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...
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...
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...
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...
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 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....
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 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...
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...