3.—(1) The Trust may, in the situations and lines and within the limits of deviation for Work No. 1 and according to the levels shown on the deposited plans and sections, carry out and maintain the following improvement work:—
Work No. 1: A quay of solid construction occupying the area bounded by a line on the plan with one long and two short dashes starting at point W1 (310026 970242) and travelling in straight lines via point W2 (310143 970326), W3 (310193 970281), W4 (310193 970276), W5 (310094 970204), W6 (310082 970220), W7 (310044 970195) and returning to point W1, with berthing faces and with a reclamation of the seabed by infilling, levelling and surfacing.
(2) The Trust may, within the limits of deviation for Work No. 1, maintain, renew, reconstruct and alter the works temporarily or permanently.