# MACHINERY
> MSHA accident `220172700022` · 09/25/2017 · ERP Federal Mining Complex, LLC.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** LW Propman, Propman helper, Move crew if LW, Move-up man, Jacksetter, Advanceman LW helper
- **Activity:** Advance roof support-longwall
- **Injury source:** LONGWALL SUPT,JKS & CHOCK
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 32
- **Mine experience:** 5.85 years
## Operator
- **Controller:** Virginia Conservation Legacy Fund (VCLF)
- **Operator:** ERP Federal Mining Complex, LLC.
- **Mine:** [4601456](https://api.ai-analytics.org/mine/4601456)
## Narrative

Employee was attempting to lower shield # 118.  The shield failed to function from adjacent controls.  Employee used the in-shield control to lower the shield.  When EE did this, the shield unexpectedly moved forward and shoved EE to the mine pavement.

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