Ppt On Aggregate Crushing Test
PHYSICAL AGGREGATE TESTS: A BRIEF OVERVIEW
Aggregate Crushing Value Test (ACV) / Ten Percent Fines Test . 3. Aggregate Impact Value Test (AIV) (alternative to ACV) 4. Specific Gravity test . 5. Water Absorption Test .
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Aggregate Crushing Test | PDF
Aggregate Crushing Test - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. This document describes the aggregate crushing test used to determine the strength of aggregates used in road construction. The test measures an aggregate's ability to resist crushing under compressive loads by applying a …
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Aggregate Crushing Test | PDF
Aggregate Crushing Test - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. This document describes the …
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STEEL SLAG ASPHALT
The high Fines Aggregate Crushing Test (10 FACT) Low Aggregate Crushing Value (ACV) Low Los Angeles Abrasion Value ; Indicate high density and crushing strengths of the steel slag aggregate. 14 STEEL SLAG AGGREGATE. AGGREGATE PROPERTIES ; Particle shape and surface texture, stability and skid resistance ; Cubical shape ; Rough surface texture rough
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Aggregates | PPT
17. Tests on aggregates a.Texture and shapes test i.e. test for shapes of aggregates: 1. round shape –usually natural aggregates 2. irregular shape- a combination of different shapes 3. angular shape- usually of crushed stone 4. flaky shape- where the thickness is less than its length and width 5. elongated- usually angular where its length is larger than its …
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Pavement materials and testing | PPT
8. Tests on Soil • Sub grade soil is an integral part of the road pavement structure as it provides the support to the pavement from beneath. • The sub grade soil and its properties are important in the design of pavement structure. • The main function of the sub grade is to give adequate support to the pavement and for this the sub grade should possess sufficient stability …
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Correlating Aggregate Friction Test Results Under …
The frictional properties of the coarse aggregate used in asphalt concrete are a major contributor to the friction of the surface mixes. Selecting an aggregate that is not only polish and crush resistant to withstand the mechanical degradation and grinding under traffic loading, but also has a low friction loss rate and reasonable friction life is vital. A laboratory …
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Crushing and Screening Handbook
crushing process. The design of our certifi ed wear parts starts with CAD simulations of the crusher cavity, which is the heart of the crush-ing process. By computer based planning and continuous quality control of the casting we can guarantee premium material quality, which translates into improved wear life and a higher
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Aggregates of Concrete | PPT
3. Why use aggregateWhy use aggregate • Reduce the cost of the concreteReduce the cost of the concrete – 1/4 - 1/8 of the cement– 1/4 - 1/8 of the cement priceprice • Reduce thermal crackingReduce thermal cracking – 100 kg of OPC produces– 100 kg of OPC produces about 12about 12oo C temperature riseC temperature rise • Reduces shrinkageReduces …
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type of aggregate | PPT
The aggregate crushing value is given by, Aggregate crushing value=B/A×. 27. 2. DETERMINATION OF IMPACT VALUE (IS 2386 4-1963): Fig. Aggregate Impact Value Apparatus ... The test sample consists of aggregate passing through 12.5 mm IS sieve and retained on 10 mm IS sieve. The aggregate is oven dried at 110 degree C for 4 hours.
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AGGREGATE CRUSHING VALUE TEST 1. Objective
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 …
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Aggregate Test | PDF | Construction Aggregate
Aggregate Test - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. Aggregate crushing, impact, and abrasion values are tests to determine the strength of …
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Soil lab (Aggregates Testing) | PPT
9. AGGREGATE IMPACTVALUE A base, which helps in supporting the columns to form a rigid framework around the quick release trigger mechanism for ensuring the effective free fall of the hammer during test. The …
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7 LAB TESTS ON AGGREGATE TO CHECK QUALITY …
Specific gravity and water absorption test; Bitumen adhesion test; 1. Crushing Test Fig-1 Crushing Test Setup. One of the model in which pavement material can fail is by crushing under compressive stress. A test is …
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R0030–19 Manual of Aggregate and Concrete Testing1
3.1 Test Method C29/C29M Unit Weight and Voids in Aggregate 3.1.1 Requires conformance to all or portions of the follow-ing test methods, specifications, or practices: 3.1.1.1 Practice D75/D75M Sampling Aggregates. 3.1.1.2 Practice C702/C702M Reducing Samples of Aggre-gate to Testing Size. 3.1.1.3 Specification E11 Woven Wire Test Sieve Cloth and
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Properties of aggregrate | PPT
72. PHYSICAL REQUIREMENTS OF AGGREGATES FOR SUB-BASE, BASE COURSE AND BITUMINOUS SURFACING LAYERS (As per Rural Roads Manual) Layer Test Test Method Requirement 09/13/14 (Percent. Max.) Sub-base course Aggregate Impact value IS: 2386 (Part 4) -1963 50 Flakiness Index IS: 2386 (Part 1) -1963 40 Moisture or water …
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Standard Test Method for Soundness of Aggregates by …
Practice D 75 and reduced to test portion size in accordance with Practice C 702. 6.2 Fine Aggregate—Fine aggregate for the test shall be 6 Experience with the test method indicates that a grade of sodium sulfate desig-nated by the trade as dried powder, which may be considered as approximately anhydrous, is the most practical for use.
