# EXPLODING VESSELS UNDER PRESSURE
> MSHA accident `220153130032` · 11/06/2015 · Heidelberg Materials US Cement LLC
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** EXPLODING VESSELS UNDER PRESSURE
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [1200063](https://api.ai-analytics.org/mine/1200063)
## Narrative

On 06 November 2015 at/about 9:20 AM Coal Conveying Blower locked up burning belts off, blower motor remained running. This resulted in pressure build up that caused pressure relief devices (Rupture Disks) to blow off releasing built up pressure.  No injuries were incurred when incident occurred or during repair activities.  

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