Follow live: Double decker bus crash closes off busy A-road - latest updates

There are reports of a crash between a double decker bus and a car on a busy road outside High Wycombe. 

The A4128 Valley Road is closed between the Prestwood turn off and Hughenden Park, with police on scene. 

The road has been shut since around 3.45pm, according to traffic reports. 

An Arriva spokesman confirmed the incident involved one of their buses but could not provide any further information at this stage. 

The road is part of the company's 300 route between Aylesbury and High Wycombe. 

There are also reports there has been a separate crash on the same road involving a motorbike and a motorhome. 

The emergency services have been contact for more details. 

More as we get it.