Injury source:** DRIL-PRCUSV,HRD ROC,JKHMR
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** ELBOW
- **Days lost:** 24
- **Mine experience:** 0.03 years
## Operator
- **Controller:** Boone Trust, Samuel A.B. (Alex) Boone Trustee
- **Operator:** Sterling Materials
- **Mine:** [1518068](https://api.ai-analytics.org/mine/1518068)
## Narrative

CENTER PIN ON DRILL BOOM BROKE CAUSING BOOM ON DRILL TO LET GO WHILE RAISING STEEL OUT OF HOLE.

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