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  • 46 DEPARTMENT OF CIVIL ENGINEERING EXPERIMENT NO 6 SPECIFIC GRAVITY OF COARSE AGGREGATE 667 Dry the test sample to constant weight at a temperature of 110 177 5 176 C 230 177 9 176 F cool in air at room temperature 1 to 3 h or until the aggregate has cooled to a temperature that is comfortable to handle approximately 50 176 C and weigh...

  • aggregate to crushing under a gradually applied compressive load Crushing value is a measure of the strength of the aggregate The aggregates should therefore have minimum crushing value 3 APPARATUS The apparatus of the aggregate crushing value...

  • The strength of coarse aggregate may be determine by aggregate crushing strength test The aggregate crushing value provides a relative measure resistance to the crushing order Gradually applied compression load to achieve a high resistance to crushing or low aggregate crushing value...

  • Name of the experiment 1 Determination of Aggregate Impact Value 2 Determination of Aggregate Crushing Value 3 Determination of Ten Percent Fine Value 4 Determination of Flakiness Index 5 Determination of Elongation Index 6 Determination of Angularity Number 7 Loss on heating of asphaltic compound 8 California Bearing Ratio Test 9...

  • However the required information on strength of coarse aggregates can be obtained from indirect tests crushing strength of prepared rock samples crushed value of bulk aggregate and performance of aggregate in concrete Tests on prepared rock samples are little used but the average value of crushing strength of such samples is about 200 MPa...

  • W A is Dry weight of aggregate The weight in g of ovendried aggregate in air W B is Weight of aggregate immersed in water The weight in g of the saturated surkedry aggregate in air Note Water absorption shall not be more than 2 per unit by weight In case in Water absorption is higher than 2 than soundness test is required...

  • These two aggregate samples were tested for sieve analysis test relative density test water absorption test ten percent fine test aggregate crushing value test ACV Aggregate impact value test AIV and Abrasion value test Findings revealed that the best aggregate for road construction is the aggregate...

  • Aggregate crushing Value percent =w2/w1 100 2643 Aggregate crushing value = W2/W1 100 = 771/2917 100 = 2643 RECOMMENDED VALUES The suitability of aggregate is adjudged depending on its proposed use inthe pavement layers Specified limits of percent aggregate crushing value for different types of road construction s given bellow...

  • Calculation of aggregate crushing value The aggregate crushing value is defined as the ratio of the weight of fines passing through specified IS here 236mm sieve to the total weight of sample expressed in percentage W1= Weigh of the total aggregates Wa-We W2= Weigh of aggregates passing through 236mm IS sieve...

  • The value is higher when more percentage of aggregates crush and break into smaller pieces which indicates the aggregates are of a lower quality 2 Aggregate crushing value < 45 for aggregates used for concrete for non-wearing surfaces and...

  • Aggregate Crushing Value Various Lab Test On Bitumen Aggregate Abrasion Value Aggregate Impact Value M 15 Mix Designs as per IS-10262-2009 NDT Test M-20 Mix Designs as per IS-10262-2009 Comments BBALAGURU September 11 2008 at 7 37 am VALUABLE INFORMATION Reply Link Sushil Ostwal October 3 2009 at 4 26 am...

  • Abrasion Test is the measure of aggregate toughness and abrasion resistance such as crushing degradation and disintegration This test is suggested by AASHTO T 96 or ASTM C 131 Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and Impact in Los Angeles Machine...

  • Dec 08 2017 0183 32 In this video we will see the procedure of determining aggregate impact value as per IS 2386 PART4...

  • From the experiment that were conducted we had obtained the aggregates crushing from MEC 481 at Universiti Teknologi Mara From the experiment that were conducted we had obtained the aggregates crushing value is 602 Therefore The aggregate will fall out from brass plate because of the hammer was released freely and fall on the...

  • AGGREGATE CRUSHING VALUE IS 2386-Part 4-1963 Published by Suryakanta on May 8 2013 Leave a response Objective For determination of the aggregate crushing value of coarse aggregate which passes 125 mm IS sieve and retained on 10 mm IS sieve Reference Standard IS 2386 Part IV -1963 Methods of test for aggregate for concrete Part IV Mechanical Properti...

