Event
- Event ID
- 993
- Quality
- Description
The hydrogen leak occurred on a lorry travelling on a motorway. According to Highways England the vehicle was carrying nine cylinders of gas, one of which had a crack and was leaking. The only way to allow it to safely disperse was to let it vent.
An exclusion zone was set up around it and the road closed. The incident led to delays of up to 90 minutes during rush hour.- Event Initiating system
- Classification of the physical effects
- Unignited Hydrogen Release
- Nature of the consequences
- leak no ignition
- Macro-region
- Europe
- Country
- United Kingdom
- Date
- Component involved
- CGH2 tube (trailer)
- Failure mode
- rupture, no ignition
- Initiating cause
- unknown
- Root causes
- Unknown
- Date entry in HIAD
- 01/01/2024
Facility
- Application
- Hydrogen transport and distribution
- Sub-application
- CGH2 tube trailer
- Hydrogen supply chain stage
- All components affected
hydrogen trailer, compressed hydrogen cylinder
- Process temperature range [C]
- ambient temperature (-50°C to +50°C)
- Process pressure range [MPa]
- medium to high pressure (10 to 50 MPa)
- Location type
- Open
- Location
- highway or similar
- Operational condition
Emergency & Consequences
- Number of fatalities
- 0
- Number of injured persons
- 0
In-depth data
- Release type
- gas
- Involved substances (% vol)
- H2 100%
- Release temperature [°C]
- 25
- Probable IGNITION SOURCE
References
- Sources categories
- News
- Reference & weblink
BBC news of 20 Feb 2020
https://www.bbc.com/news/uk-england-tyne-51570185
(accessed Nov 2021)Hartlepool Mail news of 20 February 2020
