# determine aggregate impact value test aiv

## Aggregate Impact Value Testing | AIV TEST | Civil

09/01/2018· 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.

## Aggregate Impact Value test – we civil engineers

23/01/2018· It is reliable to calculate the AIV % of the aggregate use as road construction as it will give us the capacity of road to bear the load on it. Aggregate having AIV % equal or greater than 35 % is considered bad to use in road construction. PURPOSE OF TEST: Aggregate Impact Value test determines the Aggregate Impact Value (AIV) of aggregates which provides a relative measure ofОнлайн-запрос

## Determination of Aggregate Impact Value Impact Test on

22/02/2010· The aggregate impact value is a measure of resistance to sudden impact or shock, which may differ from its resistance to gradually applied compressive load. Procedure o f 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.Онлайн-запрос

## BS 812: Part 112: Aggregate impact value (AIV) — Celtest

19/10/2018· Our UKAS accredited aggregate testing laboratory can determine the aggregate impact value (AIV) a test that provides a relative measure of the resistance of an aggregate to sudden shock or impact. To discuss your testing requirements, please contact usОнлайн-запрос

## Aggregate Impact Value test – we civil engineers

23/01/2018· PURPOSE OF TEST: 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 tyred wheels from oneОнлайн-запрос

## BS 812: Part 112: Aggregate impact value (AIV) — Celtest

19/10/2018· BS 812: Part 112: Aggregate impact value (AIV) Our UKAS accredited aggregate testing laboratory can determine the aggregate impact value (AIV) a test that provides a relative measure of the resistance of an aggregate to sudden shock or impact. ToОнлайн-запрос

## Aggregate Impact value Test Apparatus, Procedure and

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. Sieve the material through 12.5mm and 10.0 mm IS sieves. The aggregates passing through 12.5 mm sieve comprises the test material.Онлайн-запрос

## Determine of Aggregate Impact Value Test: BS 812

27/10/2017· The Impact value of an aggregate is the percentage loss of weight particles passing 2.36mm sieve by the application of load by means of 15 blows of standard hammer and drop, under specified test condition. AIV gives A relative measure of the resistance of an aggregate to sudden impact, which is differs from withstand to slowly applied compressive load .The value is great than 30, theОнлайн-запрос

## Civil At Work: To Determine Aggregate Impact Value

To Determine Aggregate Impact Value Theory: Lower the impact value stronger the aggregate, again the impact these for good quality concrete , aggregate with lower AIV (Aggregate Impact Value) is prepared. AIV should not be exceed 30 % for concrete used for wearing surface such as road work or runways or earth force or airport. AIV should not be exceed 45 % for concrete used for any nonОнлайн-запрос

## DCC3113 DETERMINATION OF AGGREGATE IMPACT VALUE.

15/12/2017· Aggregate Impact Value (AIV) is the percentage of fines produced from the aggregate sample after subjecting it to a standard amount of impact. The standard amount of impact is produced by a known weight, i.e. a steel cylinder, falling a set height, a prescribed number of times, onto an amount of aggregate of standard size and weight retained in a mould. Aggregate Impact Values, (AIV’sОнлайн-запрос

## Exp 4 Aggregate Impact Value Civil Engineers PK

Aggregate Impact Values, (AIV’s), below 10 are regarded as strong, and AIV’s above 35 would normally be regarded as too weak for use in road surfaces. Aggregate Impact Values and Aggregate Crushing Values are often numerically very similar, and indicate similar aggregate strength properties. Aggregate Impact Value; Test Specifications:Онлайн-запрос

## AGGREGATE IMPACT VALUE (IS:2386-Part IV-1963) -

07/05/2013· The ratio of the weight of fines formed to the total sample weight in each test is to be expressed as a percentage, to the first decimal place. Aggregate impact Value = (W B / W A) × 100. Precautions. Use hand gloves while removing containers from oven after switching off the oven. To wear safety shoes & goggles at the time of testing.Онлайн-запрос

