Architectural concrete construction needs special care in the selection of materials, forming, placing, and finishing in order to achieve the designated architectural appearance. Architectural concrete stays permanently exposed to view on surfaces of completed structures making important for the contractor ...
Category: Special Concrete in Construction
Special concrete are concrete for special purpose for increased strength and durability for various construction applications.
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Blended Cement – Characteristics, Types and Uses
Blended cement can be defined as uniform mix of ordinary Portland cement (OPC) and blending materials such as silica fumes, fly ash, limestone and slag to enhance its properties for different uses. Blended cement can improve workability, strength, durability and ...
Contraction Joint in Concrete – Their Location and Construction
Contraction 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. Contraction joints are provided in concrete pavements, slabs, walls, floors, dams, canal linings, ...
Dry Mix Process and Wet Mix Process for Shotcrete
Dry mix process and wet mix process are the two methods of shotcrete construction which are based on the time at which the water is added to the mortar or concrete mix. in Dry mix process, water is added at ...
Difference between Self Compacting and Normal Concrete
One of the key differences between the self-compacting concrete (SCC) and normal cement concrete (NCC) is the flowability property of SCC by it’s on weight. Most of the differences shown by SCC is due to this variation of flowability from ...
Reactive Powder Concrete – Composition and Advantages
What is a Reactive Powder Concrete? Reactive powder concrete (RPC) is the ultra-high strength concrete prepared by replacing the ordinary aggregate of normal concrete with quartz powder, silica fume, steel fibers etc. RPC not only has high strength but also ...
Sulphate Resistant Cement – Composition, Properties, Uses and Advantages.
Sulphate Resisting Cement is a type of Portland Cement in which the amount of tricalcium aluminate (C3A) is restricted to lower than 5% and (2C 3A +C4AF) lower than 25%, which reduces the formation of sulphate salts. The reduction of sulphate ...
Portland Pozzolana Cement – Manufacture, Properties and Uses
Portland Pozzolana cement is integrated cement which is formed by synthesising OPC cement with pozzolanic materials in a certain proportion. It is commonly known as PPC cement. In this article we discuss about the properties, manufacture, characteristics, advantages and disadvantages ...