The A31 westbound is closed between Hogs Back and Puttenham, causing an hour-long delay on the A3 past Guildford.
This is due to the emergency resurfacing of the road.
There is no access to the A31 from the A3 or out of Guildford from Farnham Road.
Drivers are being diverted via the B3000.
The A3 is congested southbound between the A247 and the A31.
Normal traffic conditions are expected on the A3 between 10.30am and 10.45am.
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here