For several years beginning in 1983, the problem of the durability of concrete structures was a major topic of interest in Japan. The creation of durable concrete structures requires adequate compaction by skilled workers. However, the gradual reduction in the number of skilled workers in Japan’s construction industry has led to a similar reduction in [...]

Light weight concrete

One of the main advantage of conventional concrete is the self weight of concrete. Density of normal concrete is of the order of 2200 to 2600. This self weight will make it to some extend an uneconomical structural material.

Self weight of light weight concrete varies from 300 to 1850 kg/m3.

It helps reduce the [...]