Strength of concrete is designated by its grade. As per Indian Standards, concrete grades are denoted like M20, M25, M30, M35 etc. Here, M20 grade concrete is having 20 Newton per mm2…
Category: Concrete Technology
Concrete is the most commonly used material in the construction of any structure. Concrete is made by mixing coarse cement, fine aggregate and coarse aggregate with water. On mixing, above all constitutes, fresh concrete liberates heat which is known as heat of hydration.
IS 12269 : 2013 PDF Download (OPC 53 Grade)
IS 12269 : 2013 code for Ordinary Portland Cement 53 grade is stipulated by the Bureau of Indian Standards. Download IS 12269 – 2013 PDF here Specifications for Packing of the Cement…
IS 269 : 1989 Specification for Ordinary Portland Cement 33 Grade
Bureau of Indian Standards stipulated the code to Ordinary Portland Cement 33 Grade named IS 269 1989. You can download PDF IS 269: 1989 with this link Ordinary Portland cement doesn’t contain…
Lightweight Concrete – Making And Applications
Lightweight concrete has the same strength as conventional concrete but considerably lower weight. Recent advancements in lightweight concrete are making it more and more popular. Conventional concrete has a density of 2200…
Properties of Fresh Concrete – Segregation and Bleeding
Fresh concrete made from aggregates, cement, and water has some properties. The properties of hardened concrete highly depend on the properties of fresh concrete. Some of the properties of fresh concrete are…
Water Cement Ratio – Explained in Detail
Water Cement Ratio is the ratio of the weight of water to the weight of cement used to prepare 1 unit of concrete. It is essentially the weight ratio and not the…
Factors Affecting Strength of Concrete – Civil Engineering
Concrete is heterogeneous, brittle, and the most widely used construction material. Factors affecting the strength of concrete are many and are discussed below. Read Also- Factors Affecting Durability of the Concrete Water/Cement…
Ready Mix Concrete-RMC and Its Advantages and Disadvantages
Ready Mix Concrete is a type of concrete that is mixed at any manufacturing unit. It is then transported to the site by transit mixer. Ready Mix Concrete eliminates the necessity of…
Admixtures of Concrete (Concrete Technology)
Concrete admixtures are chemicals or minerals that modify the properties of concrete. Concrete admixtures have a very wide range of applications and they come under various brand names. The most commonly used…
Types of Cement, Their Properties and Applications
Cement is the only artificial material used in making concrete. In this age of advanced construction technology cement is available in the market in many different types. Each one has its own…
IS 10262-2019 Guidelines to Concrete Mix Design
IS 10262 – 2019 is a comprehensive Indian Standard code to make concrete mix designs of standard and high-performance concrete. In this IS Code, guidelines are given for proportioning raw material for…
Manufacture Sand or M Sand(Its Making Process and Properties)
Manufacture sand, also popular as M-Sand, is made from grinding granite in factories. It is a cost-effective alternative to river sand. M-Sand has reduced the burden of demand on river sand for…
Flakiness Index Test and Elongation Index Test on Aggregates
Coarse aggregate constitutes the biggest part of concrete. It is desirable that aggregates are of desired properties. Two shape tests namely Elongation Index Test and Flakiness Index Test are used for selection…