Aggregate Impact value test procedure - Civil4M

Apr 23, 2019· The aggregate impact test is considered to be an important test to access the suitability of aggregates as regards the toughness for use in pavement construction. It has been found that for majority of aggregates, the aggregate crushing and aggregate impact values are numerically similar within close limits.

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Aggregate Impact Value Calculator, Test on course and Fine ...

Calculate Aggregate Impact Value. The ratio of the weight of fines formed to the total sample weight in each test shall he expressed as a percentage, the result being recorded to the first decimal place: Aggregate Impact Value = W B W A × 100. Where, W A is Weight of oven-dried sample

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Impact test on aggregate - TopCivilEngineering

Mar 03, 2020· Test sample which are used for doing impact test on aggregate must be passed through 12.5 mm IS sieve. But in any case sample of aggregate not pass through 10 mm Is sieve. In one word sample material pass through 12.5 mm sieve but retain on 10 mm sieve.

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Aggregate Impact Value Test - Procedure & Uses - [Civil ...

The aggregate impact value test will be conducted as per the Indian Standard Code IS code 2386 Part 4. Let's start with the experiment to understand the concept better. Precautions to be taken. The sample aggregate should be free from moisture.

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Aggregate Impact Value Testing | AIV TEST | Civil ...

Jan 09, 2018· Aggregate Impact Value Test. AIV test is conducted to determine the Aggregate Impact Value of Coarse aggregate. The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact, which in some aggregates differs from Its resistance to a slow compression load.

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Aggregate impact value test- step by Step Procedure with ...

Recommended aggregate impact value Precaution for aggregate impact value test. The sample of aggregate should be sieved in circular motion or movement. The sample aggregate should not be overheated on the oven. The weight of samples and dust should be tamped with the help of a standard size tamping rod.

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Aggregate Impact - an overview | ScienceDirect Topics

3.4.10 Aggregate Impact Value. The impact test (BS 812-112, 1990), as in the case of the compaction test (BS 812-110, 1990), has been taken out of the set of standard tests used for determining the physical properties of aggregates for assessing their suitability for use in construction applications.

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Aggregate Impact Test | Construction Aggregate | Asphalt ...

The aggregate impact test has been standardized by the British Standard Institution and the Indian Standard Institution. The aggregate impact value indicates a relative measure of the resistance of aggregate to a sudden shock or an impact, which in some aggregates differs from its resistance to a slow compressive load.

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Aggregate Test Procedure – The Quality Guru

The aggregate impact test value is a measure of resistance to sudden impact or shock, which may vary from its resistance to gradually applied compressive load. Aggregate Impact Value test determines the Aggregate Impact Value (AIV) of aggregates which provides a relative measure of the resistance of an aggregate to sudden shock or impact.

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How to determine Aggregate Impact Value || Aggregate ...

Sep 20, 2018· This video (Animation, Animated Video) explains how to determine aggregate impact value (Aggregate Impact Test). Aggregate test || Coarse aggregate Test (Civ...

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Determination of Aggregate Impact Value - Impact Test on ...

Feb 22, 2010· Procedure of Aggregate Impact Test. The test sample consists of aggregates sized 10.0 mm 12.5 mm. Aggregates may be dried by heating at 100-110° C for a period of 4 hours and cooled. (i) Sieve the material through 12.5 mm and 10.0mm IS sieves. The aggregates passing through 12.5mm sieve and retained on 10.0mm sieve comprises the test material.

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Exp 4 Aggregate Impact Value - Civil Engineers PK

Aggregate Impact Value. The test sample shall consist of aggregates the whole of which passes through ½ in B.S. test sieve and is retained on a 3/8 in B.S. test sieve. The aggregate comprising the test sample shall be dried in an oven for a period of four hours at a temperature of 100-110 °C and cooled.The measuring cup shall be filled about ...

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(DOC) AGGREGATE IMPACT VALUE TEST | hong g.woei - …

Academia.edu is a platform for academics to share research papers.

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AGGREGATE IMPACT TEST by Nurul Afiqah - Prezi

design by Dóri Sirály for Prezi AGGREGATE IMPACT TEST In conclusion,the percentage of aggregate's wear depends on the quality of aggregate. In this test, we can conclude that: The loss of aggregate = 1663 g The percentage of wear = 33.26% Lower abrasion loss values indicate the

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Impact testing machine, Aggregates testing equipment, Controls

Impact testing machine 48-D0515/A . General description. General description. Used to determine the aggregate impact value (AIV) which provides a relative measure of the resistance of an aggregate to sudden shock or impact. The machine is robustly designed, made from steel protected against corrosion. Fit with a counter to check the number of ...

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(PDF) DETERMINATION OF AGGREGATE IMPACT VALUE (AIV) (BS ...

