# FALL OF ROOF OR BACK
> MSHA accident `220172930028` · 10/09/2017 · Greenbrier Minerals, LLC
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Coronado Coal LLC
- **Operator:** Greenbrier Minerals, LLC
- **Mine:** [4609319](https://api.ai-analytics.org/mine/4609319)
## Narrative

A non-injury roof fall occurred on the #3 section at approximately 22:00 on 10/9/17. The fall occurred in the neutral #3 entry in the intersection of Spad 8709 nine cross cuts outby the feeder line. The fall measured approximately 20' x 20' just above anchorage of 48"". There were no persons affected and the area has been timbered, cribbed and dangered off.

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