# POWERED HAULAGE
> MSHA accident `220121310022` · 04/01/2012 · Thunder Basin Coal Company LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** POWERED HAULAGE
- **Accident type:** Struck against a moving object
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Haulage or Dump truck
- **Injury source:** HGHWY ORE CARIER,LRGE TRK
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 7.1 years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Thunder Basin Coal Company LLC
- **Mine:** [4800977](https://api.ai-analytics.org/mine/4800977)
## Narrative

Overburden was dumped from a haul truck when the box hit the end of the hoist cylinder stroke unusually hard.  This jarred the operator which resulted in low back pain.  The technician continued to work and on May 4 he received an epidural injection to relieve his back pain.

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