Building Construction
Raft foundation are generally preferred to when the area required for individual footing, is more than

40% to total area
25% to total area
50% of total area
30% of total area

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Building Construction
Which one of the following factors is considered for the orientation of buildings?

The extent up to which the sunrays penetrate with the verandah
The direction of the prevailing winds in the area
The exposure of the walls and roof of the buildings to the rays of sun
All listed here

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