Paramedics and police were called to a two-car accident just off the M1 at Hemel Hempstead this morning.
It happened just after 8am close to Junction 8 southbound and involved a blue Toyota Yaris and a white Mercedes Estate car.
Two lanes of the road were blocked and both vehicles had to be recovered.
Recovery vehicles arrived at the scene just after 9am.
The drivers suffered ‘minor’ injuries, according to police.