High Street in Harrow has been closed in both directions between West Street and Church Hill following a collision.
Services 258 and H17 are operating along alternative routes via Lower Road, Bessborough Road, Lowlands Road and Grove Hill in both directions because of the incident.
Passengers travelling towards Watford Junction Railway and Harrow Bus Station will not be able to use stops between ‘Roxeth Hill’ and ‘Harrow School’.
Those heading towards South Harrow Bus Station and Wembley Central Station will find stops between ‘Kenton Road’ and ‘Roxeth Hill’ unavailable.
Transport for London has urged passengers to plan alternative routes, confirm with the driver and allow additional time for their journey.
The collision was first recorded on AA Maps at 2.26pm.
A Met Police representative has stated that the incident resulted in property damage only and no-one was hurt.
The closure has now been removed and traffic is moving normally.