Greater London -Perivale
Queueing traffic on exit slip road on A40 Western Avenue Eastbound at A406 North Circular Road (Hanger Lane Gyratory).
Due to a serious accident on the North Circular,just north of the Hanger Lane Gyratory.
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Luton-born Natalie Crichlow, 44, was visiting family in the West Indies when she was allegedly attacked by an unknown intruder in a bedroom.
Payne said the London event had been cancelled due to bad weather.
Work began on the project ten years ago and it should have been ready last year.