Public rights of way over the bridleways and cycletracks specified in column (2) of Part 1 of Schedule 4 shall be subject to any conflicting use for the purposes of the authorised guided busway of the emergency and maintenance access tracks whose routes those bridleways and cycletracks follow and in the case of the bridleway between the points marked NP1 and NP2 on the rights of way maps, subject to such rights as may be granted or reserved by the undertaker to facilitate continued access to neighbouring land.