Recent questions tagged prestressed-concrete-beams

A $250 \mathrm{~mm}$ wide $\times 600 \mathrm{~mm}$ deep rectangular concrete beam is prestressed by means of $4$ high-tensile tendons, each of $14 \mathrm{~mm}$ diameter...

A rectangular cross-section of a reinforced concrete beam is shown in the figure. The diameter of each reinforcing bar is $\text{16 mm}$. The values of modulus of elastic...

A prismatic cantilever prestressed concrete beam of span length, $L = 1.5 \text{ m}$ has one straight tendon placed in the cross-section as shown in the following figure ...

In a pre-stressed concrete beam section shown in the figure, the net loss is $10 \%$ and the final pre-stressing force applied at $X$ is $750$ kN. The initial fiber stres...

A rectangular concrete beam $250$ mm wide and $600$ mm deep is pre-stressed by means of $16$ high tensile wires, each of $7$ mm diameter, located at $200$ mm from the bot...

A concrete beam prestressed with a parabolic tendon is shown in the sketch. The eccentricity of the tendon is measured from the centroid of the cross-section. The applied...

Which one of the following is categorised as a long-term loss of prestress in a prestressed concrete member?Loss due to elastic shorteningLoss due to frictionLoss due to ...

A $6$ m long simply-supported beam is prestressed as shown in the figure.The beam carries a uniformly distributed load of $6$ kN/m over its entire span. If the effective ...