COMPACTING FACTOR TEST APPARATUS

Compaction Factor Test – Workability of Concrete

Compaction Factor Test - Workability of Concrete Compaction Factor Test is designed in such a way that it can be used only in laboratory but...
hand mixing of concrete

Hand Mixing Of Concrete

Hand Mixing Of Concrete The process of mixing the various ingredients of concrete by manual labour, is called hand mixing of concrete. Hand mixing of...

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...

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...

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...

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...

Guniting or Shotcrete or Shot Concrete

Guniting or Shotcrete Guniting or Shotcrete: An intimate mixture of cement, sand (or fine aggregate) and water is forced or ejected through a cement-gun and...

Cold Weather Concreting- Concreting in Cold Weather

Cold Weather Concreting During Cold weather concreting, the rate of hardening and setting of concrete is very much retarded when the temperature falls below 21...
Curing of Concrete

Concrete Curing – Methods – Curing of Concrete

Concrete Curing - Methods - Curing of Concrete What is Curing: It may be defined as the operation of keeping a freshly placed concrete moist during...