# SLIP OR FALL OF PERSON
> MSHA accident `220211760022` · 06/17/2021 · Crimson Oak Grove Resources LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** CEMENT PROD,CONCRET BLOCK
- **Nature of injury:** MULTIPLE INJURIES
- **Body part:** KNEE/PATELLA
- **Days lost:** 9
- **Mine experience:** 11.23 years
## Operator
- **Controller:** ACNR Holdings, Inc
- **Operator:** Crimson Oak Grove Resources LLC
- **Mine:** [0100329](https://api.ai-analytics.org/mine/0100329)
## Narrative

IE was walking to a pump on the 1st floor of the prep plant when IE stepped into a drain hole that the grating had moved from.  The IE hit knee on the edge of the concrete.

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