# HANDTOOLS (NONPOWERED)
> MSHA accident `220121940023` · 07/05/2012 · Richard E. Pierson Construction Co., Inc.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Struck by flying object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Idle
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** UPPER ARM/HUMERUS
- **Days lost:** 245
- **Mine experience:** 1.08 years
## Operator
- **Controller:** Richard E  Pierson
- **Operator:** Richard E. Pierson Construction Co., Inc.
- **Mine:** [3607480](https://api.ai-analytics.org/mine/3607480)
## Narrative

IEE(injured) stopped water truck to ask another EE (mechanic) a question and at that time EE's  were changing teeth on the Hitachi 330 track hoe.  A jammed tooth required a hammer to loosen it. Mechanic hit the tooth with hammer when a piece of hammer broke off the edge and hit EE in the left bicep (which EE was standing 10' away)

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