# FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
> MSHA accident `220171360018` · 05/10/2017 · Luminant Mining Company LLC 
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Vistra Energy
- **Operator:** Luminant Mining Company LLC 
- **Mine:** [4104085](https://api.ai-analytics.org/mine/4104085)
## Narrative

A highwall slough occurred in the C Area Pit.  The section of highwall that sloughed was approximately 300 feet wide and material went about halfway across the pit floor.  No miners were working in the immediate area, but miners who were working in the pit, north of the slough were withdrawn.  

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