LIGHTWEIGHT CONCRETE AND CONCRETE FOR BRIDGE FLOOR SLAB

摘要

PROBLEM TO BE SOLVED: To provide lightweight concrete having excellent flexural strength, flexural shear strength and fatigue strength and also to provide bridge floor slab concrete.;SOLUTION: This lightweight concrete consists of steel fiber, cement, fine aggregate and further preferably coarse aggregate that is lightweight aggregate, and has ≤2.1 kg/m3 mass of unit volume. This bridge floor slab concrete comprises the lightweight concrete.;COPYRIGHT: (C)2002,JPO