Hot Weather Concreting – Concreting in Hot Weather

Hot Weather Concreting Hot Weather Concreting in tropical countries, such as India, air temperatures may rise up to 40-50 deg. C. during summer months. Such...

Concrete Shrinkage – Shrinkage of Concrete

Concrete Shrinkage - Shrinkage of Concrete Concrete shrinks during setting and drying due to hydration of cement and produces shrinkage cracks. The drying shrinkage increases...

Slump Cone Test and its Advantages – Limitations

Slump Cone Test and its Advantages - Limitations Although, the slump cone test is not entirely satisfactory since it gives widely varying results and also...

Concrete Bleeding – Bleeding of Concrete

Concrete Bleeding - Bleeding of Concrete Concrete bleeding is the appearance of a watery scum (also called laitance) on the surface of a concrete after...

Concrete Segregation – Segregation of Concrete

Concrete Segregation - Segregation of Concrete It is the separating of the coarse aggregate from the rest of the mix or the separating of the...

Sea Water for Mixing Concrete

Sea Water for Mixing Concrete It is advisable, as stated above, to use clean water fit for drinking purposes for making cement concrete. However, at...

Rapid Hardening Cement

Rapid Hardening Cement Rapid Hardening Cement, as the name indicates these type of cement gains high strength in early days. But, the initial and final...

High Density Concrete

High Density Concrete High density concrete is a concrete having a density in the range of 6000 to 6400 kg/cu.m. High density concrete is also...

Concrete Blocks

Concrete Blocks (1) Raw materials used in Concrete Blocks : The materials required for the production of the concrete blocks are aggregates, cement and water....