# EXPLODING VESSELS UNDER PRESSURE
> MSHA accident `220252190028` · 08/06/2025 · Mid Michigan Materials
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** EXPLODING VESSELS UNDER PRESSURE
- **Accident type:** Contact with hot objects or substances
- **Occupation:** Washer operator, Sizing operator
- **Activity:** Machine maintenance
- **Injury source:** WATER
- **Nature of injury:** BURN OR SCALD (HEAT)
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 19
- **Mine experience:** 1.25 years
## Operator
- **Controller:** Chris  Peyerk; James A Jacob
- **Operator:** Mid Michigan Materials
- **Mine:** [2000784](https://api.ai-analytics.org/mine/2000784)
## Narrative

Slurry pump B feeding the wash plant, plugged. After shutting down, the technician opened the pump drain on bottom of the pump housing. Due to the head pressure, water sprayed out of the drain. Since the pump was plugged, the water was extremely hot, burning the technicians arm. The technician was treated for second degree burns on left forearm at the hospital.

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