Scope: This Part of BS 812 describes methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance of an aggregate to sudden shock or impact. Principle A test specimen is compacted, in a

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Aggregate impact and crushing test - SlideShare

Feb 08, 2012· Apparatus for the aggregate impact test (Millard, 1993) 11 3. Impact, 10% Fines & Crushing Tests2. The material used is aggregate passing a 12.70 mm sieve and retained on a 9.52 mm sieve. It shall be clean and dry (washed if necessary) but it must o not be dried for longer than 4 hours nor at a temperature higher than 110 C otherwise certain ...

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Aggregate Impact Value Test, Procedure, Result & Standards

Transfer aggregate sample from cylindrical measure to cut fitted in an impact test machine and apply 25 strokes of the rod to compact it. Then the hammer is lifted 380mm and falls on the upper surface of aggregate which fills in the cup.

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Impact Test on Aggregates - GharPedia

Aggregate impact value (The value of aggregate impact test) = (W1/W2)*100. The value of aggregate impact test should not be more than 45% by weight of aggregates, used for concrete other than wearing surface. An impact value 35% is permissible for the bituminous macadam. Maximum permissible impact value for the water bound macadam is 40%.

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Aggregate Impact Value Test (IS:2386 (Part IV))

The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact, which in some aggregate differs from its resistance to a slow compressive load. The test sample consists of aggregate the whole of which passes a …

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Aggregate Impact Value test – we civil engineers

Jan 23, 2018· Aggregate Impact Value test determines the Aggregate Impact Value (AIV) of aggregates which provides a relative measure of the resistance of an aggregate to sudden shock or impact. Resistance of the aggregates to impact is termed as toughness. Aggregates used in the pavement should be able to resist the effect caused by the jumping of the steel ...

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Aggregate impact and - SlideShare

Feb 08, 2012· Impact test may either be carried out on cylindrical stone specimens as in Page Impact test or on stone 1aggregates as in Aggregate Impact test. The Page Impact test is not carried out now-a-days and has also J.been omitted from the revised British Standards for testing mineral aggregates.

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Aggregate Impact Test - YouTube

Toughness is the Property of a material to resist Impact. The aggregate impact value indicates a relative measure of the resistance of an aggregate to a sudd...

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Aggregate Impact Value Test as per IS 2386 (Part-IV) 1993 ...

Aggregate Impact Value Test as per IS 2386 (Part-IV) 1993. Theory and Scope. The property of a material to resist impact is known as toughness. Due to movement of vehicles on the road, the aggregates are subjected to impact resulting in their breaking down into smaller pieces. The aggregate should therefore have sufficient toughness to resist ...

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Aggregate Impact Value - Civil Engineering

Procedure to determine Aggregate Impact Value i) The cup of the impact testing machine should be fixed firmly in position on the base of the machine and the whole of the test sample placed in it and compacted by 25 strokes of the tamping rod.

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Impact Test Of Aggregate | Lab Test Procedure ...

Mar 25, 2020· The impact test is a type of quality control test for highway pavements and is used to check the suitability of aggregates to be used in the construction of highway pavements. The property by which the aggregates are capable of resisting the impact is known as toughness.

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Aggregate Impact Tester,Impact Testing Machines,Impact ...

As per IS: 2386 (IV) 9377. This Apparatus is used to determine aggregate impact value of coarse aggregate. The hammer of the tester fall freely from 380 mm height on coarse aggregate for 15 times/15 sec.the crushed aggregate removed from the cup,then sieved and weighed.

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Aggregate Impact value Test Apparatus, Procedure and uses ...

Aggregate impact value test set-up Procedure of Aggregate Impact value test The test sample: normally aggregates sized 10.0 mm to 12.5 mm. the aggregates should be dried by heating at 100-110 0C for a period of 4 hours and cooled.

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Aggregate Impact Value Testing | AIV TEST | Civil ...

Jul 14, 2018· Aggregate Impact Value Test. AIV test is conducted to determine the Aggregate Impact Value of Coarse aggregate. The aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact, which in some aggregates differs from Its resistance to a slow compression load.

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7.6 Aggregate Impact Value 7.6.1 Scope.

which is dependent on the aggregate's impact resistance. This degree is assessed by a sieving test on the impacted specimen and is taken as the aggregate impact value. 7.6.3 Sampling. The sample used for this test shall be taken in accordance with Chapter 2. 7.6.4 Equipment 7.6.4.1 Impact testing machine. The machine shall be of the general ...

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Aggregate Impact Value Test Procedure, IS 2386 Part 4-1963

Mar 30, 2020· The aggregate impact value test is an important test of aggregates. It is done to obtain the resistance and impact of aggregates (stones). In this test a machine is used, which is called impact testing …

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Aggregate Impact Tester,Impact Testing Machines,Impact ...

This Apparatus is used to determine aggregate impact value of coarse aggregate. The hammer of the tester fall freely from 380 mm height on coarse aggregate for 15 times/15 sec.the crushed aggregate removed from the cup,then sieved and weighed. The % ratio of the weight passing 2.36mm sieve and weight of oven dried sample is Aggregate Impact value.

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