# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220131360004` · 05/16/2013 · Unimin Specialty Minerals Inc
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** Over-exertion NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Hand tools (not powered)
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** JOINT,TENDON,MUSCL INFLAM
- **Body part:** WRIST
- **Days lost:** 31
- **Mine experience:** 31.92 years
## Operator
- **Controller:** S C R-Sibelco Nv
- **Operator:** Unimin Specialty Minerals Inc
- **Mine:** [1101981](https://api.ai-analytics.org/mine/1101981)
## Narrative

The employee claims injury from repetitive motion of using a sledgehammer to break rocks over a period of several years, resulting in carpal tunnel syndrome.

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