# HANDTOOLS (NONPOWERED)
> MSHA accident `220063490007` · 12/12/2006 · Almatis Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (not powered)
- **Injury source:** WRENCH
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 25.25 years
## Operator
- **Controller:** Almatis Holdings 1 BV
- **Operator:** Almatis Inc
- **Mine:** [0300257](https://api.ai-analytics.org/mine/0300257)
## Narrative

While adjusting #3 Pannivis Filter Head Pulley, employee was tightening the head bolts when he felt burning in lower back.  Employee had been working on equipment for approximately 30 minutes, loosening and tighting bolts in an effort to align the Head Pulley.

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