# HANDLING OF MATERIALS
> MSHA accident `220073240032` · 11/13/2007 · Alcoa World Alumina LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Handling supplies or material
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 0
- **Mine experience:** 1.65 years
## Operator
- **Controller:** Alcoa Inc
- **Operator:** Alcoa World Alumina LLC
- **Mine:** [4100320](https://api.morvs.ai/mine/4100320)
## Narrative

Employee was closing a pump off discharge valve on #7 pump in the precipitation area of the plant. While tightening down the valve the employee strained muscles in his left shoulder. The employee reported to the plant Medical Dept. and was placed on work restrictions.

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