# SLIP OR FALL OF PERSON
> MSHA accident `220073090003` · 10/13/2007 · Pete Lien & Sons Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Struck against stationary object
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 10 years
## Operator
- **Controller:** Pete Lien & Sons Inc
- **Operator:** Pete Lien & Sons Inc
- **Mine:** [4801705](https://api.ai-analytics.org/mine/4801705)
## Narrative

While on catwalk, I reached down through handrail to loosen bolts on flashing rail. My left leg was braced on the side of the conveyor. When I started to loosen the nuts, my leg slipped off and my left knee twisted as it hit the side of the railing.

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