# HANDTOOLS (NONPOWERED)
> MSHA accident `220112930017` · 10/15/2011 · Active Minerals International LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Over-exertion NEC
- **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:** 1.04 years
## Operator
- **Controller:** Active Minerals Inc
- **Operator:** Active Minerals International LLC
- **Mine:** [3800157](https://api.ai-analytics.org/mine/3800157)
## Narrative

Lower Back Strain - Employee was attempting to adjust the jack bolt on the lower end of Mll #1 with a 48"" pipe wrench in a sitting position and over stressed his back.

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