# MACHINERY
> MSHA accident `220231530022` · 05/31/2023 · The Coteau Properties Company
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Welder (shop)
- **Activity:** Hand tools (powered)
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** ARM, MULTIPLE PARTS
- **Days lost:** 0
- **Mine experience:** 3.38 years
## Operator
- **Controller:** NACCO Industries Inc
- **Operator:** The Coteau Properties Company
- **Mine:** [3200595](https://api.morvs.ai/mine/3200595)
## Narrative

On May 31st, 2023, an employee was working to remove the crowd brake on 935 electric shovel to replace broken bolts. When the final bolt was removed, the stored energy in the crowd brake caused the brake to rotate. When the brake rotated, the employees arm came into contact with it. This contact caused lacerations to the employees' arm, which resulted in stitches.

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