Concrete Technology and Design of Concrete Structures
In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of span The correct answer is

both (ii) and (iii)
only (ii)
only (i)
both (i) and (iv)

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Concrete Technology and Design of Concrete Structures
The critical section for finding maximum bending moment for footing under masonry wall is located

at a distance equal to effective depth of footing from the edge of the wall
at the middle of the wall
at the edge of the wall
halfway between the middle and edge of the wall

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