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Aggregate in concrete crushing value test report


    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

  • Aggregate impact value test- step by Step Procedure with

    Jun 09, 2020· The aggregate impact value test is done to test the compressive strength of aggregate when sudden and immediate impact force acted on it. It is expressed in percentage (%). It should be less for high impact bearing aggregate for pavement. In this post I will show you the details of the aggregate impact value test.


    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 test

  • Aggregate impact and crushing test - SlideShare

    Feb 08, 2012· SS (1974). SS73:1974 Specification for methods for sampling and testing of mineral aggregates, sand and fillers - Determination of aggregate impact value, aggregate crushing value and ten percent fines value. Singapore Standard, Singapore.2. Millard, R.S.

  • Aggregate Crushing Value (ACV) - Civil Engineering Laboratory

    The standard aggregate impact test shall be made on aggregate passing a 14.0 mm BS test sieve and retained on a10.0 mm BS test sieve. If required, or if the standard size is not available, smaller sizes may be tested but owing to the non-homogeneity of aggregates the results are not likely to be the same as those obtained from the standard size.

  • ISO/DIS 20290-3(en), Aggregates for concrete ? Test

    The aggregate crushing value (ACV) is expressed as a percentage to the first decimal place, of the mass of fines formed to the total mass of the test specimen. Only informative sections of standards are publicly available.

  • Environmental Considerations in Concrete Recycling

    Mar 29, 2017· Concrete Recycling Breaking, removing and crushing hardened concrete from an acceptable source. Old concrete pavements often are excellent sources of material for producing recycled concrete aggregate (RCA). This webinar focuses primarily on RCA from existing pavements (not mixed C&D waste). 6

  • Comparative study of established test methods for

    with the rock strength. By comparing technical properties (Los Angeles (LA) value , aggregate crushing value (ACV), aggregate impact value (AIV) and 10 percent fines ag-gregate crushing test (10 % FACT)) with quantitative analysis (mineral grain size and mineral grain size distribution), it is possible to determine the mineral grain size corre-

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

    With aggre- gate of aggregate crushing value 30 or higher, the result may be anomalous, and in such cases the ten percent fines value should be determined instead. 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.

  • Concrete and Aggregate Testing SGS

    Concrete and aggregate used in your construction projects has to meet strict regulations and quality standards. As these standards are often compulsory, concrete and aggregate testing by an independent third-party is necessary to help assure compliance.


    1.The ratio of the weight of fines formed to the total sample weight in each test shall be expressed as a percentage, the result being recorded to the first decimal place: 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.Video Aggregate Crushing Value Test

  • Aggregate Crushing Value Test - Significance & Test

    The aggregates crushing value test should be performed as per IS code 2386 Part IV. First, fill the sample aggregate with one-third of the cylindrical measure in three layers Each layer should be tamped 25times freely. After filling the sample aggregate, weigh and record it as W1.

  • How to Determine the Aggregate Crushing Strength Value in

    Apr 26, 2018· Procedure for crushing strength of aggregate. Before testing, the aggregate should be in surface dry condition.You can achieve the dry condition of aggregate by placing aggregates in an oven for 4 hours at 100-degree Celcius. The aggregates passing through 12.5mm and retained on 10mm IS sieves are selected for finding aggregate crushing strength.

  • A new practical method for determining the LA abrasion

    Oct 01, 2017· Aggregate Impact Value: BSI BS 812-112 (1990c) Aggregate Crushing Value: AS 1141.21 (1997) BSI BS 812-110 (1990b) Micro-Deval Abrasion: AASHTO TP 58 (1999) ASTM D6928 (2010) AENOR UNE-EN 1097-1 (2011) Texas Ball Mill (Wet) AS1141.28 (2014) Country Roads Board, Victoria Test Method 341 (National Association of Australian State Road

  • Stripping value Test of Road Aggregate - Cement Concrete

    IRC has specified the maximum stripping value of 25% for aggregates to be used in bituminous road construction. Youll also like: Marshall mix design method,apparatus and procedure. Aggregate Impact value Test Apparatus, Procedure and uses. Aggregate Crushing Value Test Determine Aggregate Crushing Strength. Penetration test of Bitumen.

  • Aggregate crushing Test - YouTube

    Nov 26, 2009· Need to report the video? Aggregate Crushing Value Test - Duration: 9:00. Bhanu Prakash Baswa 198,612 views. 9:00. How To Form, Pour, And Stamp A Concrete Patio Slab -

  • Aggregate Crushing Value Test -Determine Aggregate

    May 05, 2010· 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.

