Sudbury Police say a pedestrian suffered extensive injuries after they were hit by a vehicle on the Kingsway this morning.

The collision happened in the Third Avenue area and both lanes heading to Coniston are closed.

Motorists travelling down the Kingsway towards Coniston will be rerouted down Third Ave to use back roads, transports will be sent back to Falconbridge.

Drivers coming from Coniston towards town will be rerouted down Levesque St.

The roadway will be closed for a prolonged period of time while the Traffic Unit investigates the collision.