Building Construction
The range of spread from the wall base to outer edge of a brick work foundation does not exceed

1/2 horizontal to 1 vertical
1 horizontal to 1 vertical
2/3 horizontal to 1 vertical
2 horizontals to 1 vertical

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Building Construction
Negative skin friction

Neither (A) not (B)
Is a downward drag acting on a pile due to downward movement of the surrounding compressible soil relative to the pile
Both (A) and (B)
Develops due to lowering of ground water

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Building Construction
Depth or height of the arch is the

Vertical distance between springing line and intrados
Perpendicular distance between intrados and extrados
Perpendicular distance between springing line and extrados
None of these

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