### Exp 4 Aggregate Impact Value Civil Engineers PK

Experiment No. 4: Determination of the aggregate impact value of different coarse aggregate samples. (BS 812) Scope & significance: Aggregate Impact Value The aggregate impact value gives a relative measure of the toughness or the resistance of aggregate sudden shock or impact is not proportional to the resistance to a slowly applied compressive load.

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Aggregate impact and SlideShare. Feb 08, 2012 · Aggregate impact and The mean of the two test results is reported as the aggregate abrasion value.Discussion The aggregate abrasion test given above is rapid and easy to perform, except for the preparation of

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Aggregate Impact Value Testing machine The test equipment and the test procedure are quite simple and it determines the resistance to impact of stone aggregates . Chat Now Civil At Work: AGGREGATE IMPACT VALUE TEST. Jul 17, 2017· AGGREGATE IMPACT VALUE TEST, PROCEDURE i) The cup of the, As per IS 2831970 aggregate impact value shall no

Get price √### METHOD B1 THE DETERMINATION OF THE AGGREGATE

THE DETERMINATION OF THE AGGREGATE CRUSHING VALUE 1 SCOPE The ACV of an aggregate as defined hereunder is determined by crushing a prepared confined aggregate sample under a specified, gradually applied compressive load and determining the percentage of the material crushed finer than a specified size. Definition

Get price √### Aggregate Crushing Value Test YouTube

Mar 24, 2013 · Determination of Aggregate Impact Value Duration: 20:22. NCTEL 167,398 views. 20:22. Building A Ground Level DECK (Part 1) Duration: 14:21. DIY Creators Recommended for you.

Get price √### 7 LAB TESTS ON AGGREGATE TO CHECK QUALITY FOR USE IN

Sep 12, 2015 · The crushed aggregate is allowed to pass through 2.36 mm IS sieve. And the impact value is measured as percentage of aggregates passing sieve (W2) to the total weight of the sample (W1). Aggregate impact value = (W1/W2)*100. Aggregates to be used for wearing course, the impact value shouldn''t exceed 30 percent.

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Impact value of an aggregate test gives ''an idea'' of toughness of the aggregate to resist fracture under the impact of moving load and BS 812 recommended that the AIV should be less than 30. Figure 5 shows the aggregate impact value for PJW, SA8, SA14, KEP and KLG only showed slight increment of AIV and ranges between 17 to 26 percent

Get price √### Aggregate Impact Test Construction Aggregate Asphalt

Appliion of Aggregate Impact Value. The aggregate impact test is considered to be an important test to assess 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.

Get price √### 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 TEST by Nurul Afiqah on Prezi

Result Introduction measure of degradation of mineral aggregates of standard grading resulting from a combination of action including abrasion and grinding in a rotation steel drum containing a specific number of steel spheres. give a measure of aggregate hardness, as specified

Get price √### METHOD B1 THE DETERMINATION OF THE AGGREGATE

THE DETERMINATION OF THE AGGREGATE CRUSHING VALUE 1 SCOPE The ACV of an aggregate as defined hereunder is determined by crushing a prepared confined aggregate sample under a specified, gradually applied compressive load and determining the percentage of the material crushed finer than a specified size. Definition

Get price √### aggregate impact value test discussion

Aggregate Impact Value Test YouTube. Aug 27, 2009 Impact value of an aggregate is the percentage loss of particles passing 2.36mm sieve by the appliion or load by means of 15 blows of

Get price √### DCC3113 DETERMINATION OF AGGREGATE IMPACT VALUE.

Dec 15, 2017 · The aggregate impact value indies a relative measure of the resistance of the aggregate to a sudden shock or impact which in some aggregates differs from its resistance to a slow compressive load. From the calculations done we know that the aggregate can be acceptable as their Aggregate Impact value is less then 20% Aggregate Impact Value 10.

Get price √### Aggregate Impact Test » Engineering Basic

Mar 21, 2018 · 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. Aggregate Impact Value {AIV} • AIV is the percentage of fines produced from the aggregate sample subjecting it to a standard amount of impact.

Get price √### Aggregate crushing value of aggregates with cement

An aggregate specimen is compacted into a steel cylinder fitted with a nofriction plunger. The specimen is then loaded via the plunger. The load crushes the aggregate to an extent depending on the crushing resistance of the material. It is measured by a sieving test on the crushed specimen and it is a measure of the aggregate crushing value (ACV).

