The reinforced concrete 'slab on ground' flooring system for the 2 storey dwelling detailed in the plans is to be constructed utilising expanded...

The reinforced concrete 'slab on ground' flooring system for the 2 storey dwelling detailed in the plans is to be constructed utilising expanded polystyrene void formers. The site will be excavated to provide a level 'bench' incorporating cut and fill. Piers will be required to support the slab on an even foundation.

a)        Prepare a sketch of the plan view of the slab indicating the possible location of the piers. You can assume the piers are 300mm in diameter. (