Drivers can expect long delays on the M1 this morning due to a crash involving a motorbike.

There was an accident Northbound between J6 A405 in North Watford and Bricket Wood and J5 A41 North Western Avenue and Stephenson Way, in Watford.

This resulted in congestion on the A405 North Orbital Road to B4630 Watford Road at the Shell Roundabout and on M1 to J10 A1081 Airport Way, at Luton Airport Spur Road.

All lanes have now been re-opened.

It is not yet known how many vehicles were involved or if any injuries were sustained.