Tunnel Category Rating
Tyne Tunnels safety information & category rating.
The Tyne Tunnels are designated as category āDā Tunnels. However further restrictions apply for hazardous loads.
Please refer to the British Toll Tunnels Dangerous Traffic List of Restrictions 14th Edition for further information.
Tunnel Category A
Restrictions
No restrictions for the transport of dangerous goods.
Tunnel Category B
Restrictions
Restriction for Dangerous Goods which may lead to a
Very large explosion
Tunnel Category C
Restrictions
Restriction for Dangerous Goods which may lead to a
Very large explosion
A large explosion
A large toxic release
Dangerous goods restricted in a category B tunnel
Tunnel Category D
Restrictions
Restriction for Dangerous Goods which may lead to a
Very large explosion
Large explosion
Large toxic release
Large fire
Dangerous goods restricted in a category C tunnel.
Tunnel Category E
Restrictions
Restriction for all Dangerous Goods other than UN Nos. 2919, 3291, 3331, 3359 and 3373.
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