Advantages
1- Formwork is simple.
2- Shear reinforcement is not required at the columns.
3- Beams are not used (Therefore underfloor services outside the drops are simple).
4- Room layout becomes flexible.
. Partition walls can be set anywhere wanted.
. Windows can be extended up to the underside of the slab.
. No beams are present to disturb the circulation of air and light.
5- Building height can be reduced as beams are not used.
. Reduce the foundation load.
6- Construction period is less.
. Formwork being simple.
.Reinforcement being easy to be placed.
7- The auto sprinkler is easy.
Disadvantages
1- Has a medium span time.
2- Not suitable for brittle masonry partition supporting.
3- The thickness of the slab is high.
4- Middle strip deflection is important.
