# SLIP OR FALL OF PERSON
> MSHA accident `220141250021` · 04/29/2014 · United States Steel Corp-Minnesota Ore Operations
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from ladders
- **Occupation:** Plumber, Pipefitter, Millwright
- **Activity:** Climb scaffolds, Ladders
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** LOWER LEG/TIBIA/FIBULA
- **Days lost:** 0
- **Mine experience:** 9 years
## Operator
- **Controller:** USX Corp (United States Steel Corp)
- **Operator:** United States Steel Corp-Minnesota Ore Operations
- **Mine:** [2103352](https://api.ai-analytics.org/mine/2103352)
## Narrative

Injured was inspecting for cracks in the short rake section of the #2 thickener tank rake arm.  He used a retractable lifeline and full body harness to descend a fiberglass extension ladder to access the center of the weir to do the inspection.  While on the ladder he lost footing and fell striking adjacent steel structure resulting in contusions to his lower leg and a concussion.

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