There is no 'standard' size for a house. The thickness of the slab depends on the state building code, local building codes, soil, and whether the house is single or multiple story. Most typically...
It would depend on what country you lived in, as housing varies greatly across cultures. In North America, an average house is between 800 and 1500 square feet, not counting extra floors.
Although the dimensions of a house will vary between designs, there are some dimensions to consider. For a typical home design there will be eight foot ceilings in the living area. Some homes may...
Wheelchairs need a minimum 32" door for a straight in approach. If the doorway is located in the typical hallway and requires turning a wheelchair, you'll need a 36" door.