# MACHINERY
> MSHA accident `220070650024` · 02/05/2007 · Freeport-McMoRan Morenci Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Welder (shop)
- **Activity:** Welding or cutting
- **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:** 0.94 years
## Operator
- **Controller:** Phelps Dodge Corp
- **Operator:** Freeport-McMoRan Morenci Inc.
- **Mine:** [0200024](https://api.ai-analytics.org/mine/0200024)
## Narrative

Steel plate was pressed down and tacked in place. Employee then took position on top of plate to continue welding. While sitting on plate performing job duties, the tacks failed causing a sudden release of stored energy jarring employees lower back. EMPLOEE DID NOT START FEELING PAIN UNTIL 2/20/07 AND REQUESTED TO BE TAKEN TO THE CLINIC.

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