# FIRE
> MSHA accident `220221030019` · 04/02/2022 · CEMEX Construction Materials South, LLC
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FIRE
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Cemex S A
- **Operator:** CEMEX Construction Materials South, LLC
- **Mine:** [4102885](https://api.morvs.ai/mine/4102885)
## Narrative

A locking nut on the screw on coal mill 1 backed out allowing the shaft to float and to rub on the housing. This allowed coke to pass through the gap which was now being heated by friction. This caused the coke to smolder. 

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