1. The highways which the Secretary of State proposes to construct—
(a)along the route described in Schedule 1 (hereinafter referred to as “the main new trunk road”); and,
(b)along the routes described in Schedule 2 for the purposes of connecting the main new trunk road with other highways at the places stated in that Schedule (hereinafter referred to as “the slip roads”),
shall become trunk roads as from the date when this Order comes into force.