is specification of aggregate crushing value

IS 9376 (1979): Specification for apparatus for measuring ...

2018-11-15  IS:9376-1979 1. SCOPE 1.1 This standard covers requirements of the apparatus for measuring aggregate crushing value and ten percent fines value. 1.1.1 Two sizes of apparatus are covered in this standard, one with 150 mm cylindrical cell and the other with 75 mm cylindrical cell. 2.

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IS 9376: Specification for apparatus for measuring ...

IS 9376: Specification for apparatus for measuring aggregate crushing value and ten percent fines value

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Aggregate Crushing Value Test -Determine Aggregate ...

Aggregate crushing value test on coarse aggregates gives a relative measure of the resistance of an aggregate crushing under gradually applied compressive load. Coarse aggregate crushing value

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IS 383 (1970): Specification for Coarse and Fine ...

2018-2-1  2.1.2 Crushed Stone Sand - Fine aggregate produced by crushing hard stone. 2.1.3 Crushed Grace1 Sand - line aggregate produced by crushing natural gravel. . 2.2 Coarse Aggregate -- Aggregate most of which is retained on 4*75-mm IS Sieve and containing only so much finer material as is permitted for

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IS 2386-4 (1963): Methods of test for aggregates for ...

2018-11-14  NOTE 1 - A gregate larger than 12.5 mm - In general, the larger sizes of aggregate will give a hlg 3 er aggregate crushing value, but the relationship between the values obtained with different sizes will vary from one aggregate to another.

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DETERMINATION OF AGGREGATE CRUSHING VALUE

2017-5-29  The apparatus of the aggregate crushing value test as per IS: 2386 (Part IV) – 1963 consists of: 1) A 15cm diameter open ended steel cylinder with plunger and base plate, of the general form and dimensions as shown in Fig 1. 2) A straight metal tamping rod of circular cross-section 16mm diameter and 45 to 60

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Aggregate Crushing Value Test - Significance Test ...

2021-8-25  The crushing value of aggregates is measured in the ratio between the crushed aggregates, obtained from the IS sieve 2.36mm and the weight of the dried aggregate sample. At least three samples should be tested from the same batch and average value to get accurate results. The crushing value of aggregate = (W2/W1) x 100

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Aggregate Crushing Value Test - Procedure And Result ...

2019-10-3  The crushed aggregate sample which is finer than 2.36 mm is separated and expressed as a percentage of the original weight taken in the mould. The percentage of weight passed through the 2.36m IS sieve is known as Aggregate crushing value.. In situations, when the aggregate value 30 or higher the result may be a mistake and in such cases, the “ten percent fines value” should be determined ...

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AGGREGATE CRUSHING VALUE - T Square Civil Engineering

2021-7-2  The load shall be released and the whole of the material removed from the cylinder and sieved on a 2.36mm IS sieve. The fraction retained on the sieve shall be weighed. Repeat the whole procedure for another set. The aggregate crushing value then calculated by

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SPECIFICATION FOR AGGREGATE AS PER INDIAN

2018-3-15  Aggregate Crushing Value - The aggregate crushing value shall not exceed 45% for aggregate used for concrete other than for wearing surface. The aggregate crushing value shall not exceed 30% for aggregate used for wearing surfaces such as runways, roads, and pavements. Aggregate Impact Value -

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IS 9376: Specification for apparatus for measuring ...

Title of Legally Binding Document: Specification for apparatus for measuring aggregate crushing value and ten percent fines value Number of Amendments: Equivalence: Superceding: Superceded by: LEGALLY BINDING DOCUMENT Step Out From the Old to the New--Jawaharlal Nehru Invent a new India using knowledge.--Satyanarayan Gangaram Pitroda

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IS 2386-4 (1963): Methods of test for aggregates for ...

2018-11-14  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 result may be anomalous, and in ...

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Aggregate Crushing Value Apparatus - Sun LabTek

2020-9-6  Specification: The Aggregate Crushing Value (ACV) test set provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Each set consists of steel cylinder, plunger, base plate, cylindrical measure and tamping rod. All parts

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DETERMINATION OF AGGREGATE CRUSHING VALUE

2017-5-29  The apparatus of the aggregate crushing value test as per IS: 2386 (Part IV) – 1963 consists of: 1) A 15cm diameter open ended steel cylinder with plunger and base plate, of the general form and dimensions as shown in Fig 1. 2) A straight metal tamping rod of circular cross-section 16mm diameter and 45 to 60

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Aggregate Crushing Value - Civil Engineering Portal ...

