Section 1.
Work No. 1—Construction of a barrage across the mouth of Cardiff Bay, incorporating a roadway (with associated retaining walls), a lock or locks with lock gates and control building or buildings and movable bridge or bridges, water control sluices and gates and fish passes, commencing with the existing cliff beach and foreshore on the south side of the bay at grid reference ST 18926 72436 and terminating by a junction with the existing dock wall and pitched slope on the north side of the bay at grid reference ST 19334 73454.
Work No. 2—Construction of a promenade, comprising a pedestrian and cycle route along the foreshore beneath Penarth Head, commencing with the concrete sea defence works to the promenade at Penarth at grid reference ST 18964 71389 and terminating with the existing cliff beach and foreshore beneath Penarth Head at grid reference ST 19067 72328.
Work No. 3—Construction of an outer harbour, commencing at grid reference ST 19032 72312 and terminating at grid reference ST 19130 72598, consisting of solid or screen breakwaters or other immobile structures.
Work No. 4—Construction of breasting dolphins, comprising tubular piles, pile caps and fendering system, in a line commencing in the turning-basin adjacent to the Queen Alexandra Dock approach channel at grid reference ST 19238 73056 and terminating off the north lead-in wall to the Queen Alexandra Dock entrance at grid reference ST 19367 73210.