Materials required for building with standards like water absorption, water cement ratio,compressive strength like bricks, stones etc
Housing is one of the basic needs of human life. Buildings are part and parcel of human activities including living, entertainment, shopping, office, factories and so on. Therefore, buildings should be safe against natural and man-made disasters, comfortable, user friendly and durable. To ensure these requirements, building construction should be done as per following steps:
1. Preparation of architectural design.
2. Preparation of structural design.
3. Preparation of plumbing, electrical and fire safety design.
4. Building construction as per the designs mentioned .
Safety and durability of a building depends on the quality of structural design as well as quality of construction.
In the urban area of our country, Reinforced Concrete (RC) structure is the most popular construction method. In this method the structure of the building is constructed by casting of foundation, columns, beams and slabs with concrete and reinforced with steel reinforcing bars. In RC construction, the following materials are used:
1. Steel reinforcing bars.
2. Cement.
3. Crushed stone/ brick and sand.