# MACHINERY
> MSHA accident `220092660022` · 09/16/2009 · Martin Marietta North Texas Cement, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Welding or cutting
- **Injury source:** MACHINE,NEC-WELDR,OFC MAC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 7.54 years
## Operator
- **Controller:** Texas Industries Inc
- **Operator:** Martin Marietta North Texas Cement, LLC
- **Mine:** [4100071](https://api.ai-analytics.org/mine/4100071)
## Narrative

Employee was leaning over the catwalk welding a fan frame at #2 Pier on #5 Kiln and strained his back.

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