Tex203f test procedure for sand equivalent test txdot designation. 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. Standard test method for sand equivalent value of soils and fine aggregate 1. This method covers the procedure for determining the susceptibility of an aggregate to degrade into plastic fines when abraded in the presence of water. Weigh and subtract the weight obtained from the original weight of dry sand.
Secure the stoppered cylinder in the three spring clamps on the carriage of the handoperated sand equivalent shaker and reset the. Pdf the suitability of the aggregates for the construction of base. Astm d241914 standard test method for sand equivalent. Detailed descriptions and specifications are included as necessary to assure standardization. Sand equivalent value of soils and fine aggregate categories of soils based on particle size. Texture sand patch general description this test method is suitable for field tests to determine the average macrotexture depth of a pavement surface. The shaker consists of a mounting bracket with a cylinder holder and two spring steel straps. Astm d 14 standard test method for sand equivalent value of soils and fine aggregate. Aashto t 176 standard method of test for plastic fines. 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. When foot comes to rest on sand, assembly tipped toward cylinder graduations.
Standard test method for sand equivalent value of soils and fine. Transfer the sand grains from the beaker to a suitable balance using the brush provided. The purpose of this test method is to indicate, under standard conditions, the relative proportions of claysize or plastic. A5tm d 297487 standard test methods for moisture, ash, and organic matter of peat and other organic soils. The test is used to qualify aggregates for applications where sand is desirable but fines and dust are not. Sand equivalent graduated cylinder and rubber stopper e. 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. The portable unit features a removable wooden case. 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.
The hydrometer analysis aashto t 88 and the methylene blue test aashto t 330 also may be used if thresholds similar to the one for the sand equivalent test are developed for these tests in the future. If again, a halo does not appear the procedure is repeated, in. T227h april 5, 2010 1 state of nevada department of transportation. References california test 201 soil and aggregate sample preparation california test 226 moisture content of soils and aggregates by oven. Method of test for sand equivalent of soils and fine aggregate dotd designation. Manual sand equivalent shaker myers sand equivalent testing. Resistance to degradation of aggregate by abrasion test report t96 download zip file of all aggregate test reports. To create the working solution, mix 85ml of solution for every gallon of distilled water. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Astm d241902 standard test method for sand equivalent. The purpose of this method is to indicate, under standard conditions, the relative proportions of claylike or. The sand equivalent test indicates the relative proportions of claylike fines in granular soils and aggregates.
Free software downloads we have just added a free download for our bm239 marshall test software. The sand equivalent test figure 1 is a rapid field test to show the relative proportions of fine dust or claylike materials in fine aggregate or granular soils. Introduction this method is intended to serve as a rapid field correlation test. Sand equivalent tube used in the fop for aashto t176. Steel castings handbook supplement 2 summary of standard specifications for steel castings 2017 preface supplement 2 will be revised at regular intervals.
The two basic tests that determine the cleanliness of the aggregates are the sand equivalent test and the methylene blue test. California test 201 soil and aggregate sample preparation california test 202 sieve analysis of fine and coarse aggregates california test 206 specific gravity and absorption of coarse aggregate california test 217 sand equivalent california test 226 moisture content of soils and aggregates by oven drying c. When filling the measuring tin, tap the bottom edge of the tin with a hard object or on a hard. Follow aashto t 17608 in its entirety with the following exceptions. The method is also applicable for determining the relative proportions of detrimental fine dust or claylike material in soils. Sand equivalent apparatus to astm d2419, aashto t176. This test method determines the amount of material finer than the no.
D4914 test methods for density and unit weight of soil and rock in place by the sand replacement method in a test pit d5030 test method for density of soil and rock in place by the water replacement method in a test pit d6026 practice for using signi. Secure the sand equivalent test sample from the portion passing the no. View test prep 12 sand equivalent test from cvil 400 at beirut arab university. October 2015 plastic fines in graded aggregates and soils by the use of the sand equivalent test fop for aashto t 176. Pdf sand equivalent and methylene blue value of aggregates for. 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. Astm d2419 14 standard test method for sand equivalent. The test is used to qualify aggregates for applications where sand is. However, if a test was identical to an aashto, ast, or mftp procedure it was not m duplicated in this manual. Ideal for use on job site to give more uniform shaking action. Astmd2419 standard test method for sand equivalent value of soils and fine aggregate ics number code 93. It is measured by standardized test methods such as astm d2419, aashto. In addition the shaker also includes a stroke indicator and counter mounted on one end.
This method of test is designed to determine the relative proportion of dust or clay material in fine aggregates using a mechanical shaker. Standard method of test for plastic fines in graded aggregates and soils by use of the sand equivalent test this test is intended to serve as a rapid field test to show the relative proportions of fine dust or claylike material in soils or graded aggregates. Astmd2419 standard test method for sand equivalent value. It serves as a rapid test to show the relative proportion of fine dust or claylike materials in fine aggregates fa and soils. Download limit exceeded you have exceeded your daily download allowance.
Canadian council of independent laboratories may 2015. A number in parentheses indicates the year of last reapproval. Note 1some agencies perform the test on material with a top size smaller than the no. Introduction in 2010 cetanz organised and ran an interlaboratory proficiency scheme on the sand equivalent test, designed to achieve the following outcomes. Odot aasht o astm mftp t 267 d 2974 t 208 d 7012 t 88 t 236 d 4644 standard test method for slake durability of shales and similar weak rocks. The aashto standard test procedure reports the percentage of material finer than the no.
