3.—(1) The Company may construct and maintain the scheduled works.
(2) Subject to article 4 below, the scheduled works may only be constructed in the lines or situations shown on the deposited plans and in accordance with the levels shown on the sections.
(3) The Company may carry out within the limits of deviation such other works (of whatever nature) as may be necessary or expedient for the purposes of, in connection with or in consequence of, the construction of the scheduled works.