Nowadays the building is completed in concrete , prestressed concrete, steel, plastics, foamed glass & bricks.
- First the excavator is dug for the basement. Then the foundation walls below ground level are constructed.
- After this the framework is erected & clothed with various finishing materials & protected by several coats of paint.
- The floors, walls, roofs & other parts of the building must be carefully designed & proportioned.
- The architect must decide what the size of the walls, the floors, the beams, the girders will be & how they will be placed & arranged.
- Every building should be provided with water, electricity, ventilation & heating systems. The water supply & sewerage systems are called plumbing An estimate must be calculated after which the builders , work can be started .
- Among building professions you can come across: carpenter, bricklayer (mason), plumber, electrician, house painter, concrete layer, slater, roofer, welder, fitter, glazier & many more.
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