Minimum grade of concrete to be used in reinforced concrete as per IS: 456-1978 is

The permissible diagonal tensile stress in reinforced brick work is

The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is

In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively

The relation between modulus of rupture f<sub>cr</sub>, splitting strength f<sub>cs</sub> and di…

As compared to ordinary portland cement, use of pozzuolanic cement

Ratio of permissible stress in direct compression and bending compression is

Prestress loss due to friction occurs