# MACHINERY
> MSHA accident `220021130039` · 04/12/2002 · Marrowbone Development Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** —
- **Mine experience:** 8 years
## Operator
- **Controller:** Horizon Natural Resources Incorporated
- **Operator:** Marrowbone Development Company
- **Mine:** [4608891](https://api.ai-analytics.org/mine/4608891)
## Narrative

WHILE INSTALLING A ROOF BOLT WITH SPIDER PLATE ON IT, A PIECE OF ROCK FELL ON SPIDER PLATE, EE STOPPED AND REACHED TO GET ROCK OFF WHEN ARM ACCIDENTLY HIT CONTROL AND ROTATION CAME ON CAUS ING SPIDER PLATE TO STRIKE ARM.

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