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Coconut shell as coarse aggregate in the concrete | PPT
Impact value The impact values for coconut shell aggregate ranges from 1.29 to 1.32%. Value indicates that it can also be used as construction material. 5. Crushing value The average crushing value is 1.16% which is lower than 30% maximum specified in the code. 6.
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What are Tests on Aggregates with its Types? [GATE Notes]
Various Tests on Aggregates are done to test the quality of aggregates such as aggregate abrasion test, flakiness index test, aggregate crushing test, aggregate impact test, elongation index test, etc. Before discussing the different types of tests on aggregates, we will discuss, what are aggregates. Aggregates are inert granular materials like sand, gravel, or …
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Construction aggregates: evaluation and specification
The lower the AIV the stronger the aggregate. It is a simple, cheap test giving precise results. An AIV less than 30 is usually required. Aggregate Crushing Value (ACV) – this is the …
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DETERMINATION OF AGGREGATE CRUSHING VALUE
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 …
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8.1 ITEM 200 and 201
DEFINITION OF SOIL AND ITS COMPONENTS Soil Aggregate ( Dense Graded Aggregate ) - natural or prepared mixtures consisting predominantly of stone, gravel or sand and containing silt-clay minus 0.075 mm material. 2. Binder ( Soil Binder ) - portion of soil passing 0.425 mm ( …
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Aggregate Crushing Value Test – Determine …
Procedure of Aggregate Crushing Value Test. Put the cylinder in position on the base plate and weigh it (W). Put the sample in 3 layers, each layer being subjected to 25 strokes using the tamping rod. Care being taken in the case of …
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Aggregate Crushing Value Test | PDF | Concrete
Aggregate Crushing Value Test - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. The document describes various tests conducted on aggregates, bitumen, …
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Introduction on aggregate crushing value apparatus | PPT
CALCULATION: • Aggregate crushing value = B/A x • The result should be recorded to the first decimal place and the mean of the two results reported. • To achieve a high quality of pavement, aggregate possessing low crushing value should be preferred. ... APPLICATION: • The test can be used to asses the suitability of aggregates ...
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Aggregates types and test as per Indian Standard …
• Aggregate Crushing Value The aggregate crushing value gives a relative measure of resistance of an aggregate to crushing under a gradually applied compressive load. ... until its lower face is 380 mm above the upper …
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Properties of aggregates- Physical properties, …
The procedure of determining aggregate crushing value can be found in "IS: 2386 (part IV) – 1963 Methods of test for aggregate for concrete Part IV Mechanical properties". According to the IS code, the test is carried out with …
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IS 2386-4 (1963): Methods of test for aggregates for …
NOTE 2 - The standard aggregate crushing test shall be made on aggre a 12.5-mm IS Sieve and retained on a IO-mm IS Sieve. If required, or if tR ate passing e standard size is not available, other sizes up to 25 mm may be tested but owing to the noIlchomo- geneity of aggregates the results will not be comparable with those obtained in the ...
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Coarse Aggregate | PPT
5. b)CLASSIFICATION BASED ON SOURCE: >Natural aggregates: This kind of aggregate is taken from natural deposits without changing their nature during the process production such as crushing and …
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Testing aggregates
Table 2 — Guide to minimum mass of test portions required to obtain a suitable mass of material to determine the aggregate crushing value Grading of the aggregate 5.7 A cylindrical metal …
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