Power to construct and maintain scheduled works
4. (1) The Council may construct and maintain the scheduled works.
(2) Subject to article 6, the scheduled works shall be constructed in the lines or situations shown on the works plans and in accordance with the levels shown on the sections.
(3) The railway authorised as Work No. 1 shall not be opened to traffic until the Council has completed the construction of the acoustic bund authorised as Work No. 5 and has provided the acoustic barrier between points C and D on sheet 7 of the works plans.