RCC Structures Design
To ensure uniform pressure distribution, the thickness of the foundation, is

Decreased gradually towards the edge
Increased gradually towards the edge
Kept uniform throughout
Kept zero at the edge

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RCC Structures Design
In a singly reinforced beam

Steel possesses initial stresses when embedded in concrete
Compression is borne entirely by concrete
Plane sections transverse to the centre line of the beam before bending remain plane after bending
Elastic moduli for concrete and steel have different values within the limits of deformation of the beam

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