liftslab-construction
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liftslab construction
HB50
form of multistorey building construction in which reinforced or prestressed concrete floor slabs (and a roof slab) with fabricated steel collars are cast at ground level, one on top of the other, around steel or precast concrete columns previously erected to their full height
The slabs are then lifted into position, roof slab first, by hydraulic lifting jacks and firmly connected at the column heads.
HB50
liftslab construction