# FALL OF ROOF OR BACK
> MSHA accident `220172270027` · 08/04/2017 · 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 accident occurred @ approximately 2120 hours on 08/04/2017. The roof fall occurred on #3 section in the #5 heading in-by spad #8115 on the left side lift of the MRS which pulled a few of the Rib line bolts. This fall did not impede escape travel ways and did not effect ventilation.

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