# FALL OF ROOF OR BACK
> MSHA accident `220230860006` · 03/23/2023 · Knight Hawk Coal, 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:** CBR Investments, LLC; CBR Investments II, LLC
- **Operator:** Knight Hawk Coal, LLC
- **Mine:** [1103147](https://api.morvs.ai/mine/1103147)
## Narrative

A roof fall measuring 20'x20'x8' in height occurred at this operation.  Location is 4E/4S/3ME 50+40 line room 5 1+20.  No one was injured and ventilation was not compromised.

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