# HANDLING OF MATERIALS
> MSHA accident `220112560020` · 06/09/2011 · J F Allen Company
## 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:** Machine maintenance
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 7.21 years
## Operator
- **Controller:** John C.  Allen
- **Operator:** J F Allen Company
- **Mine:** [4604657](https://api.ai-analytics.org/mine/4604657)
## Narrative

EE was changing a fuel filter.  He squatted down to remove the filter.  When he stood back up, he felt his left knee pop.  He had an MRI done on 7/14/11 to determine extent of damage.  Based on results of MRI, he had an outpatient procedure to fix torn tissue/muscle on 8/31/11.  Returned to light duty.

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