# MACHINERY
> MSHA accident `220191700012` · 06/13/2019 · ARCOSA LWS,LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Crane operator, Mobile equipment operator (MEO), Dragline operator, Dropball operator, Rigger
- **Activity:** Hand tools (powered)
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 1.46 years
## Operator
- **Controller:** Arcosa, Inc
- **Operator:** ARCOSA LWS,LLC
- **Mine:** [4101628](https://api.ai-analytics.org/mine/4101628)
## Narrative

Operator was cleaning C-9 product chute. While chipping material with an air chisel, a rock fell onto the operators hand causing a laceration on the left thumb

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