10Plans to be approved by Secretary of State
(1)Before constructing any of the authorised railways the Executive shall submit to the Secretary of State for his approval plans, sections and particulars of their proposals concerning—
(a)permanent way or track and stations;
(b)tunnels, lifts, escalators and stairways;
(c)signalling;
(d)lighting; and
(e)ventilation.
(2)Any such works shall be constructed and maintained in accordance with plans, sections and particulars approved by the Secretary of State.
(3)Section 37 of the [1989 c. 15.] Electricity Act 1989 (which requires consent for overhead electric lines) shall not apply in relation to an electric line forming part of the authorised railways.