# Aggregate Impact Value Test Procedure

• ### Aggregate Impact Value - Civil Engineering

The apparatus used for determining aggregate impact value of coarse aggregates is Impact testing machine conforming to IS: 2386 (Part IV)- 1963,IS Sieves of sizes – 12.5mm, 10mm and 2.36mm, A cylindrical metal measure of 75mm dia. and 50mm depth, A tamping rod of 10mm circular cross section and 230mm length, rounded at one end and Oven.

Get Price
• ### Aggregate Impact Value Test - Procedure & Uses - [Civil

This test is performed to ensure the aggregate toughness, which is used in road construction to work as a base layer, sub-base layer. How do you calculate the aggregate impact value? The impact value is measured in the ratio between the sieved aggregate of 10mm & 2.36mm aggregates. The aggregate impact value test will be conducted as per the

Get Price
• ### Aggregate Impact Value Testing | AIV TEST | Civil

Jan 09, 2018· 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. The Indian Standard CODE IS 2386 (Part IV) – 1963 is used for procedure and classification of aggregate by result.

Get Price
• ### 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

Get Price
• ### DETERMINATION OF AGGREGATE IMPACT VALUE - YouTube

Dec 07, 2017· In this video, we will see the procedure of determining aggregate impact value as per IS 2386 PART4.

Get Price
• ### IS 2386-4 (1963): Methods of test for aggregates for

2.1 Object - This method of test covers the procedure for determining aggregate crushing value of coarse aggregate. NOTE 1 -The 'aggregate crushing value' gives a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. With aggre- gate of 'aggregate crushing value' 30 or higher, the

Get Price
• ### Standard Test Methods for Determination of the Impact

5.1 Impact Value, as determined using the standard 4.5 kg (10 lbm) hammer, has direct application to design and construction of pavements and a general application to earthworks compaction control and evaluation of strength characteristics of a wide range of materials, such as soils, soil aggregates, stabilized soil and recreational turf. Impact Value is one of the properties used to evaluate

Get Price
• ### 7 LAB TESTS ON AGGREGATE TO CHECK QUALITY FOR USE IN

Sep 12, 2015· Impact Test Fig-3 Impact Test Setup. The aggregate impact test is carried out to evaluate the resistance to impact of aggregates. Aggregates passing 12.5 mm sieve and retained on 10 mm sieve is filled in a cylindrical steel cup of internal dia 10.2 mm and depth 5 cm which is attached to a metal base of impact testing machine.

Get Price
• ### Procedure In Carrying Out Aggregate Impact Value Test

Procedure In Carrying Out Aggregate Impact Value Test. The izod impact test differs from the charpy impact test in that the sample is held in a cantilevered beam configuration as opposed to a three-point bending configuration.Westmoreland mechanical testing research also offers a line of instrumented impact testing designed to simulate real life rapid energy absorption conditions caused by.

Get Price
• ### Standard Test Methods for Determination of the Impact

5.1 Impact Value, as determined using the standard 4.5 kg (10 lbm) hammer, has direct application to design and construction of pavements and a general application to earthworks compaction control and evaluation of strength characteristics of a wide range of materials, such as soils, soil aggregates, stabilized soil and recreational turf. Impact Value is one of the properties used to evaluate

Get Price
• ### Aggregate Impact Test | Lec-12 Part-2 - YouTube

May 28, 2017· Procedure of doing Impact Test 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. Source

Get Price
• ### 7.7 Aggregate Crushing Value and 10% Fines Value 7.7.1

Chapter 7 Standard Test Procedures Tests For Aggregates And Bricks MAY 2001 Page 7.32 7.7 Aggregate Crushing Value and 10% Fines Value 7.7.1 Aggregate Crushing Value (ACV) 7.7.1.1 Introduction. One of the requirements, for the suitability of aggregates for

Get Price
• ### Aggregate Impact Value Test, Procedure, Result & Standards

Read More: AGGREGATE CRUSHING VALUE TEST – PROCEDURE AND RESULT. Objective: This method of test used to measure the impact value of aggregate use in the construction of Highway pavement and concrete structure. Reference:-IS 2386 (Part 4) – 1963. Apparatus:-

Get Price
• ### Aggregate Crushing Value Test -Determine Aggregate

Procedure of Aggregate Crushing Value Test Put the cylinder in position on the base plate and weigh it (W) . Put the sample in 3 layers, each layer being subjected to 25 strokes using the tamping rod.

Get Price
• ### Aggregate Impact Value (AIV) Test for Aggregates

Jun 22, 2014· The aggregate impact value is expressed as the percentage of the fines formed w.r.t the total weight of the sample Aggregate Impact Value (AIV) = (100*M2)/M1 Where: M1 =Mass of the test specimen M2 = Mass of the test specimen passing 2.36 mm test sieve

Get Price
• ### Impact Value of Aggregate

4. procedure. The test sample shall consist of aggregate the whole of which passes a 12.5 mm IS Sieve and is retained on a 10 mm IS Sieve. The aggregate comprising the test sample shall be dried in an oven for a period of four hours at a temperature of 100 to 110°C and cooled. Aggregate Impact Value = (B/A) X 100 where A = weight in g of

Get Price
• ### Impact Test on Aggregates - GharPedia

Nov 17, 2017· The following procedure is applied, to find out the impact value of aggregate: Aggregates for the test sample can be decided by passing it through 12.5 mm sieve and retained on 10 mm sieve. The sieved aggregates should be dried in an oven and then filled in a cylindrical steel cup and tamped with 25 strokes by temping rod.

Get Price
• ### Determination of Aggregate Impact Value - Impact Test on

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.

Get Price
• ### Aggregate Crushing Value Test – Determine Aggregate

Procedure The aggregate sample: The material for the standard test consists of aggregates sized 10.0 mm to 12.5 mm .The aggregates must be in surface dry condition before testing. The aggregates may be dried by heating at 100 oC – 110 o C for not mor than 4 hours and cooled to room temperature before testing, if necessary.

Get Price
• ### Determine of Aggregate Impact Value Test: BS 812

Oct 27, 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

Get Price
• ### Aggregate Impact value test procedure - Civil4M

Mar 27, 2020· AGGREGATE IMPACT VALUE TEST AIM: To find Impact value of the given aggregate sample. APPARATUS The apparatus consists of an impact-testing machine, a cylindrical measure, tamping rod, IS sieve, balance, tamping rod and oven. PROCEDURE The test sample consists of aggregates passing 12.5 mm

Get Price
• ### Civiconcepts - Make Your House Perfect With us

It is important to keep the amount of flaky and elongated aggregate within permissible levels. Generally, flaky and elongated aggregate are avoided or are limited to about 15 % by weight of the total aggregate. Read More: AGGREGATE IMPACT VALUE TEST, PROCEDURE, RESULT & STANDARDS

Get Price
• ### Aggregate Impact value test procedure - Civil4M

Mar 27, 2020· AGGREGATE IMPACT VALUE TEST AIM: To find Impact value of the given aggregate sample. APPARATUS The apparatus consists of an impact-testing machine, a cylindrical measure, tamping rod, IS sieve, balance, tamping rod and oven. PROCEDURE The test sample consists of aggregates passing 12.5 mm

Get Price
• ### Aggregate Impact Value (AIV) Test for Aggregates

Jun 22, 2014· The aggregate impact value is expressed as the percentage of the fines formed w.r.t the total weight of the sample Aggregate Impact Value (AIV) = (100*M2)/M1 Where: M1 =Mass of the test specimen M2 = Mass of the test specimen passing 2.36 mm test sieve

Get Price