# MACHINERY
> MSHA accident `220061420012` · 05/17/2006 · Pottstown Trap Rock Quarries
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Welder (shop)
- **Activity:** Welding or cutting
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** ELBOW
- **Days lost:** 0
- **Mine experience:** 0.02 years
## Operator
- **Controller:** John B  Haines IV; John R  Kibblehouse
- **Operator:** Pottstown Trap Rock Quarries
- **Mine:** [3600217](https://api.ai-analytics.org/mine/3600217)
## Narrative

Large rock fell from the top of the crusher /feeder on to the grizzly below where the man was working and hit him on the Left elbow causing contusion and swelling of arm.

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