AGGREGATE CRUSHING VALUE This test helps to determine the aggregate crushing value of coarse aggregates as per IS: 2386 (Part IV) – 1963. The apparatus used is Cylindrical measure and plunger, Compression testing machine, IS Sieves of sizes – 12.5mm, 10mm and 2.36mm Procedure to determine Aggregate Crushing Value

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AGGREGATE CRUSHING VALUE (IS:2386-Part 4-1963) -

2013-5-8  Aggregate crushing Value =(W B /W A) × 100 Record. The mean of the two results is reported to the nearest whole number as the aggregate crushing value of the tested material. Safety Precautions: Use hand gloves while removing containers from oven after switching

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Aggregate Crushing Value Test - Procedure And Result ...

2019-10-3  The crushed aggregate sample which is finer than 2.36 mm is separated and expressed as a percentage of the original weight taken in the mould. The percentage of weight passed through the 2.36m IS sieve is known as Aggregate crushing value.. In situations, when the aggregate value 30 or higher the result may be a mistake and in such cases, the “ten percent fines value” should be determined ...

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AGGREGATE CRUSHING VALUE - T Square Civil Engineering

2021-7-2  The load shall be released and the whole of the material removed from the cylinder and sieved on a 2.36mm IS sieve. The fraction retained on the sieve shall be weighed. Repeat the whole procedure for another set. The aggregate crushing value then calculated by

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Development Of Guide Specifications For Recycled ...

2008-7-25  • aggregate crushing value; and • degree of contamination. The bulk density of loose recycled aggregate was determined in accordance with AS 1141.6. As shown in Fig. 1, the density of oven-dried recycled aggregates is generally lower than that of the reference basalt aggregate. The lower density values of

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ctii*ila fuQ: cr - Internet Archive

2018-3-19  Sand) Fine aggregate manufactured from other than natural sources, by processing materials, using thermal or other processes such as separation, washing, crushing and scrubbing. NOTE - Manufactured fine aggregate may be Recycled Concrete Aggregate (RCA) (see Annex A). 3.2 Coarse Aggregate - Aggregate

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IS 2386-4 (1963): Methods of test for aggregates for ...

2018-11-14  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 result may be anomalous, and in ...

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Aggregate Crushing Value Apparatus - Sun LabTek

2020-9-6  Specification: The Aggregate Crushing Value (ACV) test set provides a relative measure of the resistance of an aggregate to crushing under a gradually applied compressive load. Each set consists of steel cylinder, plunger, base plate, cylindrical measure and tamping rod. All parts

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Aggregate Crushing Value Test - Vidyarthiplus

Aggregate Crushing Value Test INTRODUCTION The principal mechanical properties re~ired in road stones areQ satisfactory resistance to crushing ... Indian Standard Specification for Coarse and Fine Aggregates from Natural Sources for concrete, IS : 383Indian Staadards, Institution. 4. Standard Specification and

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METHOD B1 THE DETERMINATION OF THE AGGREGATE

2000-2-7  The aggregate crushing value (ACV) of an aggregate is the mass of material, expressed as a percentage of the test sample. which is crushed finer than a 2,36 mm sieve when a sample of aggregate passing the 13,2 mm and retained on the 9,50 mm sieve is subjected to crushing under a gradually applied compressive load of 400 kN. 2 APPARATUS 2.1 An ...

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AGGREGATE CRUSHING VALUE - T Square Civil Engineering

2021-7-2  The load shall be released and the whole of the material removed from the cylinder and sieved on a 2.36mm IS sieve. The fraction retained on the sieve shall be weighed. Repeat the whole procedure for another set. The aggregate crushing value then calculated by

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Pavement materials: Aggregates

The aggregate crushing value provides a relative measure of resistance to crushing under gradually applied crushing load. The test consists of subjecting the specimen of aggregate in standard mould to a compression test under standard load conditions (Figure 1). Dry aggregates passing through 12.5 mm sieves and retained 10 mm sieves are filled ...

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Evaluating the crushing characteristics of recycled ...

2021-5-1  The aggregate crushing value is a crucial essential index to evaluate a material’s crushing resistance based on current specifications for road base construction. In this study, the addition of brick or mortar reduced the aggregate crushing value, causing difficulties in reusing CDW for high-quality road bases.

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ctii*ila fuQ: cr - Internet Archive

2018-3-19  Sand) Fine aggregate manufactured from other than natural sources, by processing materials, using thermal or other processes such as separation, washing, crushing and scrubbing. NOTE - Manufactured fine aggregate may be Recycled Concrete Aggregate (RCA) (see Annex A). 3.2 Coarse Aggregate - Aggregate

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Durability testing of basic crystalline rocks and ...

2007-2-27  The results of all of the specimens tested using the 10% Fines Aggregate Crushing test (10%FACT) and Aggregate Crushing Value (ACV) test complied with the South African specifications. However, five of the materials would be rejected on the basis of the ratios of their soaked to dry 10%FACT strengths.

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