# MACHINERY
> MSHA accident `220232420014` · 08/29/2023 · Knife River Corporation North Central
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Rubbed or abraded
- **Occupation:** Crusher attendant/operator, Pan feeder operator/worker
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 1.58 years
## Operator
- **Controller:** Knife River Corporation
- **Operator:** Knife River Corporation North Central
- **Mine:** [2103872](https://api.ai-analytics.org/mine/2103872)
## Narrative

Removing a bolt with an impactor to replace the wear plate the carriage bolt moved up. Employee pushed down on the bolt and the sharp edge on the bolt caught their glove pulling a finger down on the rotating bolt cutting their finger. 

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