OBJECTIVES OF THE STUDY The objectives of this study are: ● To study the compressive strength and tensile strength strength development of concrete made with utilization of black sand as fine aggregates. ● To determine the compressive and tensile strength of concrete with different percentages of black sand as fine aggregates as partial replacement. ●To investigate the development of Concrete Strength using blacksand as a fine aggregates and also trial mixes by replacing 25, 50, 75, and 100 percent of the weight of river Sand by blacksand. ●To compare blab la bla …..