ROOFING SLAB Russian patent published in 1997 - IPC

FIELD: construction engineering. SUBSTANCE: this relates to multiple-core roofing slabs with prestressed reinforcement. Supporting sections of slab have trough-shaped and flat reinforcement members made from single reinforcement rod. Mounting loops, insert and connecting parts are made respectively by ends of aforesaid parts and located in recesses of slab corners which are to be connected with anchors in walls and with adjacent slabs. Then recesses are filled with concrete. This reduces labour intensity and amount of metal needed for reinforcement and connecting parts. EFFECT: high efficiency. 2 dwg