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2.3 Aggregate Abrasion Value 57 2.4 Aggregate Impact Value 61 2.5 Aggregate Crushing Value 65 2.6 Silt Content 70 2.7 Bulking of Sand 75 2.8 Flakiness Index and Elongation Index 77 3 Tests on Reinforcement Steel 83 3.1 Tensile Test 85 3.2 Bend Test 114 3.3 Re-bend Test 124 4 Tests on Water 127 4.1 Total Suspended Solids (Matter) in …
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AIV Test Lab Report. Also, Read: Laboratory Test on soil – Procedures and Objective Aggregate Impact Value Limits As Per IS code: Aggregates are essential ingredients for making concrete, and the properties of concrete …
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This lab report summarizes an experiment to determine the aggregate impact value (AIV) of a sample. The AIV test subjects aggregate samples to standard impacts from a dropping weight to assess their resistance to shock or impact. The procedure involves compacting 350g of aggregate between 10-14mm in size into a cup, subjecting it to 15 blows, then …
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In the Aggregate impact value test, a small portion of coarse aggregates having a size range between 10 to 12.5 mm, is confined in a 75 mm diameter cylindrical metal measure and subjected to 15 ...
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The document discusses the aggregate impact value test, which measures the resistance of aggregates to sudden shock or impact. It defines the test, describes the importance and principles, and outlines the full procedure according to IS code, including apparatus used, sample preparation, testing steps, and calculations to determine the aggregate impact …
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The aggregate impact value is expressed as percentage of fines formed in terms of the total weight of sample. Let the original weight of the oven dry sample be W 1 g and the weight of the fraction passing 2.36 mm IS sieve be W 3 g. Aggregate Impact value = 100 W 3 W 1 Result: Aggregate impact value of specimen -----
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Aggregate Impact Value - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document provides instructions for performing an aggregate impact value test in a civil engineering technology laboratory. The objectives are to determine the aggregate impact value and measure the weight retained on a 2.36mm sieve.
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Aggregate Impact Value Test - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document outlines a procedure to determine the aggregate impact value (AIV) of different coarse aggregate samples according to British Standard 812. The AIV test measures the resistance of aggregate to sudden shock or impact by …
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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. Apparatus: 1. Impact Testing Machine: Impact testing machine conforming to IS: 2386 (Part IV) -
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The document describes an experiment to determine the aggregate impact value of a given specimen through a standardized test procedure. Three samples were tested by subjecting aggregates retained between 10mm and 12.5mm sieves to 15 blows from a falling hammer.
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The abrasion Test measures 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.
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The document describes an experiment to determine the aggregate impact value of a given specimen through a standardized test procedure. Three samples were tested by subjecting aggregates retained between 10mm and 12.5mm sieves to 15 blows from a falling hammer.
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3. 3 OBJECTIVES To assess their suitability inroad construction on the basis of impact value. This test is done to determine the aggregate impact value of coarse aggregates. Many tests have been developed toempirically characterize aggregate properties without, necessarily, strong relationships to the performance of final products …
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Apparatus for the Aggregate Impact Value Test (Millard, 1993) 4 PROCEDURE 1. The aggregate is sieved and the part that passes 12 mm is obtained and retained on a 10 mm sieves. 2. This aggregate is washed and dried at a constant temperature of 1050 C to 1100 C and then the sample is cooled. 3.
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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 …
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This test is used to determine the relative resistance to impact of coarse aggregates (passing Means for supporting the hammer whilst fastening or removing the cup. …
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Aggregate Crushing Value = (B/A) X 100 Where A = weight of oven-dried sample B = weight in 'g' of fraction passing through 2.36 mm IS sieve. 6. Results The mean of the two results shall be reported 7. Video Aggregate Crushing Value Test 8. …
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[19,20,21,22,23] Kwek and Awang (2018) [19] Water The aggregate impact value test determines the aggregate's resistance to sudden loading [24], which may differ from the resistance to ...
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3.2.4 heavy medium heavy impact value (IV/HMH), n—the IV derived from using a 10 kg (22 lbm) mass hammer 130 mm (5 in.) in diameter free falling 300 mm (12 in). 3.2.5 impact soil tester, n—testing apparatus used to obtain an IV of a soil. 3.2.6 impact value (IV), n—the value expressed in units of
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7.6.1 Scope. The aggregate impact value gives a relative measure of the resistance of the aggregate to sudden shock or impact. The particular purpose which an aggregate is …
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86556593 Aggregate Impact Value - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The document describes the process to determine the aggregate impact value in the laboratory. Samples of aggregate sized 12.5-9.5mm were weighed and placed in a cylindrical cup. A hammer was dropped from a height of 38cm onto the …
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This document describes a test method for determining the aggregate impact value (AIV) of aggregates, which provides a measure of their resistance to sudden shock or impact. …
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0.3This standard specifies threquirements for the apparatus used for determining the aggregate impact value of coarse aggregate. The. aggregate impact value gives a …
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The apparatus of the aggregate impact value test consists of: A testing machine weighing 45 to 60 kg and having a metal base with a plane lower surface of not less than 30 cm in diameter. The level and plane concrete floor of a minimum of 45 cm thickness are used to support it. The base of the machine should also have provisions …
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The test report shall contain the following additional information: a) sample identification and sample description; b) the condition in which the aggregate was tested, i.e. dry or soaked condition; c) the aggregate impact value (AIV) of the dry aggregate; d) the aggregate impact value of the aggregate in a soaked condition and the number of ...
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Aiv Test Report - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. This document describes an experiment to determine the aggregate impact value (AIV) of road construction aggregates. The AIV test involves subjecting aggregate samples to 15 blows from a hammer to simulate impact from …
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The Aggregate Impact Value (AIV) (M2/M1)x100 19 % 23 %. AIV = M2/M1 * . Average aggregate impact value of the sample is 21 %. DISCUSSION 1. Give the impact value of a good aggregate to ensure the strength of the. aggregate used in road construction. -Aggregate impact value is measure of toughness of aggregate.
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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 …
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Aggregate Impact Value Test is an ability or toughness of aggregates which resist sudden impact or shock load on it. It is important in pavement Design. ... Reference:-Aggregate impact value test IS Code is 2386 (Part 4) – 1963 PDF. Test Apparatus. Aggregate Impact Value Test | Impact Test of Aggregate | Impact Value | AIV Test 5. 1. Impact ...
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