# MACHINERY
> MSHA accident `220003320093` · 10/16/2000 · Unimin Specialty Minerals Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Mine manager, Mine foreman, Mine owner
- **Activity:** Machine maintenance
- **Injury source:** MACHINE-MILL,CLEANING PLT
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** —
- **Mine experience:** 22 years
## Operator
- **Controller:** S C R-Sibelco Nv
- **Operator:** Unimin Specialty Minerals Inc
- **Mine:** [1101981](https://api.ai-analytics.org/mine/1101981)
## Narrative

THE MAINTENANCE SUPERVISOR WAS TROUBLESHOOTING A NEW INSTALLATION OF A BAG PLACER MECHANISM ON A BAG FILLING MACHINE MAKING ADJUSTMENTS TO LIMIT SWITCHES AND RELAYS DURING INSTALLATION OF THE EQUIPMENT. AS HE MANUALLY REMOVED A FILLED BAG FROM THE BAGGER SPOUT, THE BAG PLACER UNEXPECTEDLY MOVED AND STRUCK THE SUPERVISOR ON THE ARM CAUSING A MINOR BACK STRAIN.

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