The Serpentine in Hampton has been closed east bound after a three car collision.
The crash happened at about 8.30am this morning (Monday) near Dobbies Garden Centre.
It involved a Honda Jazz, a Vauxhall Astra and a Fiat Punto.
A Cambridgeshire police spokesman said: “The road has been closed between the Serpentine and Phorpres Way.
“It is not thought there were any serious injuries, but an ambulance has been called.”