## Aggregate Impact Value to BS812-112 Aggregates -

To determine the Aggregate Impact Value (AIV) of aggregates which provides a relative measure of the resistance of an aggregate to sudden shock or impact. The counter fitted to the machine automatically records the number of blows delivered to the sample.Онлайн-запрос

## Aggregate impact value Calculation And uses

31/01/2015· This test is done to determine the aggregate impact value of coarse aggregates AIV is basically a % ratio of 2.36mm sieved aggregate to 14mm aggregate sieve. The apparatus used for determining aggregate impact value of coarse aggregates is Impact testing machine Sieves of sizes – 14mm, 10mm and 2.36mm,a cylindrical metal measure of 75mm diameter and 50mm depth, AОнлайн-запрос

## Aggregate Impact Value (AIV) Apparatus Aggregate

The Aggregates Impact Value (AIV) Apparatus is used to determine the aggregate impact value which provides a relative measure of the resistance of an aggregate to sudden shock or impact. The counter fitted to the machine automatically records the number of blows delivered to the sample. AIV is made from steel protected against corrosion.Онлайн-запрос

## Aggregate Impact an overview | ScienceDirect Topics

A small portion of 14–10 mm sized coarse aggregate particles is confined in a steel pot and subjected to 15 blows by a small hammer in a standardised test rig, after which the ‘ aggregate impact value’ (AIV) is determined from the fine material generated, expressed as a percentage of the original weight of the test portion (BS 812: Part 112: 1990 130). Lower values indicate aggregates which are tougher or moreОнлайн-запрос

## BS 812-112:1990 Testing aggregates. Method for

Testing aggregates. Method for determination of aggregate impact value (AIV) Status: Current, Under review: Publication Date: 29 June 1990: Confirm Date: 01 October 2014: Normative References(Required to achieve compliance to this standard) No other standards are normatively referenced: Informative References(Provided for Information)Онлайн-запрос

## Aggregate impact value Calculation And uses

31/01/2015· This test is done to determine the aggregate impact value of coarse aggregates AIV is basically a % ratio of 2.36mm sieved aggregate to 14mm aggregate sieve. The apparatus used for determining aggregate impact value of coarse aggregates is Impact testing machine Sieves of sizes – 14mm, 10mm and 2.36mm,a cylindrical metal measure of 75mm diameter and 50mm depth, AОнлайн-запрос

## Aggregate Impact Value Aiv Test Define

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 pression loadОнлайн-запрос

## importance of 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.Онлайн-запрос

## Aggregate Crushing Value Test – Determine Aggregate

Aggregate Impact value Test Apparatus, Procedure and uses July 1, 2019; Types of Stone Masonry: Ashlar Masonry, Rubble Masonry November 26, 2019; Slump Test of Concrete, slump cone for Workability April 23, 2020; Aggregate Crushing Value Test – Determine Aggregate May 17, 2019; Modes of Transportation: Difference between Railway May 15, 2019; 19 Types of cement –Онлайн-запрос

## DCC3113 DETERMINATION OF AGGREGATE IMPACT VALUE.

15/12/2017· Aggregate Impact Value (AIV) is the percentage of fines produced from the aggregate sample after subjecting it to a standard amount of impact. The standard amount of impact is produced by a known weight, i.e. a steel cylinder, falling a set height, a prescribed number of times, onto an amount of aggregate of standard size and weight retained in a mould. Aggregate Impact Values, (AIV’sОнлайн-запрос

## AGGREGATE IMPACT VALUE TEST-10+ IMPORTANT

16/07/2014· Aggregate impact value test also gives an indirect indication of the strength characteristics of aggregate. Aggregate impact value of a sample also depends on the shape factors such as flakiness index and elongation index of the aggregates. It has been found that for majority of aggregates, the aggregate crushing value and aggregate impact values are numerically similar within close limits.Онлайн-запрос

## toughness aggregate impact value aiv

DETERMINATION OF AGGREGATE IMPACT VALUE AIM: (i) to determine the impact value of the road aggregates; (ii) to assess their suitability in road constructio APPARATUS: The apparatus as per IS: 2386 (Part IV) – 1963 consists of: (i) A testing machine Learn More

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