Albany Road was closed after two vehicles reportedly collided near Lytham St Annes High School at around 5.35pm today (January 17).
Heavy traffic was building following the smash, with bus services diverting their routes to avoid the congestion.
"Due to a road traffic collision outside Lytham St Annes High we are diverting the service 11," a spokesman for Blackpool Transport said.
"Using Smithy Lane, Heyhouses Lane then back to the normal route on Blackpool road.
"Apologies for any inconvenience."
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