# OTHER
> MSHA accident `220131400037` · 04/11/2013 · Alcoa World Alumina LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** OTHER
- **Accident type:** Unclassified, insufficient data
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Unknown
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 1.77 years
## Operator
- **Controller:** Alcoa Inc
- **Operator:** Alcoa World Alumina LLC
- **Mine:** [4100320](https://api.ai-analytics.org/mine/4100320)
## Narrative

4/11/2013 employee experienced muscle spasms while at work. No specific task attributed to causing spasm. Reported to Medical Dept 5/13 conservative treatment. 5/17 patient no better so put on restricted duty effective 5/17/2013.

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