612635 M4 J18-19 Incl J18 Entry & Exit Slip WB MP 163.0 - 172.4

The works comprise: - Resurface the site with 50mm TSCS and at some isolated locations 100 to 360 mm treatment proposed where structural deficiencies are observed. - Targeted Binder Course and Base Course have been included to address structural defects, isolated cracks, loop locations and rutting areas. - Works will also include the reinstatement of road markings, road studs, node markers, traffic /weather loops and the removal of TBM material.