Report on High-Strength Concrete

Description The use and definition of high-strength concrete (HSC)has seen a gradual and continuous development over manyyears. In the 1950s, concrete with a compressive strength of5000 psi (34 MPa) was considered high strength. In the1960s, concrete with compressive strengths of 6000 and7500 psi (41 and 52 MPa) were produced commercially. In theearly 1970s, 9000 psi […]