  • Aggregate Crushing Value and 10% Fines Value.pdf - Chapter

    Chapter 7 Standard Test Procedures Tests For Aggregates And Bricks MAY 2001 Page 7.35 Results. Calculate the mean of the two values determined to the nearest whole number. Report the mean as the Aggregate Crushing Value, unless the individual results differ by more than 0.07 times the mean value. In this case repeat the test on two further specimens, calculate the median of the four

  • (DOC) Aggregate crushing value Test Lab Report Adnan

    Aggregate crushing value < 45% for aggregates used for concrete for non-wearing surfaces and <25% for wearing surfaces like runways and roadways. Discussion: 1. Sample can expel from the mound because the mound not closed. Mound can affect the error measuring reading.

  • Aggregate Crushing Value Calculator, Test on course and

    Aggregate used in road construction, should be strong enough to resist crushing under traffic wheel loads. If the aggregates are weak the stability of the pavement structure is likely to be adversely affected. The strength of coarse aggregates is assessed by aggregate crushing test. Prodecure to conduct crushing Value Test


    Sep 12, 2015· For bituminous concrete, a maximum value of 35 percent is specified. Also read: Los Angeles Abrasion Value Test Procedure of Aggregates. 3. Impact Test Fig-3 Impact Test Setup. The aggregate impact test is carried out to evaluate the resistance to impact of aggregates.

  • (PDF) Testing aggregates - Part 110: Methods for

    Calculation and expression of results Test reportThe report shall affirm that the aggregate crushing value was determined in accordance with this Part of BS 812 and whether or not a certificate of sampling is available. If available, a copy of the certificate of sampling shall be provided.

  • Aggregate Crushing Value - engineeringcivil

    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

  • Aggregate Crushing Value Test - Procedure And Result

    Oct 03, 2019· Sampling for Aggregate Crushing Value Test: For the Aggregate crushing value test, an aggregate sample passing through 12.5 mm IS sieve and retained on 10mm IS sieve is selected and dried to a temperature of 105 ºC to 110 ºC then cooled to room temperature. To fill the cylindrical measure mould about 6.5 kg of a sample of aggregate

  • Aggregate Test Procedure The Quality Guru

    Aggregate crushing value test on coarse aggregates gives a relative measure of the resistance of an aggregate crushing under gradually applied compressive load. Aggregate crushing value is a numerical index of the strength of the aggregate and it is used in construction of roads and pavements.

  • aggregate impact value test conclusion we civil engineers

    Material Test; Concrete technology; MCQS; Contact; About; Search for: Tag: aggregate impact value test conclusion. Aggregates Test. Aggregate Crushing Value test. 23 Jan 2018 5 Sep 2018. AIM: To determine the aggregate crushing value of coarse aggregates as per IS: 2386 (Part IV) - 1963. APPARATUS: i) Cylindrical measure and plunger ii

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

    May 08, 2013· Objective For determination of the aggregate crushing value of coarse aggregate, which passes 12.5 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 Properties. Equipment & Apparatus Steel Cylinder Sieves (12.5mm,10mm) Cylindrical metal measure Tamping Rod Balance (0

  • Summary of Testing of Recycled Crushed Concrete

    Summary of Testing of Recycled Crushed Concrete RICHARD W. PETRARCA and VINCENT A. GALDIERO ABSTAACT To investigate the performance of recycled concrete aggregates (RCA), physical test data from 1977 through 1982 are summarized in order to present typical characteristics of the RCA material, In situ deflection test


    of aggregate) and 1.7 mm Fig. 3: Los Angeles Testing Machine Inside Length = 50 cm and Inside Diameter = 70 cm Fig. 4: Abrasive Charges Diameter = 48 mm and Weight = 390 to 445 g 3.Reference IS 2386(Part 4):1963 Methods of Test for Aggregates for Concrete- Mechanical Properties. Reaffirmed-Dec 2016 4.Procedure A.Gradation Of Aggregate

  • The Prediction of Coarse Aggregate Performance by Micro

    The Prediction of Coarse Aggregate Performance . by Micro-Deval and . Soundness Related . Aggregate Tests. RESEARCH REPORT ICAR 507-1F. Sponsored by the

  • Aggregates for Concrete

    aggregate and crushed stone coarse and fine aggregate are produced by crushing natural stone. Crushing, screening, More performance tests are also used to test aggregates in concrete. A typical consensus specification for fine and coarse aggregates, with typical range values, are


    The process of concrete mix design and determination of Aggregate Crushing Value according to ACI 211.1(ACI 211.1, 2009) and BS 812-110 standards (BS 812-110, 2009)was used in

  • CIVE 2700: Civil Engineering Materials Fall 2017 Lab 2

    concrete and; (3) testing of concrete in tension and compression. For the mix design of concrete (ASTM C192), 2.5kg of water was mixed with the cement, sand and gravel (each having a mass of 6 kg) with 500g added at intervals. The mixture was done by hand for about 20 minutes using a shovel and wheelbarrow. After mixing the concrete, the slump

  • How to determine the crushing value of aggregate? - Civil Tips

    Jan 27, 2019· The aggregate crushing value should not be more than 45% for aggregate used for concrete other than the wearing surfaces. 30% for concrete used the surfaces such as runway, roads and air field pavements.

