The Concessionaires may, subject to and in accordance with the provisions of this Act, construct and maintain in the borough of Ashford and in the districts of Dover and Shepway in the county of Kent and under the English Channel the works specified in Part I of Schedule 1 to this Act.

The Kent County Council may, subject to and in accordance with the provisions of this Act, construct and maintain in the borough of Ashford the works specified in Part II of that Schedule.

The British Railways Board (referred to below in this Act as the Railways Board) may, subject to and in accordance with the provisions of this Act, construct and (in so far as they do not have power to do so apart from this Act) maintain and operate the works specified in Part III of that Schedule.

The works specified in Parts I, II and III of that Schedule are referred to below in this Act, where no distinction is drawn between them, as the scheduled works, and otherwise as the Concessionaires’ scheduled works, the County Council’s scheduled works or the Railways Board’s scheduled works, as the case may require.

Subject to Part IV of that Schedule (which gives the limits of deviation for the works and also permits deviation from the levels shown on the deposited sections), the scheduled works shall be constructed in the lines or situations shown on the deposited plans and in accordance with the levels shown on the deposited sections.