Powder type of self-compacting concrete (SCC) needs high cement content to achieve self-compactibility, this will be undesirable in tropical climate Sudan due implication hydration heat. This paper investigates reducing up 340 Kg/m3 by blending limestone powder (LSP) 15 % as replacement weight. Therefore, fifteen mixes having maximum (P) 400 have been carried out with four water/powder ratios (...

Abstract Freeze–thaw damage and the lack of aggregate resources have become two major problems facing construction industry. The use recycled to produce concrete has good social economic value. In this study, author used coarse as a substitute for stone mix concrete. order enhance performance concrete, microwave heating modification process was introduced 0.10% volume fraction polypropylene fib...