Work No. 36D—U.K.A road, forming the exit slip road from the westbound carriageway of the M2 (Work No. 33B) at Junction 2, commencing at the western junction roundabout (part of Work No. 36E), passing south-eastwards under the railway (Work No. 13), under Rochester Road (Work No. 36F) and the cycle track (Work No. 36G) and over the London and Chatham Railway and terminating by a junction with the westbound carriageway (Work No. 37B) at a point 160 metres south-east of that railway, including a bridge over the London and Chatham Railway;