# SLIP OR FALL OF PERSON
> MSHA accident `220102790024` · 09/23/2010 · St. Marys Cement U.S. LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from scaffolds, walkways, platforms
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Hand tools (powered)
- **Injury source:** BOXES,CRATES,CARTONS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** CHEST (RIBS/BREAST BONE/CHEST ORGNS)
- **Days lost:** 0
- **Mine experience:** 21.5 years
## Operator
- **Controller:** VOTORANTIM CIMENTOS
- **Operator:** St. Marys Cement U.S. LLC
- **Mine:** [2000038](https://api.ai-analytics.org/mine/2000038)
## Narrative

Employee changing screens in crusher, standing on platform, facing crusher box using an impact gun to tighten screws.  He walked off the end of the platform and fell landing on a hopper box wall.

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