  • AGGREGATE CRUSHING VALUE TEST Object of the Experiment a To determine crushing value of given aggregat Aggregate Crushing Value Test b To assess suitability of aggregates for use in different types of concrete and pavements Theory and Scope The road aggregate is generally manufactured to a specified grading and stock piled at a sight...

  • 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 is the percentage by weight of the crushed material obtained when test aggregates are subjected to a specified load under standardized conditions...

  • CEG552 HIGHWAY TRAFFIC ENGINEERING AGGREGATE IMPACT TEST OBJECTIVES The objective of this study is to assess the resistance of an aggregate to mechanical degradation by the Aggregate Impact Test PROCEDURES The apparatus consists of a steel test mould with a falling hammer The hammer slides freely between vertical guides so arranged that the lower part of the...

  • Water absorption values are used to calculate the change in the mass of an aggregate due to water absorbed in the pore spaces within the constituent particles compared to the dry condition when it is deemed that the aggregate has been in contact with water long enough to satisfy most of the absorption potential 54 Aggregate Crushing Value...

  • The cup is fixed firmly in position on the base of the M1 - M2 M3 10 g 19 -17 -08 the aggregate impact value and more the aggregate impact value less is the hammer machine and the whole of the test sample from 2 327 315 334 To determine the aggregates toughness of the road aggregates and the cylindrical measure is transferred to the cup...

  • Crushing Machine Tamping Rod Trowel Weighing Balance Cylindrical Mould Plunger etc Description Aggregates crushing value The aggregates crushing value is the ability of an aggregate to resist crushing under a gradually applied compressive load Impact value is the resistance of an aggregate to sudden or impact load...

  • checking the mechanical properties Aggregate Impact Value Aggregate Crushing Value and Ten Percent Fines Value and shape characteristics Flakiness Index Elongation Index and Angularity Number of aggregates used in roadway construction The test procedures are described as per BS 812 1975 PART 1 2 3 standards...

  • Jan 10 2020 0183 32 Overall the effect of the crusher type on the characteristics of the aggregates shape is more in the marble and less in the tuff In marble the p-value of nine aggregate features is lower than 005 while in tuff the p-value of three aggregate features is lower than 005 see Table 4...

  • Aggregate Equipment115 Мб Metal Measure 115 mm diameter x 180 mm deep For Aggregates Smaller Than 10 mm Aggregate Crushing Value Apparatus 75 mm diaAG 0158 AAV Abrasion Machine Aggregate Equipment Skid Resistance and Friction Tester Skid Tester Standards EN 1097-8 ASTM E103 BS 812 144 The Sk...

  • Experiment No 4 Determination of the aggregate impact value of different coarse aggregate sampl 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...

  • Apr 28 2013 0183 32 24The aggregate crushing value givesa relative measure of resistance ofan aggregate to crushing under agradually applied compressive loadThe aggregate crushing strengthvalue is useful factor to know thebehaviour of aggregates whensubjected to wear1 Crushing Test of Aggregate 24...

  • The aggregate crushing value is a numerical index of the resistance of an aggregate to crushing under a gradually applied compressive load It is expressed as the percentage by mass of the crushed or finer material obtained when the test sample is subjected to a specified load under standard conditions...

  • Aggregate Crushing Value Test 2 Aggregate Impact Test 3 Specific Gravity and sieve analysis 4 Los Angeles Abrasion Value Test 5 Flakiness and elongation Indices of coarse Aggregat II Model generation in ETABS EXPERIMENT 2 Load generation and load cases EXPERIMENT 3...

  • aggregate which is used are passed by 16 mm sieve and retained on 125mm sieve Then the partial replacement of coarse aggregate is done by 10 13 15 20 and 25 and the testing of the cube is done on 7days 14days and 28days This experiment...

  • aggregate crushing value experiment - Coal Surface Mining aggregate crushing value experiment Description aggregate crushing value test aim i to determine crushing value of given road aggregates ii Get Price Here...

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