# MACHINERY
> MSHA accident `220041190035` · 04/21/2004 · Kingwood Mining Company LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 0
- **Mine experience:** 3 years
## Operator
- **Controller:** Alpha Natural Resources, Inc.
- **Operator:** Kingwood Mining Company LLC
- **Mine:** [4608751](https://api.ai-analytics.org/mine/4608751)
## Narrative

THE EMPLOYEE WALKED AROUND THE ROOF BOLT MACHINE TO HELP HIS CO-WORKER MAKE UP BOLTS. A SLAB OF ROCK FELL FROM THE TOP BETWEEN THE BROW STRAP AND RIB, STRIKING HIS LEFT SHOULDER. THE X-RAY WAS NEGATIVE AND HE RETURNED TO WORK HIS NEXT SHIFT ON LIGHT DUTY.

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