# SLIP OR FALL OF PERSON
> MSHA accident `220023330012` · 11/21/2002 · Kaiser Aluminum & Chemical Corporation
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **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 COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** —
- **Mine experience:** 25.84 years
## Operator
- **Controller:** Maxxam Inc
- **Operator:** Kaiser Aluminum & Chemical Corporation
- **Mine:** [1600352](https://api.morvs.ai/mine/1600352)
## Narrative

AFTER CLOSING A CAUSTIC VALVE IN PREPARATION FORTHE TAGGING AND ISOLATION OF THE SYSTEM FOR NECESSARY MAINTENANCE ACTIVITY, EE STEPPED DOWN ONTOA PIECE OF GRATING. THE GRATING SLIPPED DOWN AND EE'S LEG FELL THROUGH THE GRATING.

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