# HANDLING OF MATERIALS
> MSHA accident `220091560024` · 05/29/2009 · Teck Alaska Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Handling supplies or material
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 19.31 years
## Operator
- **Controller:** Teck Resources Limited
- **Operator:** Teck Alaska Inc
- **Mine:** [5001545](https://api.ai-analytics.org/mine/5001545)
## Narrative

The rapid mix tank upcomer plugged up and we needed to use an air lance to unplug it.  While doing so the operator strained his back lifting and lowering the lance in/out of the upcomer.

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