# HANDLING OF MATERIALS
> MSHA accident `220211870025` · 07/02/2021 · Heidelberg Materials Midwest Agg, Inc.
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by flying object
- **Occupation:** Barge/Boat/Dredge/Towbarge/Towboat/Leach operator, Riverman, Deck hand
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 0
- **Mine experience:** 4.13 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials Midwest Agg, Inc.
- **Mine:** [3304460](https://api.ai-analytics.org/mine/3304460)
## Narrative

Employees were realigning the tracks on a CAT 235C excavator.  As the operator jogged the machine forward, a small piece of metal broke of the sprocket and struck an employee in the right forearm.

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