Tunnel category codes for 9 tunnels in Great Britain, and how to write ADR instructions that must be carried in the cab of vehicles carrying dangerous goods.
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Instructions in writing for transporters of dangerous goods
The European agreement concerning the international carriage of dangerous goods by road (ADR) requires specific written instructions (PDF, 108KB) to be carried and made readily available in the cab of any vehicle carrying dangerous goods.
Our ‘ADR instructions in writing guidance’ contains further information about these instructions and the way they must be presented in vehicles carrying dangerous goods in the UK.
ADR tunnel codes from 1 January 2010
Tunnel category codes in our table indicate the restrictions which apply to 9 tunnels in Great Britain in terms of the dangerous goods which you can transport through them. The European Agreement concerning the International Carriage of Dangerous Goods by Road provides more information about the types of dangerous goods that can be transported through different categories of tunnel.
|East India Dock Road||E|
|Heathrow Airport||Between 0400 and 2300: Category E. At other times: Category C|