(11) EP 3 517 698 Al
(43) 31.07.2019 Bulletin 2019/31
(57) The invention relates to a floor slab, which is intended to form a flooring deck. The floor slab (26) includes cast concrete and building service systems. The cast concrete includes a ribbed slab (10) and a cast cover (11) closing the ribbed slab (10) in order to form a load-bearing hollow-core structure. In addition, building service systems are arranged in the hollow cores (13) of the hollow-core structure. The invention also relates to a method for forming a flooring deck and a building formed of floor slabs (26).