# FALL OF ROOF OR BACK
> MSHA accident `220172650024` · 09/19/2017 · Iron Cumberland 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:** Alpha Metallurgical Resources Inc
- **Operator:** Iron Cumberland LLC
- **Mine:** [3605018](https://api.ai-analytics.org/mine/3605018)
## Narrative

A roof fall occurred on the headgate in front of the gate shields of the 67 Headgate longwall.  The roof fell above the six foot primary support roof bolts.  The roof failed due to irregular geological conditions in the strata above the primary roof support.  

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