# HANDLING OF MATERIALS
> MSHA accident `220050450003` · 02/07/2005 · Riverside Cement Co
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Quality control technician, Laboratory technician, Laboratory assistant
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 5.4 years
## Operator
- **Controller:** Texas Industries Inc
- **Operator:** Riverside Cement Co
- **Mine:** [0400011](https://api.ai-analytics.org/mine/0400011)
## Narrative

Employee claims that when he got up in the morning his back was sore. He had been working on the screens in a wet dust collector (Finish Grind) and was not sure if this caused the injury. He was treated for a lower back strain.

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