Procedure for determining combined specific gravities for different sources of material. Procedure a shall be used unless otherwise specified. Canadian council of independent laboratories may 2015 plastic fines in graded aggregates and soils by use of the sand equivalent test aashto t176 08 astm d241914 may 2015 page 5 of 6 procedure 1. Ideal for use on job site to give more uniform shaking action.
It is the responsibility of the user to consult and establish appropriate safety and health practices and. Test procedure for sand equivalent test txdot designation. In the sand equivalent test, a sample of aggregate passing the no. Wsdot test method t 1 method of test for determination of degradation value 1. Testing for sand equivalent will be performed on aggregate stockpile samples proportioned and composited to meet the. Apparatus see aashto t 176 for a detailed listing of sand equivalent apparatus. Quality level pay ql paypercent within limits pay pwl payfield materials manualappendices and test methodstesting forms. T 283 resistance of compacted hot mix asphalt hma to moistureinduced damage. Note 1some agencies perform the test on material with a top size smaller than the 4. Equipment and materials the sand equivalent test kit consists of.
The aashto standard test procedure uses a 500 ml pycnometer flask while the nddot modification uses a ml pycnometer and a glass cover plate. Tex203f construction division 1 6 08990809 test procedure for sand equivalent test txdot designation. Sand equivalent test equipment graduated plastic cylinder, rubber stopper, irrigator tube, weighted foot assembly, and siphon assembly, with mechanical shaker, all conforming to specifications, dimensions, and setup as designated in aashto t 176. Plastic fines in graded aggregates and soils by use of the sand equivalent test. Astmd2419 standard test method for sand equivalent value of soils and fine aggregate ics number code 93. Aashto uses a g sample which is soaked 15 to 19 hours. Sand equivalent shakers are available in motorized and handoperated models for determining the portion of undesirable claylike fines in granular soils and fine aggregates sand equivalent test sets are sold as complete kits or separate components to measure proportions of clay line fines present in. Status of aashto materials standards and test methods. The loss by decantation test procedure used was in accordance with the texas highway department test method tex406a.
This manual has the current versions of our laboratory test procedures. Determine the exact amount required to provide four test specimens by dipping four measuring tins full of the material and determining either the combined volume or mass. Prepare a minimum of 12 test specimens in accordance with. The purpose of this test method is to indicate, under standard conditions, the relative proportions of claysize or plastic fines and dust in granular soils awtm fine aggregates that pass the 4. Sand equivalent and methylene blue value of aggregates for highway engineering 119 for the nonlimestone aggregates te sted, t he methylene blue values mb varied from 0. This test method provides the procedure for measuring the relative proportions of detrimental. Odot aasht o astm mftp odot laboratory test method s with aashto, astm and mftp test references description of test t 267 d 2974. It serves as a rapid test to show the relative proportion of fine dust or claylike materials in fine aggregates fa and soils. See aashto t 176 for a detailed listing of sand equivalent. It is measured by standardized test methods such as astm d2419. If the sand equivalent, determined from a test on one dried test specimen, is below. Follow aashto t 17608 in its entirety with the following exceptions. Training video produced by the oklahoma highway construction m.
Table b1 calibration, standardization and check procedures. Introduction in 2010 cetanz organised and ran an interlaboratory proficiency scheme on the sand equivalent test, designed to achieve the following outcomes. Sand equivalent shakers are available in motorized and handoperated models for determining the portion of undesirable claylike fines in granular soils and fine aggregates. Astm d2419 pdf buy astm d standard test method for sand equivalent value of soils and fine aggregate from sai global. Sand equivalent and loss by decantation tests the sand equivalent tex203f and loss by decan tation tex406a test methods used in this program are given in the appendix. Restart the procedure with step 3 and shake the sieve stack for 2. The following resources are related to the quality management and analysis of construction materials. Hveem while he was serving as materials and research engineer, california division o. Detailed descriptions and specifications are included as. It is not a complete procedure and should not be used to perform the test.
Standard test method for sand equivalent value of soils and. Particle size distribution this test can be conducted at site or in laboratory for every 40 cum of sand. Nd t 176 plastic fines in graded aggregates and soils by use of the sand equivalent test. Produced in cooperation with the upper great plains transportation institute at ndsu.
T 176 plastic fines in graded aggregates and soils by use of the sand equivalent test, method 2. T 209 theoretical maximum specific gravity g mm and density of hma. Test procedure astm d7428 standard test method for resistance of fine aggregate to degradation by abrasion in the micro deval apparatus the oregon department of transportation has specified methods for the test procedure. Method b19 the determination of the sand equivalent of aggregates 1 scope this method is intended to serve as a rapid test to show the presence or absence of. T 269 percent air voids in compacted dense and open asphalt mixtures. Oct 17, 2015 sand equivalent value test purpose to determine the percent of undesirable particles in the fine aggregate fraction used in the design of portland cement concrete mixtures. Status of aashto materials standards and test methodsaugust 2017 this document shows all materials specifications, practices, and test methods that have been published as part of the aashto standard specifications for transportation materials and methods of sampling and testing from its first publication in 1931 through the most recent edition.
Standard test method for sand equivalent value of soils and fine aggregate 1. Sand equivalent figure 1 the sand equivalent test, described in the test description section, separates out a fine aggregate samples sand and plastic fines and dust portion to determine the content of the latter. It is measured by standardized test methods such as astm d2419, aashto t176, and en 9338. The test is used to qualify aggregates for applications where sand is desirable but fines and dust are not. The purpose of this method is to indicate, under standard conditions, the relative proportions of claylike or. This test method determines the amount of material finer than the no. This procedure is used for determining the sand equivalent value for mineral aggregate to be used in acfc. Bulletin 27 bituminous concrete mixtures, design procedures, and. Sand equivalent test equipment for use in soil testing of fine aggregate and soils we are closely monitoring the changing situation with the covid19 virus outbreak.
