12/05/2026
๐๐๐ฌ๐ฌ๐๐ ๐ ๐๐ซ๐จ๐ฆ ๐๐๐ญ๐ข๐จ๐ง๐๐ฅ ๐๐ข๐ ๐ก๐ฐ๐๐ฒ๐ฌ
Important roadworks information
A1 Biggleswade North Roundabout to Sandy Roundabout - resurfacing
Resurfacing on the A1 northbound between Biggleswade North Roundabout and Sandy Roundabout is due to be carried out overnight, starting Friday 15 May 2026. We will work between 9pm and 5am, weather permitting.
Closures and diversions
To carry out the work safely, we will need to close the A1 northbound between Biggleswade North Roundabout and Sandy Roundabout and divert traffic as follows:
โข Traffic will be diverted off at A1(M) junction 10.
โข Following the A507 to Clophill Roundabout, taking the third exit onto the A6 northbound.
โข At the Elstow Interchange take the fourth exit on to the A421 eastbound.
โข Exit at the A603 junction. Following the A603 to return to the A1 at Sandy Roundabout where the diversion ends.
Please note emergency vehicles will have access through the works with caution.
If you would like more information, please contact us on 0300 123 5000, or by email at [email protected]
A map of the diversion can be found below.