Category: Aggregates

There are may test on aggregates needs to be perform before using in construction. Aggregates plays important role in construction. But highly important in payment construction. Aggregates influences to great extend to load transfer in pavement. Aggregates should be hard, Read More …

Normally bitumen adheres to aggregates when aggregates are free from dust, debris, foreign particles and moisture. In absence of water, bitumen performs well adheres to aggregates. But in presence of water the adhesion with bitumen and aggregates start to decrease. Read More …

Specific gravity and water absorption of aggregates are most important properties of aggregates which needs to be considered while designing concrete and roads. Specific gravity is important to find out quantity, quality and toughness of aggregates Water absorption is important Read More …

Soundness test of aggregate Objective: To determine the resistance of aggregate against weathering action and to check durability of aggregates. IS Code: IS: 2386 part-V. Apparatus: Balance: 500gm (0.1gm least count)             5000gm (1gm least count) Oven Sieve: 80 mm, Read More …

Abrasion Test of Aggregates IS Code: IS 2386 part-IV Los Angeles Abrasion test Principle of Los Angeles Abrasion test: To find out the percentage of wear due to rubbing action of aggregates and steel balls. Determination of Los Angeles Abrasion: Read More …

The Crushing test is used to test crushing strength of pavement materials. This test is very important test for road works as it specifies the crushing strength of aggregates. IS code: IS: 2386 Part IV (Method of test for Aggregates) Read More …

Shape tests on Aggregates( Flakiness Index and Elongation Index Test) The shape test of aggregates determines the shape and size of particle. Size & shape of aggregates directly has impact on strength of concrete, bond strength, workability of concrete, cement Read More …

Aggregate Impact value: Aggregate impact value is defined as the ability of aggregates to have resistance against shock and impact, toughness. It Also can be defined as the load at which aggregates start cracking due to the impact and shocking. Read More …

Objective: To find mean size of particle in coarse aggregate. What is Fineness modulus of Coarse aggregate? Fineness modulus of coarse aggregate is a index number, which represent the mean size of particle in coarse aggregates. Fineness modulus is found Read More …

Based On (IS : 2386 (Part 1) and IS : 2386 (Part 4))  The Sieve analysis test is nothing but the gradation test, in which gradation of particle (distribution of aggregates by size, within given sample) is find out. The Read More …