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The Aggregate Impact Value Test is one such test. The impact test is a type of quality control test for highway pavements that is used to determine the suitability of aggregates for use in highway pavement construction. The principal …
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Aggregate Impact Value = (B/A) X 100 where A = weight in g of saturated surface - dry sample, B = weight in g of fraction passing through 2.36 mm IS Sieve 6. Reporting of Results – The mean of the two results shall be reported to the nearest whole number as the aggregate impact value of the tested material.
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DETERMINATION OF AGGREGATE IMPACT VALUE (AIV) (BS 812-112) Scope: This Part of BS 812 describes methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance of an aggregate to sudden shock or impact. Principle A test specimen is compacted, in a standardized manner, into an open steel cup.
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Procedure of 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. (i) Sieve the material through 12.5 mm and 10.0mm IS sieves. The aggregates passing through 12.5mm sieve and retained on 10.0mm sieve comprises the test material.
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As you all know, road transportation facilities will always busy with live loads. The constant movementpressure will be applied on the road continually. The coarse aggregate used in the development will able to handle this pressure. Due to massive load movement on it, the coarse aggregate will be subjected to constan…
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Aggregate Impact Value report.docx - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. The document describes the Aggregate Impact Value (AIV) test outlined in ASTM-D58-74. The test determines the toughness of aggregate materials by measuring the percentage weight loss of particles passing a 2.36mm sieve after being …
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A.5 Calculation and expression of results Follow the general procedure described in clause 8. A.6 Test report The test report shall contain the information specified in clause 10 with additionally, the size of the aggregate tested, and if smaller than the definitive apparatus, the nominal size of the cylinder used in the test.
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The document describes a procedure to determine the aggregate impact value through laboratory testing. The test involves subjecting aggregate samples to 15 blows from a falling hammer, then measuring the amount of material that passes through a 2mm sieve. Two aggregate samples were tested according to this procedure and found to have impact values of 12.07% and …
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Free fall of hammer should be within 380±5 mm. A cylindrical metal measure having internal diameter 75 mm and depth 50 mm for measuring aggregates. Tamping rod 10 mm in diameter …
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This paper presents an assessment of the Aggregate Impact Value (AIV) test, crucial for evaluating the strength and suitability of aggregates used in road construction. The AIV indicates the resistance of aggregates to crushing under …
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compressive load. With aggregate of aggregate impact value (AIV) higher than 30 the result may be anomalous. Also aggregate sizes larger than 14 mm are not appropriate to the aggregate impact test. The standard aggregate impact test shall be made on aggregate passing a 14. mm BS test sieve and retained on a 10.0 mm BS test sieve. If required ...
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LAB 4 - Aggregate Impact Test - Free download as PDF File (.pdf), Text File (.txt) or read online for free. aggregate impact test lab report
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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 compressive …
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The apparatus of the aggregate impact value test as per IS: 2386 (Part IV) – 1963 consists of: 7) 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. It is supported on level and plane concrete
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Ame Test Report - Free download as Word Doc (.doc), PDF File (.pdf), Text File (.txt) or read online for free. This document contains the results of several tests performed on aggregate samples, including gradation tests using various …
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On the basis of impact loading tests and uniform loading test aggregate are classified on strength basis and are compared with standard limits. Of the selected aggregates, all the samples crushed in the range which is acceptable. Margalla Aggregate crushed the most under Impact loading and uniform loading while Sargodha aggregate crushed least.
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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 sieving to determine how …
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The aggregate impact value test is done to test the compressive strength of aggregate when sudden and immediate impact force acted on it. ... Final report of aggregate impact value test. Weight of oven dried aggregate sample (A) = …
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Aggregate Impact Test - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document contains the table of contents for a lab report on determining the aggregate impact value of road construction materials. It includes sections on introduction, objectives, problem statement, apparatus and materials, procedure, data analysis, discussion, conclusion, …
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Aggregate Impact Test - Free download as Word Doc (.doc), PDF File (.pdf), Text File (.txt) or read online for free. The document describes the aggregate impact test, which is used to evaluate the toughness of aggregates for use in pavements. The test involves subjecting aggregates contained in a metal cup to 15 blows from a falling hammer. The crushed aggregates are then …
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The point load test apparatus and procedure enables economical testing of core or lump rock samples in either a field or laboratory setting. In order to estimate uniaxial compressive strength ...
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PDF | The Charpy impact test, just like any impact testing method, determines the toughness of materials by measuring the amount of energy absorbed by a... | Find, read and cite all the research ...
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5.16 The Heavy Impact Value has application 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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Los angeles abrasion test.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free. This document describes the procedure for determining the Los Angeles abrasion value of aggregates to assess their suitability for use in road construction. The test involves placing aggregate samples and steel balls in a rotating drum.
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Now, calculate the final report of aggregate impact value as follows: Weight of oven-dried aggregate sample (A) = 332.8 gm Weight of fraction (dust) of aggregate passing through 2.36 mm sieve (B) = 23.2 gm Aggregate Impact Value = (B/A) * = (23.2/332.8) * ≈ 6.97% According to the IS 2386 guidelines, this value is used for water-bound ...
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Aggregates lab report.PDF - Free download as PDF File (.pdf), Text File (.txt) or read online for free. The document records the results of experiments conducted on aggregates to determine various properties. It includes procedures to …
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Scope: This Part of BS 812 describes methods for the determination of the aggregate impact value (AIV) which gives a relative measure of the resistance …
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Crushing test and Impact test are very important to estimate strength and toughness characteristics of the road aggregate. Extensive experimental procedures and different sets of equipment...
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