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
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...
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...