The A428 upgrade work in England was awarded in 2021 to create a 16km dual carriageway to improve journeys between Milton Keynes, Bedford and Cambridge, near London.
The UK's BECD will allow precise calculation of the embodied carbon in all elements of a project, rather than an estimated single value for an overall project.
National Highways’ Road Investment Strategy for England’s strategic roads has committed to upgrading many the remaining single carriageway sections of the A303.
