1//
fly-ash
concrete

2//
light weight concrete
with recycled plastic

3//
recycled steel fibre
reinforced concrete

4//
recycled aggregate
concrete

1//
one-way
beam and slab

2//
two-way
beam and slab

3//
one-way
flat-slab

4//
two-way
flat-slab

5//
waffle slab

6//
arch and slab

7//
thin shell structure