# EXPLODING VESSELS UNDER PRESSURE
> MSHA accident `220260820012` · 03/17/2026 · CEMEX Construction Materials Pacific, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** EXPLODING VESSELS UNDER PRESSURE
- **Accident type:** Struck by flying object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Handling supplies or material
- **Injury source:** BOILR,PRES VSL,AIR HOS,OX
- **Nature of injury:** OTHER INJURY,NEC
- **Body part:** EYE(S) OPTIC NERVE/VISON
- **Days lost:** 0
- **Mine experience:** 1.1 years
## Operator
- **Controller:** Cemex S A
- **Operator:** CEMEX Construction Materials Pacific, LLC
- **Mine:** [0405701](https://api.ai-analytics.org/mine/0405701)
## Narrative

The employee responded to a high-temperature alarm on the impactor crushers displayed on the HMI. As part of normal correction, the employee proceeded to the impactor building to activate the air horns for each impactor unit. The employee then proceeded to BIC2 and opened the air horn valve. A loose hose end became pressurized and struck the employee in the left eye.

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