The anti-clockwise exit sliproad for Waltham Cross on the M25 has been closed after a vehicle fire.
Highways England is warning motorists to avoid the exit and to continue on to Potters Bar to leave the M25.
The anti-clockwise carriageway is also being held to allow trapped vehicles to leave the sliproad.
Highways tweeted: “The M25 J25 anti-clockwise exit is CLOSED due to a vehicle fire.
“Please continue to J24 and return if you wish to exit.”
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