7.—(1) In relation to an offshore electrical station, each gravity base foundation must not have a footprint at the seabed which is more than 8,011 m2.
(2) In relation to an offshore electrical station, each jacket foundation must not have—
(a)a footprint at the seabed which is more than than 15,855 m2;
(b)more than one pile per leg or more than one suction caisson per leg.