# SLIP OR FALL OF PERSON
> MSHA accident `220041270034` · 04/28/2004 · 3M Company
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Mechanic helper
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** CHEST (RIBS/BREAST BONE/CHEST ORGNS)
- **Days lost:** 1
- **Mine experience:** 0.63 years
## Operator
- **Controller:** Minnesota Mining & Manufacturing Company
- **Operator:** 3M Company
- **Mine:** [0400191](https://api.ai-analytics.org/mine/0400191)
## Narrative

During a 2 man procedure of changing screens on 36 Hummer, the proximal west side screen became jammed. EE positioned self on the edge of the opening to forcefully move screen. Lost balance and slipped off edge hitting left chest wall on metal edges that protrude from side of Hummer.

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