20. That length of the M74 being part of the slip road from the A7071 Bellshill Trunk Road to the northbound carriageway of the M74, from the point where that slip road diverges from the A7071 Bellshill Trunk Road to a point 625 metres or thereby southeast of where that slip road merges with the northbound carriageway of the M74, a distance of 375 metres or thereby.