# HANDLING OF MATERIALS
> MSHA accident `220041460024` · 05/14/2004 · Vulcan Construction Materials, LLC
## 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:** MACHINE-MILL,CLEANING PLT
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 3.5 years
## Operator
- **Controller:** Legacy Vulcan Corp (Form:Vulcan Materials Co)
- **Operator:** Vulcan Construction Materials, LLC
- **Mine:** [4400109](https://api.ai-analytics.org/mine/4400109)
## Narrative

EE had just finished tightening the track pad bolts on a Komatsu PC-300 hydraulic rockbreaker. He bent over to inspect his work, stood back up and strained a muscle in his lower back.

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