  • Aggregate Crushing Value test we civil engineers

    Jan 23, 2018· The aggregate crushing value for cement concrete pavement shall not exceed 30%. The aggregate crushing value for wearing surfaces shall not exceed 45%. PURPOSE OF TEST: The strength of coarse aggregate is assessed by aggregate crushing test, the aggregate value provide the relative measure of resistance to crushing under gradually applied

  • Aggregate Impact Value Test as per IS 2386 Part 4-1963

    Home Aggregates Aggregate Impact Value Test as per IS 2386 Part 4-1963, Procedure, Lab Report, Apparatus List, Formula What is Aggregate Impact Value ? The aggregate impact value is defined as a relative measure of the resistance of an aggregate to sudden shock or impact, which (in some aggregates) may differ from its resistance to a slow

  • How to Find Aggregate Crushing Value and Its Test Procedure?

    Aggregate Crushing Value and Its Test Procedure: One of the test in which concrete material can fail is due to crushing under compressive stress. Aggregate crushing test is standardized by IS: 2386 part-IV and used to verify the crushing strength of aggregates. The aggregates should be oven dried, which can passes through 12.5mm and retained on

  • Aggregate Crushing Value Test Report

    advantages aggregate crushing value test report. Surface dressing with aggregate chippings and bitumen, DEPOT TRAY TEST (Know the amount of binder you are spraying, and its evenness of

  • Aggregate Crushing Value Test Concrete Cement

    AGGREGATE CRUSHING VALUE. TEST. Give the Value of crushing strength of aggregates AGGREGATE IMPACT TEST. Aggregate impact value is to classify the stones in respect of their toughness property Specific Gravity and Water Absorption Tests. To determine vThe values of specific gravity, water absorption Report on quality of stone LOS ANGELES ABRASION TEST. To assess the hardness of aggregates


    Aggregate impact value gives a relative measure of the resistance of an aggregate to sudden shock or impact, As an alternative to crushing value, the aggregate impact value should not exceed 45% by weight for aggregates used for concrete other than for wearing surfaces and 30% by weight for concrete for wearing surfaces, such as runways, roads

  • aggregate crushing value - BRITISH STANDARD Testing

    BRITISH STANDARD Testing aggregates Part 110: Methods for determination of aggregate crushing value. Study Resources Aggregate Concrete Block Association Association of 1 5 Apparatus 1 6 Preparation of test portions and specimens 2 7 Procedure 3 8 Calculation and expression of results 3 9 Precision 3 10 Test report 4 Appendix A

  • Use of recycled concrete as aggregate. Final report

    @article{osti_7310891, title = {Use of recycled concrete as aggregate. Final report}, author = {Buck, A D}, abstractNote = {Supplies of natural mineral aggregates are diminishing as their usage increases. Disposal problems exist because of steadily increasing accumulation of solid wastes. In light of these two situations an investigation was made to evaluate the use of crushed waste concrete

  • Aggregate Crushing Value Test - Cement Concrete

    May 17, 2019· Aggregate crushing value is defined as the percentage by weight of the crushed (or finer) material obtained when the test aggregates are subjected to a specified load under standardized conditions, and the strength of the aggregate used in road construction is expressed by numerical index.

  • Flakiness Index and Elongation Index Test on Coarse Aggregates

    The particle shape of aggregates is determined by the percentages of flaky and elongated particles contained in it. For base course and construction of bituminous and cement concrete types, the presence of flaky and elongated particles are considered undesirable as these cause inherent weakness with possibilities of breaking down under heavy loads. Thus, evaluation of shape of the particles


    [6] report the Canadian freeze-thaw test is marginally better than the magnesium sulfate soundness test for evaluating aggregate for asphalt concrete. AGGREGATE SELECTION Contacts were made with state transportation agencies to identify sixteen aggregate sources for study. The basis for selection was to provide a wide range of performance levels in

  • Aggregate crushing value test Step by Step Procedure

    Aggregate Crushing Value (ACV) can be determined by using a simple formula: This test is repeated once or twice and the average crushing value of the aggregate is determined. The average crushing value in the different tests is the actual crushing value of aggregate. Important points to remember 1.It is recommended that the crushing value of

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