£5.7M scheme to improve 'concrete carriageway' near M5 in Somerset will begin by early-2022 The money was originally announced in July 2020 16:32, 11 MAY 2021 Updated The concrete carriageway connecting the M5 to the A38 near Wellington (Image: Daniel Mumby) Work to improve the "concrete carriageway" which links a key Somerset town to the M5 motorway will begin by early-2022. The fine details of the scheme, including any prolonged road closures and localised diversions, are still being worked out. But officers have promised the work will begin soon, and will not clash with the ongoing upgrade of Junction 25, which is on course to be finished this summer.