1- Very heavy members 2- Camber in beams and slabs 3- Very small margin for error 4- Connections may be difficult 5- Need bracing during on-site erection of structure6- somewhat limited building...
Advantages of Pre-cast Concrete- Pre-cast concrete slabs are usually the correct size as it is manufactured off site.- Pre-cast concrete saves a lot of time on site as it is manufactured off site.-...
Quality control would be high on the list, for concrete may be made with minimum water under factory conditions. Concrete pipes for example are made from aggregate that appears only slightly damp! -...
precast concrete is delivered to the jobsite finished, not poured on site, floors walls and stairs can all be precast. front steps on homes are often precast.