# HANDLING OF MATERIALS
> MSHA accident `220171670006` · 06/06/2017 · Lafarge North America
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Crawling, Kneeling
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** UNCLASSIFIED,NOT DETERMED
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 11.12 years
## Operator
- **Controller:** Holcim Ltd
- **Operator:** Lafarge North America
- **Mine:** [3300069](https://api.ai-analytics.org/mine/3300069)
## Narrative

A millwright was working on a pinion bearing replacement job on our raw mill and felt a pain in knee. EE does not know what caused the issue. This incident was initially reported as a first aid and later became a medical.

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