(10) WO 2013/019134 A1
(22) 1 September 2011 (01.09.2011)
(43) 7 February 2013 (07.02.2013)
(57) The invention relates to a building structure comprising composite floor slabs and pre-cast wall panels. The floor slabs comprise a styrofoam block (I) having longitudinal (2) and transverse channels (3) cut into an upper surface, the channels are provided with reinforcement and spacers therefor and are filled to first depth with concrete. Such a pre-cast slab may be transported to a building site and the floor structure finished by applying a reinforcing mesh and additional concrete. The pre-cast...