# Mine accident
> MSHA accident `220031560012` · 05/27/2003 · Columbia Ready-Mix Inc
## Details
- **Degree of injury:** —
- **Classification:** —
- **Accident type:** Over-exertion NEC
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Lawrence  Sali; Steve  Sali
- **Operator:** Columbia Ready-Mix Inc
- **Mine:** [4500764](https://api.ai-analytics.org/mine/4500764)
## Narrative

WALKING ACROSS PIT, STEPPED INTO POTHOLE TYPE DIP, FELT KNEE POP.

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