Abstract Deep beams made of reinforced concrete with a hollow core feature longitudinal openings along the length of their span and have many advantages. The longitudinal openings in the hollow reinforced concrete beams ...

ABSTRACT The solar water heater system (SWHS) is a well-known renewable energy technology that has gained a lot of global attention. The main drawback of such a system that it This work introduces an approach to ...

ABSTRACT Expansive soils are soils that have a tendency to undergo significant changes in volume due to variations in moisture content. The volume changes in expansive soils may result in heaving and cracking that lead ...