# MACHINERY
> MSHA accident `220251710004` · 05/21/2025 · Vulcan Construction Materials, LLC 
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Inhalation of radiations, caustics, toxic and noxious substances
- **Occupation:** Drill operator
- **Activity:** Surface equipment, NEC
- **Injury source:** NOXIOUS MINE GASES,NEC
- **Nature of injury:** POISONING,SYSTEMIC
- **Body part:** BODY SYSTEMS
- **Days lost:** 2
- **Mine experience:** 0.31 years
## Operator
- **Controller:** Vulcan Materials Company
- **Operator:** Vulcan Construction Materials, LLC 
- **Mine:** [4104646](https://api.ai-analytics.org/mine/4104646)
## Narrative

Air conditioner had a major failure and leaked freon fumes into cab of drill for four hours before driller started noticing symptoms. ER was decided upon. Return to work given after 2 days rest. Air conditioner was completely gone over and rebuilt.

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