# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220072500003` · 08/30/2007 · Premier Silica LLC
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Unknown
- **Injury source:** NOISE,NEC
- **Nature of injury:** HEARING LOSS OR IMPAIRMNT
- **Body part:** EAR(S) INTERNAL & HEARING
- **Days lost:** 0
- **Mine experience:** 3.08 years
## Operator
- **Controller:** Oglebay Norton Company
- **Operator:** Premier Silica LLC
- **Mine:** [3301354](https://api.ai-analytics.org/mine/3301354)
## Narrative

Employee experienced a std. threshold shift (greater than 25% of 2, 3, 4K testing)during his annual audiometric test conducted on 8/16/07.  Test data was received on 8/30/07.

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