The design and construction of structural steel portal frame industrial units with provision of office accommodation (shell only), cladding system to external walls and roof, roof-lights, external windows and doors, overhead sectional access doors, dock levellers, internal entrance lobby with staircase, lift and WC facilities together with service yard, car parking and access isles, footpaths, external lighting, drainage including above and below ground attenuation, main incoming services and site landscaping.