# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220131280008` · 05/06/2013 · Noranda Alumina LLC
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Unknown
- **Injury source:** NOISE,NEC
- **Nature of injury:** HEARING LOSS OR IMPAIRMNT
- **Body part:** EAR(S) INTERNAL & HEARING
- **Days lost:** 0
- **Mine experience:** 12.69 years
## Operator
- **Controller:** Noranda Aluminum Company
- **Operator:** Noranda Alumina LLC
- **Mine:** [1600352](https://api.ai-analytics.org/mine/1600352)
## Narrative

Employee experienced a shift change in his hearing.  Audio base line was set in 2000.  He was tested on 4/29/13 and a shift change was discovered in his left ear.  He was re-tested on 5/6/13 and the shift remained in his left ear.

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