Testing bulking of sand at the site

Testing Sand Properties at the construction site

Aggregate most of which pass through 4.75 mm IS sieve is known as fine aggregate. Fine aggregate shall consists of natural sand, crushed stone sand, crushed gravel sand stone dust or arable dust, fly ash and broken brick (burnt clay). It shall be hard, durable, chemically inert, clean and free from adherent coatings, organic matter etc. and […]

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repair concrete by materials

How to Repair Concrete and requirement for concreting?

Concrete Repair Materials and its Requirements. Besides being of compatible properties, repair materials for cement, concrete/mortar shall also be easy to apply and require no attention after the repair has been applied. The essential parameters for deciding upon a repair material for concrete are: Low shrinkage properties Requisite setting/hardening properties Workability Good bond strength with […]

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Manufactured sand its Properties

Manufactured Sand is a sand produced from crushing of granite stones in required grading to be used for construction purposes as a replacement for river sand. Read More about Manufactured Sand. The properties of Manufactured sand used for construction are: Higher Strength of concrete: The manufactured sand has required gradation of fines, physical properties such […]

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MANUFACTURED SAND IN CONSTRUCTION called M-Sand Manufactured sand is a substitute of river for construction purposes sand produced from hard granite stone by crushing. The crushed sand is of cubical shape with grounded edges, washed and graded to as a construction material. The size of manufactured sand (M-Sand) is less than 4.75mm. Why Manufactured Sand […]

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Fine aggregates affecting concrete mix design strength

HOW FINE AGGREGATES AFFECTS CONCRETE MIX DESIGN? Fine aggregates affecting concrete mix design strength Gradation of fine aggregates The gradation of sand is given by sieve analysis. The sieve analysis is done by passing sand through a set of standard sieves and finding out cumulative passing percentage through each sieve. The IS 383 – 1970 […]

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