Work No. 13E—U.K.Diversion of byway MR401, commencing by a junction with the byway at a point 160 metres south of its junction with Lower Warren Road, passing southwards over the railway (Work No. 13) in tunnel, then south-westwards and south-eastwards and terminating by a junction with byway MR401 at a point 225 metres south of that commencement;