# HANDLING OF MATERIALS
> MSHA accident `220050110011` · 12/25/2004 · Asarco 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:** PUMPS,FANS,COMP,ENG,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 12.88 years
## Operator
- **Controller:** Grupo Mexico S A B de C V
- **Operator:** Asarco LLC
- **Mine:** [0200150](https://api.ai-analytics.org/mine/0200150)
## Narrative

EMPLOYEE DID PREVENTIVE MAINTENANCE ON EQUIPMENT (#14 PUMP), FELT PAIN IN LOWER BACK AS HE WAS CHANGING A VALVE.  EMPLOYEE DID NOT SEEK MEDICAL TREATMENT UNTIL 01-05-2005

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