A1(M) Junction 10, Stotfold Interchange bridge maintenance

We will be carrying out work to the A1(M) junction 10 bridge which carries traffic over Stotfold Interchange. This is an essential bridge maintenance project to keep the structure in safe and serviceable condition.

Start date 15 February 2021
End date 20 September 2021
Cost £2.5 million

Latest updates

  • 10 February 2021

    Road closures and diversions

    These are the planned closures we need to perform our work and the diversions we will put in place:

    Northbound between junctions 9 and 10 closure 

    Northbound full closure between A1M Junction 9 and Junction 10 (8pm to 6am)

    Dates:

    Monday 22 February to Wednesday 24 February 2021
    Monday 14 June to Wednesday 16 June 2021
    Monday 28 June to Wednesday 30 June 2021
    Monday 6 September to Wednesday 8 September 2021

    Diversions:

    Traffic will leave the A1(M) at junction 9, join the A505, the B656 and the A507, to re-join the A1(M) at junction 10.

    Diversion map:

    A1M Northbound at junction 10

    Date:

    Friday 17 September to Monday 20 September 2021

    Weekend closure, (8pm Friday to 6am Monday)

    Diversion:

    Northbound traffic will use the exit slip and re-join the A1(M) using the junction 10 entry slip.

    Diversion map:

    Junction 10 southbound closure

    Southbound full closure between Biggleswade North Roundabout and A1M Junction 10 (8pm to 6am)

    Dates:

    Monday 1 March to Wednesday 3 March 2021
    Tuesday 22 June to Saturday 26 June 2021
    Wednesday 8 September to Friday 10 September 2021
    Monday 13 September to Tuesday 14 September 2021

    Diversions:

    Traffic will leave the A1 at the Sandy Roundabout, join the A603, the A421 and the A6, to join the A507 and re-join the A1(M) at junction 10.

    Diversion map:

    A1(M) northbound and southbound at junction 10 (24/7)

    Dates:

    Weekend closure, (8pm Friday to 6am Monday)
    Friday 10 September to Monday 13 September 2021

    Diversions:

    Northbound and southbound traffic will be diverted off at junction 10 to re-join the A1 using the junction 10 entry slip.

    Diversion map:

    Stotfold Interchange (junction 10)

    24/7 lane closures on the interchange

    Dates:

    Tuesday 23 February to Thursday 17 June 2021

    No diversion required.

    Stotfold Interchange full closure (junction 10)

    Full closure of the interchange (8pm – 6am).

    Dates:

    Monday 22 February to Wednesday 24 February 2021
    Tuesday 16 March to Friday 19 March 2021
    Wednesday 24 March to Saturday 27 March 2021
    Wednesday 2 June to Friday 4 June 2021
    Thursday 10 June to Saturday 12 June 2021
    Wednesday 16 June to Friday 18 June 2021

    Diversions:

    Local traffic wanting to travel eastbound on the A507 will be diverted to join the A1 northbound to the Biggleswade Roundabout to return southbound at junction 10 to re-join the A507 eastbound.

    Diversion map:

    Local traffic wanting to travel westbound on the A507 will leave the A1 at junction 10 to join the A507, B656, A505, Norton Way South, Norton Way North and Norton Road to re-join the A507 westbound at junction at Stotfold.

    Diversion map:

Project information

Overview

Work will include replacing the parapets, waterproofing the structure and resurfacing of the bridge.

Where possible we will use permanent lane closures with speed restrictions to complete this work

This work will improve safety, the road surface and service life of the bridge.

Documents

Traffic information

Information about scheduled roadworks and events on our motorways and major roads.

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