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Effects of Fly Ash on Properties of Hardened Concrete

There are various effects of fly ash on properties of hardened concrete such as strength and durability, creep and volume changes of concrete. This article discusses the concrete properties that are affected by use of fly ash in concrete. Effects of ...

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Concrete Mix Design Procedure and Example IS456

Concrete mix design is the process of finding the proportions of concrete mix in terms of ratios of cement, sand and coarse aggregates. For e.g., a concrete mix of proportions 1:2:4 means that cement, fine and coarse aggregate are in ...

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Properties of Concrete

Properties of concrete are influenced by many factors mainly due to mix proportion of cement, sand, aggregates and water. Ratio of these materials control the various concrete properties which are discussed below. Properties of Concrete Different properties of concrete:Grades (M20, ...

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What are the Factors Affecting Workability of Concrete?

Factors affecting the workability of concrete are materials such as water content, cement concrete, sand and aggregate properties such as size, shape, grading, mix design ratio and use of admixtures. Each and every process and materials involved in concrete mixing ...

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FACTORS AFFECTING CHOICE OF CONCRETE MIX DESIGN

Concrete mix design is defined as the appropriate selection and proportioning of constituents to produce a concrete with pre-defined characteristics in the fresh and hardened states. In general, concrete mixes are designed in order to achieve a defined workability, strength ...

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CONCRETE COMPRESSIVE STRENGTH VARIATION WITH TIME

Effect of Age on Concrete Strength The compressive strength of concrete is affected with its age. The concrete member capacity is usually a function of concrete cross-section dimensions, the steel bar area, the concrete compressive strength, and the steel reinforcement yield ...

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Materials for Sealing Joints in Water Retaining Concrete Structures

There are various types of joints in water retaining structures during construction. Sealing materials for joints in these structures are discussed. There are three types of joints in concrete construction, viz. construction joint, expansion joint and contraction joints. Learn more about ...

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