E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
E04B5/04—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement
E04B5/046—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of concrete or other stone-like material, e.g. asbestos cement with beams placed with distance from another
Hollow-core slab for forming a floor field in which ducts can be incorporated, and method for forming a floor field with ducts using such hollow-core slabs
Procede de construction de batiments industrialises a partir de planchers prefabriques precontraints par des fils adherents dans deux directions perpendiculaires dont l'assemblage, sur des poteaux, est realise en beton arme