A pretensioned concrete beam, 100mm wide and 300mm deep in prestressed by straight wires and modulus of elasticity of st…

A cylindrical concrete tank, 40m external diameter is to be prestressed circumferentially by means of a high strength st…

The initial prestress in concrete with ongoing time undergoes?

A concrete beam is prestressed by a cable carrying an initial prestressing force of 300kn, area is 300mm2. Calculate the…

The rate of shrinkage is higher at _______

How many types of loss in prestress are observed in post tensioned members?

A post tensioned concrete beam 200mm wide and 450mm deep, of span 10m, initial stress of 840n/mm2 is available in the un…

The loss of stress in steel due to elastic shortening or deformation is ________