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This data is from the European Hydrogen Incidents and Accidents database HIAD 2.1, European Commission, Joint Research Centre.

Release from a Wagon Transporting Liquid Hydrogen
A leak occurred on the safety valve of a train wagon transporting liquid hydrogen wagon. The train was composed of 10 wagons. The train was stopped on the railway several hours to allow depressurization of the wagon. Train circulation was interrupted. A safety zone is set up and two gate-keepers are evacuated. Travelers travelled further by buses.
Event Date
August 25, 1992
Record Quality Indicator
Region / Country
Event Initiating System
Classification of the Physical Effects
Nature of the Consequences
Facility Information
Application
Specific Application Supply Chain Stage
Components Involved
Wagon, liquid hydrogen tank
Storage/Process Medium
Location Type
Location description
Railway Line, Countryside
Operational Condition
Pre-event Summary
A leak occurs on the safety valve of a liquid hydrogen wagon.
Currency
Event Nature
Emergency Action
A leak occurs on the safety valve of a liquid hydrogen wagon. The train is composed of 10 wagons. The train is stopped on the railway several hours to allow degassing of the wagon. Train circulation is interrupted. A safety zone is set up and two gate-keepers are evacuated.Travellers are transported by buses.
Release Type
Release Substance
Hydrogen Release Concentration (%)
100.00
Detonation
No
Deflagration
No
High Pressure Explosion
No
High Voltage Explosion
No
Source Category
References
References

Event description in the French database ARIA
https://www.aria.developpement-durable.gouv.fr/accident/3814/
(accessed December 2020)

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