3(1)Not less than 56 days before commencing the construction of the specified works, the Secretary of State shall submit to the Railways Board for their approval plans of the works and such further particulars available to him as the Railways Board may, within 28 days of the submission of the plans, reasonably require.E+W
(2)The Railways Board’s approval of plans submitted under sub-paragraph (1) above shall not be unreasonably withheld; and if within 56 days after the submission of the plans the Railways Board have not approved or disapproved them, they shall be deemed to have approved them.