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Efflorescence on Concrete – Causes, Prevention and Removal

Efflorescence on Concrete – Causes, Prevention and Removal

Efflorescence in concrete is a whitish coloured powdered deposition of salts on the concrete surface that is formed due to evaporation of water from the concrete. It is caused when water soluble salts are present in the concrete material, which ...

Concrete Moisture Test Methods

Concrete Moisture Test Methods

Concrete moisture test is conducted to examine the presence and quantity of moisture in concrete. This is because moisture in concrete cause several problems for instance, discoloration, interrupt polymerization of products, and lead to delamination of bonded coating systems. Therefore, it ...

Inspection and Testing of Ready Mix Concrete

Inspection and Testing of Ready Mix Concrete

Inspection and testing of ready mix concrete is crucial to ensure that all specified conditions meet the acceptable criteria. Ready mix concrete, which produced in batching plant and transported to construction site by truck mounted mixers, are commonly inspected and ...

Various Codes for Construction Material Testing

Various Codes for Construction Material Testing

Various standard codes for testing of construction materials are specified by ASTM international, Eurocodes, IS Codes, BS Codes, etc. These codes specifies testing procedure and methods for concrete, masonry, aggregates, steel, soil and other building materials. Codes and standards are living ...

Difference between Control Joint and Expansion Joint?

Difference between Control Joint and Expansion Joint?

Control Joint in Concrete Control joints in concrete are provided at regular interval to from a weak plane, so that cracks are formed at the joints but not in undesired places. Control joints are provided in concrete pavements, slabs, walls, floors, dams, ...

How to Check Quality in Concrete Construction

How to Check Quality in Concrete Construction

Quality of the concrete plays an important role in the construction field as the concrete is the excessive element in any construction. The strength parameters such as durability, load bearing strength and resistance to environmental factors such as wind, snow ...