150 days of hardening the composition of composite concrete for placement of a raft slab comprises cement cemi sand stone mixture with particle size to 16 mm water plasticizer lignosulfonate shrinkage reducing additive ethylene glycol and steel fibers of diameter 1 mm and length 60 mm the 1 m 3 of composite concrete comprises kg the mixing of the composite concrete and placing of the composite concrete raft footing slab is the same as in example 1 it is possible to construct a composite concrete raft slab as described to a thickness of 220 mm it is possible to build load bearing columns on the composite concrete raft slab at 3 meter spacing a composite concrete raft slab 220 mm thick is fully jointless without limitation of area technologically the area is unlimited providing at least 1000 j of energy absorption determined in accordance with sia 162 and zero shrinkage after 150 days of hardening the composition of composite concrete for placement of a 70 mm floor slab comprises cement cemiii sand stone mixture with particle size to 16 mm water naphthalene plasticizer shrinkage reducing additive ethylene glycol and steel fibers of diameter 0 8 mm and length 50 mm the ingredients content in 1 m 3 of composite concrete comprises kg the mixing of the composite concrete and placing of the composite concrete floor slab is the same as in example 1 the composite concrete floor slab 70 mm thick is fully jointless without limitation of area technologically the area is unlimited providing at least 1000 j of energy absorption determined in accordance with sia 162 and zero shrinkage after 150 days of hardening.