1. As compression is mainly taken by concrete and tension by steel,so the combination is very economical.
2. It can can be easily made since materials are easily available almost everywhere.
3. It can be moulded to any shape and size.
4. It is water resistant,when rich and well proportioned mixes are used.
5. It is impermeable to moisture.
6. It does not require any painting.
7. It is not attacked by termites.
8. It is fire resisting and also earthquake resisting.
9. Its maintenance cost is very low.
