# HANDTOOLS (NONPOWERED)
> MSHA accident `220171390026` · 05/15/2017 · Calaveras Materials LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Struck by... NEC
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Hand tools (not powered)
- **Injury source:** HAND TOOLS,NONPOWERED,NEC
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 281
- **Mine experience:** 2 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Calaveras Materials LLC
- **Mine:** [0401769](https://api.ai-analytics.org/mine/0401769)
## Narrative

While working on Simons Crusher the miner was loosening the bolts to the crusher spring pack when the bottle jack supporting the spring pack bottom plate displaced out towards the miner from the bottom of the spring pack plate striking the minor on the left forearm.

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