4 Rights of statutory undertakers etc
1 The rights of statutory undertakers, sewerage authorities and the Post Office to place and maintain apparatus in, under, over, along or across a highway shall, in relation to a supported walkway, be restricted as follows, that is to say—
(a) the rights aforesaid to place apparatus in, under, over, along or across the walkway may only be exercised subject to the consent of the highway authority and the building owner, and
(b) the rights aforesaid to maintain such apparatus may only be exercised subject to any conditions or restrictions accepted by the person placing apparatus as part of the arrangement under which the consent to place the apparatus was given,
and the statutory provisions applicable to the placing and maintenance of apparatus in exercise of such rights shall have effect subject to the provisions of this paragraph.
2 Nothing in the foregoing provisions of this Regulation shall affect the rights of statutory undertakers, sewerage authorities or the Post Office to place and maintain apparatus in, under, over, along or across land which does not form part of a highway, or their power to acquire such rights, and the rights and power referred to in this paragraph shall apply in relation to a supported walkway as if it were not a highway.