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

2.0 THEORY 2 Basically the 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 from a set height, a prescribed number of times, onto of aggregate of a standard ...

More### Aggregate Impact Value (AIV) Test Machine - Mechanical

The Aggregate Impact Value Testing Apparatus, meets with BS 812, it is robustly designed 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.

More### Methods for determination of aggregate impact value

2019-10-18 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. Two procedures are described, one in which the aggregate is tested in

More### (PDF) DETERMINATION OF AGGREGATE IMPACT VALUE (AIV

Observations and Calculations Calculate the aggregate impact value (AIV) expressed as a percentage to the first decimal place for each test specimen from the following equation: 𝑀2 (𝐴𝐼𝑉) = × 100 𝑀1 Where M 1 is the mass of the test specimen (in g); M 2 is the mass of the material passing the 2.36 mm test sieve (in g).

More### Aggregate Impact Value Test Procedure as per IS 2386 Part ...

2020-3-30 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

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

2010-2-22 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.

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

2019-7-1 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

More### DCC3113 DETERMINATION OF AGGREGATE IMPACT VALUE.

2017-12-15 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

More### Aggregate Impact Test » Engineering Basic

2018-3-21 Aggregate Impact Value {AIV} • AIV is the percentage of fines produced from the aggregate sample 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 ...

More### (DOC) AGGREGATE IMPACT VALUE TEST hong g.woei -

2.0 THEORY 2 Basically the 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 from a set height, a prescribed number of times, onto of aggregate of a standard ...

More### Aggregate Impact Test(AIV) - StuDocu

The purpose to get the Aggregate Impact value is to determine the classification of aggregate to determine that aggregate is Suitable for what work and either the aggregate can carry the big load or not. From the test have been do, the value of AIV is 29.2 for test 1, 29.8 fortest 2 and 29.8 for test 3. The average of AIV is 29.6. From the test ...

More### Aggregate Impact Value Test Procedure as per IS 2386 Part ...

2020-3-30 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

More### Aggregate impact value test experiment

2021-8-18 Oven THEORY 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 ...

More### 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

More### DCC3113 DETERMINATION OF AGGREGATE IMPACT VALUE.

2017-12-15 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

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

2013-5-7 Objective For determination of the aggregate impact value of coarse aggregate, which passes 12.5 mm. IS sieve and retained on 10 mm. IS sieve. Reference Standards IS: 2386(Part IV)-1963 Methods of test for aggregate for concrete Part IV Mechanical Properties. Equipment Apparatus Aggregate Impact Test

More### AGGREGATE IMPACT TEST - CIVIL ACADEMIC

2021-2-10 The aggregate impact test machine consists of a metal foundation and a cylindrical steel cup with an internal diameter of 102 mm and a depth of 50 mm in which the aggregate specimen is mounted. A cylindrical metal hammer with a weight of 13.5 to 14.0 kg, having a free fall from a height of 380 mm, arranged to drop by vertical guides.

More### pdf Download BS 812-112: Testing Aggregates Part 112 ...

Aggregates, Cement and concrete technology, Impact testing, Mechanical testing, Test equipment, Specimen preparation, Test specimens, Testing conditions, Reproducibility Methods which give a relative measure of the resistance of an aggregate to sudden shock or impact. ; Specifies methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance ...

More### Aggregate Impact Test(AIV) - StuDocu

The purpose to get the Aggregate Impact value is to determine the classification of aggregate to determine that aggregate is Suitable for what work and either the aggregate can carry the big load or not. From the test have been do, the value of AIV is 29.2 for test 1, 29.8 fortest 2 and 29.8 for test 3. The average of AIV is 29.6. From the test ...

More### Aggregate impact value test experiment

2021-8-18 Oven THEORY 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 ...

More### Determination of aggregate impact value (AIV) of given ...

2020-2-13 Determination of aggregate impact value (AIV) of given aggregate sample (BS-812) Significance: Aggregates used in the construction of roads should be strong enough to resist crushing under traffic wheel loads. It gives relative measure of the resistance of an aggregate to sudden shock or impact.

More### IMPACT STRENGTH OF BRITTLE MATERIALS (ROCKS)

2021-2-24 Test AIV (Aggregate Impact Value, SS 1974) The AIV (Aggregate Impact Value) is a standard test procedure by which the impact strength of aggregates is tested. Just like in Protodyakonov’s test, the material used consists of irregularly shaped particles of the -14 + 10 mm size fraction. The weight of the specimen is A.

More### A Study on The Relationship between Aggregate Impact ...

Aggregate Impact Value (AIV) is another index parameter that can be used to measure the hardness of the rocks or crushed stones. Both these LAAV and AIV tests indicate the fracturing resistance of crushed rocks under impact loads. The objective of this research is to find out the relationship between AIV and LAAV of the best rock material,

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

2013-5-7 Objective For determination of the aggregate impact value of coarse aggregate, which passes 12.5 mm. IS sieve and retained on 10 mm. IS sieve. Reference Standards IS: 2386(Part IV)-1963 Methods of test for aggregate for concrete Part IV Mechanical Properties. Equipment Apparatus Aggregate Impact Test

More### AGGREGATE IMPACT TEST - CIVIL ACADEMIC

2021-2-10 The aggregate impact test machine consists of a metal foundation and a cylindrical steel cup with an internal diameter of 102 mm and a depth of 50 mm in which the aggregate specimen is mounted. A cylindrical metal hammer with a weight of 13.5 to 14.0 kg, having a free fall from a height of 380 mm, arranged to drop by vertical guides.

More### Aggregate Classification Test on Aggregate - Civil ...

2019-9-30 This test gives the Aggregate Impact Value (AIV), which is an index of the resistance of aggregate to sudden shock or impact. The apparatus used for this test is called Impact Testing Machine. A sample of aggregates in surface dry condition, which pass through 12.5 mm sieve and are retained on 10 mm sieve are taken for this test (W1).

More### pdf Download BS 812-112: Testing Aggregates Part 112 ...

Aggregates, Cement and concrete technology, Impact testing, Mechanical testing, Test equipment, Specimen preparation, Test specimens, Testing conditions, Reproducibility Methods which give a relative measure of the resistance of an aggregate to sudden shock or impact. ; Specifies methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance ...

More### Consider the following statements: 1. A high aggregate ...

Aggregate Impact Value (AIV) test indicates the toughness of aggregates. It is measured as percentage of aggregates passing through 2.36 mm IS sieve to the weight of aggregates taken. Higher the AIV ⇒ more aggregates gets broken during impact ⇒ lower the toughness or weak aggregate. Statement II – True

More