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Aggregate Impact Value Testing machine The test equipment and the test procedure are quite simple and it determines the resistance to impact of stone aggregates . Chat Now Civil At Work: AGGREGATE IMPACT VALUE TEST. Jul 17, 2017· AGGREGATE IMPACT VALUE TEST, PROCEDURE i) The cup of the, As per IS 2831970 aggregate impact value shall no

Get price √### AGGREGATE IMPACT TEST by Nurul Afiqah on Prezi

Result Introduction measure of degradation of mineral aggregates of standard grading resulting from a combination of action including abrasion and grinding in a rotation steel drum containing a specific number of steel spheres. give a measure of aggregate hardness, as specified

Get price √### AGGREGATE CRUSHING VALUE TEST worked out engineering

Nov 03, 2013 · Te test mould a 15.2 cm diameter open ended steel cylinder with squqre base plate plunger having a piston of diameter 15cm, from a hole provided across the stem of the plunger so that a rod could be inserted for lifting the plunger in the cylinder.

Get price √### Pavement materials: Aggregates

Sep 24, 2010 · Impact test 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

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aggregate impact value test discussion eduioncarein. concrete mix 213 Aggregate Crushing Value and Aggregate Impact Value (ACV and AIV), For aggregate impact value test, the sample of the aggregate is placed in a cylindrical container where a standard hammer, Conclusion From the, More details » Get Price. Get Info. More +

Get price √### Effects of Los Angeles Abrasion Test Values on the

aggregate samples to calculate the LA abrasion loss. The authors found that the LA abrasion test was a consistent method of detecting weak materials and was a means of pre dicting aggregate impact value and aggregate crushing value. Wylde (11) reviewed and investigated the road failures,

Get price √### determination of aggregate impact value discussion and

Dec 13, 2012 · AGGREGATE IMPACT TEST, TEN PERCENT FINES TEST AND AGGREGATE . DISCUSSION (a) Report the geological description of the aggregate, Determination of aggregate impact value, aggregate crushing value and ten percent fines value. »More detailed

Get price √### Civil At Work: To Determine Aggregate Impact Value

To Determine Aggregate Impact Value Theory: Aggregate impact value is measured of toughness of aggregate . Toughness is the property of material which indie its capacity which impact in sudden. Tougher the aggregate more suitable for wearing surface such as road surface. Lower the impact value stronger the aggregate, again the impact these

Get price √### Standard Test Methods for Determination of the Impact

5.16 The Heavy Impact Value has appliion to testing the same materials as those tested by the standard, light, medium, and heavy medium heavy impact soil testers, but the greater mass of this impact soil tester provides less sensitivity of the output so is applicable for harder materials at the top end the scales or beyond the ranges of the lighter impact soil testers.

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Aggregate Impact Value Test YouTube. Aug 27, 2009 Impact value of an aggregate is the percentage loss of particles passing 2.36mm sieve by the appliion or load by means of 15 blows of

Get price √### Impact and Crushing Value PCTE

Impact and Crushing Value Aggregate Crushing Value (ACV) Sets. UTA0630 Aggregate Crushing Value (ACV) Set Ø 150 mm BS. UTA0640 Aggregate Crushing Value (ACV) Set Ø 75 mm BS. The Aggregate Crushing Value (ACV) Test Set measures how resistant an aggregate is, when being crushed under a gradually applied compressive load.

Get price √### Aggregate Impact Value Weight Experiment

Impact value of an aggregate is the percentage loss of weight particles passing 2.36mm sieve by the appliion of load by means of 15 blows of standard hammer and drop, under specified test condition.

Get price √### Aggregate Crushing Value (ACV) Civil Engineering Laboratory

Aggregate Crushing Value (ACV) 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 slowly applied compressive load. With aggregate of aggregate impact value higher than 30 the result may be anomalous.

Get price √### Determination of Aggregate Impact Value CivilArc

Jan 12, 2017 · The aggregates must thus have adequate rigidity to resist their breakdown due to excessive impact. This property is calculated by impact value test. The aggregate impact value is a calculation of the resistance to abrupt impact, bang or shock, which may vary from its resistance to steadily, applied compressive weight. Procedure:

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 √### DETERMINATION OF AGGREGATE CRUSHING VALUE

their disintegration due to impact. This characteristic is measured by impact value 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. 3. APPARATUS The apparatus of the aggregate impact value test as per IS: 2386 (Part IV) – 1963

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Feb 03, 2012 ·ņ.0 Discussion . a) Sample can expel So we can conclude that the aggregate crushing value provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. The aggregate are mild tough to have the resistance pressure under traffic wheel loads such as car, lorry, motorcycle and etc.

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