Correspondence. Distribution of Tensile Stress in Beams

WHILE many advantages of pre-stressed concrete beams over the ordinary reinforced concrete beam, such as reduction of deflections, lighter construction, greater safety against cracks, and possibilities for precast work, have been recognised, there is a widespread fear among engineers that these advantages may be lost due to a considerable loss of prestress in course of time. Uncertainty is also felt about the exact effects of pre-stressing on a normal reinforced concrete beam. Dr. K.L. Rao

Action of the plane polariscope-Behaviour of stressed material in polariscope -Isochromatic and isoclinic lines-The determination of the separate principal stresses- Optical system of a typical polariscope. A.W. Hendry

Niamh McCloskey reflects on her personal experience of the challenging reality of returning to work after maternity leave, questioning whether workplaces truly support women in this transition and highlighting how, with the right support and recognition of the new perspectives and skills that motherhood can bring, we can retain mothers and allow them to thrive in underrepresented industries.