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. Status of aashto materials standards and test methods. Uniform shaking action pushes the top frame by a simple stroke of the hand. Aashto t 166 standard method of test for bulk specific gravity gmb of compacted hot mix asphalt hma using saturated surfacedry specimens. This edition completely replacesy 201the 9 labofebruarratory manual of test procedures. Rapid sand washer type n contd iv test procedure contd n place the beaker in an oven at 105 c 110 c and dry the sand grains. The test results are a number but it is a percentage of good material in your sample. This procedure covers the determination of plastic fines in accordance with aashto t 17608. Produced in cooperation with the upper great plains transportation institute at ndsu.
Odot aasht o astm mftp odot laboratory test method s with aashto, astm and mftp test references description of test t 267 d 2974. Plastic fines by sand equivalent test report t176 plastic fines by sand equivalent test report t176. Supplement 2 is only a summary that is useful in comparing the general requirements in different types of specifications. Clay like material are small particles in the size of clay particles that are deleterious to asphalt concrete. Sand equivalent test is important because it is a simple test to determine whether a. 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. Sand equivalent shakers are available in motorized and handoperated models for determining the portion of undesirable claylike fines in granular soils and fine aggregates. Conclusions and recommendations the national academies. Gilson sets include everything required in astm and aashto test methods to conduct the test except the shaker. This procedure covers the determination of plastic fines in accordance with.
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. 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. D1557 12 standard test methods for laboratory compaction characteristics of soil using modi. Sand equivalent developed 1954 by hveem methylene blue or clay index. Method of test for determination of degradation value. Standard test method for sand equivalent value of soils and fine aggregate. May 06, 20 this video demonstrates the sand cone test, aashto t 191, and astm d 4643 microwave method of drying soils based on north dakota dots modifications. Standard test method for sand equivalent value of soils. Nd t 176 plastic fines in graded aggregates and soils by use of the sand equivalent test. Sand equivalent test sets are sold as complete kits or separate components to measure proportions of clay line fines present in aggregates. Procedure for determining combined specific gravities for different sources of material. This test method is intended to serve as a rapid fieldcorrelation test. D241914 standard test method for sand equivalent value of soils and fine aggregate sand equivalent value fines content granular soils.
See aashto t 176 for a detailed listing of sand equivalent. 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. Aashto t 176 standard method of test for plastic fines in graded aggregates and soils by use of the sand equivalent test. Use this method to determine the relative proportion of detrimental fine dust or claylike particles in soils or fine. Each component is also available separately as an accessory. The manual shaker works best for use on the job site to give more uniform shaking action. Provide results that should enable participants to improve their performance. Scope this test method provides the procedure for measuring the relative proportions of detrimental fine dust or claylike material in soil or fine aggregates. Sand equivalent serve as rapid fieldcorrelation tests for soil testing. This manual has the current versions of our laboratory test procedures. The term sand equivalent expresses the concept that most fine aggregates are mixtures of desirable coarse particles e.
The manual sand equivalent shaker is ideal for use on the job site to give more uniform shaking action. Aashto t 209 standard method of test for theoretical maximum. In addition, only the sand equivalent test was conducted in this research to determine the presence of claylike materials in the p200. If the resulting test value is lower than that specified, however, it will be necessary to rerun the test on a dried test specimen. So if your sample has a 90 sand equivalent that means that 90% of the sample was good material and 10% was detrimental. Scope the sand equivalent test provides a measure of the relative proportions of detrimental fine dust or claylike material in soil or fine aggregates.
Weighted foot assembly gently lowered into cylinder, without hitting mouth of cylinder. Apparatus the following equipment is required to perform this test. Plastic fines in graded aggregates and soils by use of the sand equivalent test aashto t176 08 astm d241914 may 2015 page 6 of 6 procedure continued 18. Apr 30, 2011 basically the test separates these detrimental fines from the nondetrimental sand particles. 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. Hveem while he was serving as materials and research engineer, california division o. Procedure a shall be used unless otherwise specified. The procedure described in sabs method 838 is used. Sand equivalent test sets are used to indicate the relative proportions of claylike fines in granular soils and fine aggregates. The sand equivalent test quantifies the relative abundance of sand versus clay in soil.
Evidence to suggest that using sand equivalent as primary test method is not maximising the use. When ordering, an uptodate original specification should be used. If the sand equivalent, determined from a test on one dried test specimen, is below. Offers increased accuracy and ease of operation compared to a springtype timer. It is measured by standardized test methods such as astm d2419, aashto t176, and en 9338. A5tm d 297487 standard test methods for moisture, ash, and. Standard test method for sand equivalent value of soils and. Test procedure for sand equivalent test txdot designation. Method b19 the determination of the sand equivalent of aggregates 1 scope this method is intended to serve as a rapid test. 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 aggregates. 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. Equipment and materials the sand equivalent test kit consists of. 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. Standard test method for sand equivalent value of soils and fine aggregate1 this standard is issued under the.
185 1065 1091 140 1182 50 250 1124 11 648 724 1233 640 1259 654 1516 754 691 1252 1017 627 274 673 719 290 1158 396 1300 718 785 1390 366 1477 476 1492 696 1338 1055 1305 594 572 1471