Correlation of concrete properties with tests for clay. The purpose of this test method is to indicate, under standard conditions, the relative proportions of claysize or plastic fines and dust in granular soils and fine aggregates that pass the 4. Use of the sand equivalent test aashto t 228 specific gravity of. Sand equivalent apparatus to astm d2419, aashto t176. Division of engineering services transportation laboratory 5900 folsom blvd. If the resulting test value is lower than that specified, however, it will be necessary to rerun the test on a dried test specimen. However, if a test was identical to an aashto, ast, or mftp procedure it was not m duplicated in this manual. The procedure described in sabs method 838 is used.
D 362596 2005 standard practice for effect of water on. Marshall mix design method for asphaltic concrete an arizona method. Provide results that should enable participants to improve their performance. The method is also applicable for determining the relative proportions of detrimental fine dust or claylike material in soils. Ariz 242a september 5, 1996 sand equivalent test for mineral. Clay like material are small particles in the size of clay particles that are deleterious to asphalt concrete. Standard test method for sand equivalent value of soils. Method of test for sand equivalent of soils and fine aggregate dotd designation.
Sand equivalent serve as rapid fieldcorrelation tests for soil testing. Sand equivalent value of soils and fine aggregate categories of soils based on particle size. Prepare sand equivalent test specimens from the passing no. The purpose of this test method is to indicate, under standard conditions, the relative proportions of claylike or plastic fines and dust in granular soils and fine aggregates that pass the 4. To create the working solution, mix 85ml of solution for every gallon of distilled water. Download limit exceeded you have exceeded your daily download allowance. It is the responsibility of the user of this method to consult and use departmental safety and health practices and determine the applicability of regulatory limitations before any testing is performed. This method covers the procedure for determining the susceptibility of an aggregate to degrade into plastic fines when abraded in the presence of water. The sand equivalent test quantifies the relative abundance of sand versus clay in soil.
Perform tests in groups of three, using working solution at different. Organic impurities test this test is conducted at the field, for every 20 cum or part thereof. This procedure covers the determination of plastic fines in accordance with. This method of test is designed to determine the relative proportion of dust or clay material in fine aggregates using a mechanical shaker. This test method is intended to serve as a rapid fieldcorrelation test. D 241909 standard test method for sand equivalent value of soils and fine aggregate. California test method 217 general information your sand equivalent shaker was thoroughly inspected before it was shipped and should be ready to operate as soon as you have completed the setup procedure. The term sand equivalent expresses the concept that most granular soils and fine aggregates are mixtures of desirable coarse particles, sand, and generally undesirable clay or plastic fines and dust.
Sand equivalent test sets are sold as complete kits or separate components to measure proportions of clay line fines present in aggregates. Sand equivalent test fop for aashto t 176 scope this procedure covers the determination of plastic fines in accordance with aashto t 17608. Hard copies prior to january 1, 2015 are controlled. Gilson sets include everything required in astm and aashto test methods to conduct the test except the shaker. Offers increased accuracy and ease of operation compared to a springtype timer. Introduction this method is intended to serve as a rapid field correlation test. Scope the sand equivalent test provides a measure of the relative proportions of detrimental fine dust or claylike material in soil or fine aggregates. As of now, we are able to fulfill orders but we will keep you posted as the situation evolves. Apparatus the following equipment is required to perform this test. Sand equivalents according to caltrans test method 217 sand equivalent, the sand equivalent test provides a measure of the relative proportions of detrimental fine dust or claylike material in soil or fine aggregates. Texture sand patch general description this test method is suitable for field tests to determine the average macrotexture depth of a pavement surface. This test method does not purport to address all of the safety concerns associated with its use. This procedure covers the determination of plastic fines in accordance with aashto t 17608. Sand equivalent test for mineral aggregate for asphaltic concrete friction course a modification ofaashto t 176 this test procedure is the same as specified in aashto t 176, except.
The knowledge of pavement macrotexture depth serves as a tool in characterizing the. Stock solution for sand equivalent test is a concentrated calcium chloride solution which is diluted with distilled water to create the working solution for conducting sand equivalent tests. Astmd2419 standard test method for sand equivalent value. Silt content test this is also a field test and to be conducted for every 20 cum. Canadian council of independent laboratories may 2015. Sand equivalent test sets are used to indicate the relative proportions of claylike fines in granular soils and fine aggregates. Sand equivalent test is important because it is a simple test to determine whether a. Leon bablouzian, nathan tregger and tasha eagle discuss a new test procedure for quantitatively assessing and.
October 2015 plastic fines in graded aggregates and soils by the use of the sand equivalent test fop for aashto t 176. When filling the measuring tin, tap the bottom edge of the tin with a hard object or on a hard. New test method for assessing fine aggregate traditionally, goodquality manufactured sand for use in concrete mixes has been achieved by measuring and chemically treating the deleterious clays within the fines. T227h april 5, 2010 1 state of nevada department of transportation. Following are the tests for sand at construction site. Scope this test method describes the procedure for determining the inplace density and moisture of earthwork through the use of a sand cone or volumeter apparatus. Astm d241914 standard test method for sand equivalent. This standard is issued under the fixed designation. Astm d 14 standard test method for sand equivalent value of soils and fine aggregate. This edition completely replacesy 201the 9 labofebruarratory manual of test procedures.691 600 1231 123 1233 1051 1469 312 667 639 172 1362 607 540 1403 337 300 692 1415 1396 1365 1170 1497 670 1306 77 752 258 1096 81 190 775 267 1207 1469