# Mine accident
> MSHA accident `220040290039` · 01/23/2004 · Thunder Basin Coal Company LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** —
- **Accident type:** No Value Found
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** 80
- **Mine experience:** 0.77 years
## Operator
- **Controller:** Ashland Inc
- **Operator:** Thunder Basin Coal Company LLC
- **Mine:** [4800977](https://api.ai-analytics.org/mine/4800977)
## Narrative

EE WAS ASSEMBLING THE RIGHT SIDE ENGINE COVER ON A DOZER.  HE HAD USED A COME-A-LONG TO LIFT THE COVER UP ONTO THE DOZER.  THE COVER SHIFTED AND BUMPED HIM.  THIS CAUSED HIM TO STEP BACKWARDS.  HE FELL BACKWARDS AND FLIPPED OVER THE DOZER ONTO THE FLOOR.  THIS RESULTED IN A BROKEN FEMUR IN HIS LEFT LEG.

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