Southsea Tennis Pavilion - Foundations August 21, 2016 Following demolition KO Plant and Groundworks returned to start work on the foundations. Preparing the oversite before excavating the foundations. Ten grass courts also under construction View fullsize Setting out and excavating the foundations View fullsize Concrete for the mass foundations arrives View fullsize Steel reinforcement being installed on top of mass foundations in preparation for steel reinforcement. Also visible are four foundation pads with holding down bolts to take steel columns.