# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220103370028` · 11/29/2010 · Asarco 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:** 21.04 years
## Operator
- **Controller:** Grupo Mexico S A B de C V
- **Operator:** Asarco LLC
- **Mine:** [0200826](https://api.ai-analytics.org/mine/0200826)
## Narrative

Unknown, the employee over a period of time of working throughout the concentrator has sustained a standard threshold shift for the left ear in comparison to baseline audiogram  of 7/20/2000.

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