# HANDLING OF MATERIALS
> MSHA accident `220202050015` · 07/06/2020 · Boulder Northwest Sand & Gravel, LLC
## Details
- **Degree of injury:** ALL OTHER CASES (INCL 1ST AID)
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Miner, Prospector, NEC
- **Activity:** Hand load, Hand shoveling
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** UNCLASSIFIED,NOT DETERMED
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.04 years
## Operator
- **Controller:** Mark  Marple; Robert  O'Brien
- **Operator:** Boulder Northwest Sand & Gravel, LLC
- **Mine:** [4503771](https://api.ai-analytics.org/mine/4503771)
## Narrative

Working & boom, sharp knee pain.

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