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Clean Hydrogen Partnership

Release from a hydrogen cylinders truck

Event

Event ID
1082
Quality
Description
A truck-trailer carrying compressed hydrogen cylinders stopped on an highway and reported a hydrogen leaking from the cylinders. The highway was immediately closed in both directions. When the fire brigade arrived, the truck had stopped on a hard shoulder, and the driver had already left his vehicle. A pipe was reported to be leaking hydrogen. Fire-fighters closed a valve on the affected cylinder group to stop the leak.
Event Initiating system
Classification of the physical effects
Unignited Hydrogen Release
Nature of the consequences
Macro-region
Europe
Country
Austria
Date
Main component involved?
Piping (Collector)
How was it involved?
Leak & Formation Of A Flammable H2-Air Mixture
Initiating cause
Impact, Rollover, Crash
Root causes
Unknown (No additional details provided)
Root CAUSE analysis
The INITATING CAUSE was a leak from one of the compressed hydrogen cylinders transported.

The ROOT CAUSE is unknown.

Facility

Application
Hydrogen Transport And Distribution
Sub-application
CGH2 tube trailer
Hydrogen supply chain stage
Hydrogen Transport (No additional details provided)
All components affected
gas cylinders
Location type
Open
Operational condition

Emergency & Consequences

Number of injured persons
0
Number of fatalities
0
Environmental damage
0
Property loss (onsite)
low

Event Nature

Release type
gas
Involved substances (% vol)
H2 100%
Presumed ignition source
No ignition

References

Reference & weblink

Kleine Zeitung News of 10 January 2013 <br />
https://www.kleinezeitung.at/kaernten/lavanttal/4015536/Wolfsberg_Wasse… <br />
(accessed Aug 2023)

PSI Database ENSAD<br />
https://www.psi.ch/en/ta/ensad<br />
(not online since 2024)<br />

JRC assessment