UPDATE 1106hrs
Police have informed NMCC that Whitehall will be closed in both directions between Trafalgar Square and Parliament Square.
Route 11,24 From Victoria Street, R Great Smith Street, A Marsham Street, L Horseferry Road, A Lambeth Bridge, L Lambeth Palace Road, L Westminster Bridge, R Victoria Embankment, L Northumberland Avenue, A Trafalgar Square to line of route in both directions.
Routes 12,159,453 from Westminster Bridge Road, R York Road, L Waterloo Bridge, L Strand, A Trafalgar Square to line of route in both directions.
Routes 15,24,29,91 curtailed to Charles I Roundabout.
Route 88 from Marsham Street, R Horseferry Road, A Lambeth Bridge, L Lambeth Palace Road, L Westminster Bridge, R Victoria Embankment, L Northumberland Avenue, A Trafalgar Square to line of route in both directions.
Route 148,211 From Victoria Street, R Great Smith Street, A Marsham Street, L Horseferry Road, A Lambeth Bridge, L Lambeth Palace Road, R Westminster Bridge Road to line of route in both directions.
Routes Affected: 3, 11, 12, 24, 29,87, 88,91,148, 159, 211, 453
1050hrs
Parliament Street and Parliament Square have been blocked in both directions due to a demo.
Routes 3,87 curtailed to Lambeth Bridge
Diversion Reference D38250