1(1)The Secretary of State may carry out such works as may be necessary or expedient for the purposes of, in connection with or in consequence of the construction of the scheduled works including, in particular—
(a)landscaping and drainage works,
(b)works involving the alteration of the position of mains and cables, and
(c)works consisting of the provision of new means of access to premises affected by the scheduled works.
(2)Sub-paragraph (1) above—
(a)shall not authorise the carrying out of works outside the limits of land to be acquired, and
(b)shall authorise the carrying out of works outside the limits of deviation for the scheduled works only if the works are carried out on land specified in columns (1) and (2) in Part I of Schedule 2 to this Act for the purpose specified in relation to the land in column (3) in that Part of that Schedule.