Drivers will face further delays on the A414 North Orbital Road while the carriageway nearest to St Albans is resurfaced.
The eastbound carriageway between Watling Street and the London Colney roundabout will be closed between 9pm and 5am from Monday, August 20 to Saturday, August 25.
This is after roadworks on London Colney roundabout to install new traffic lights.
Have you been affected by the congestion? Tell us your story! Email hertsad@archant.co.uk or ring 01727 863546.
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 The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.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