A pdf is a digital representation of the print book, so while it can be loaded into most ereader programs, it doesnt allow for resizable text or advanced, interactive functionality. Specimens shall be conditioned by freezing and thawing. This procedure covers the sampling of bituminous paving mixtures from hma plants, haul units, and roadways in accordance with aashto t 16803. In the current research, modified idot and aashto t283 conditioning methods were performed on a typical dense graded mixture that is used in the state of illinois. In determining the loss, wash the material retained on the 1. T 324 hamburg wheeltrack testing of compacted hot mix asphalt hma. Sodium sulfate soundness aashto t 104 15% max percent fractured faces one or more 100% min two or more 90% min. However, different highway agencies have their own modified test procedures according to their local requirements. Predict the ability of an asphalt mix to withstand longterm stripping, 2. A list of gilson products that meet aashto t 283 standard. Refine aashto t283 resistance of compacted bituminous mixture. Cores can be tested the same day as obtained by this method. Aashto t 180 revised various illinois modified sections and added new illinois modified sections.
Wsdot errata to fop for aashto t 176 plastic fines in graded aggregates and soils by the use of the sand equivalent test waqtc fop for aashto t 176 has been adopted by wsdot with the following changes. Aashto t 283 03 the index of retained strength must be greater than 80 percent as determined by aashto t 283 03 using a 4 inch nominal size mold. Refine aashto t283 resistance of compacted bituminous. Determine the air void content of the specimens in accordance with t 269. This test procedure is similar to the lottman test procedure with some modification. Aashto t 28314 technical standards edocuments online. The experimental grid of tests performed on samples from the various sites is shown in table 4.
The furnace shall be designed to permit the operator to change the ending mass loss percentage from 0. Aashto description this method covers preparation of specimens and the measurement of the change of diametral tensile strength resulting from the effects of water saturation and accelerated water conditioning, with a freezethaw cycle, of compacted hma. A brief description of the factors evaluated follows. Aashto t31510 determining the rheological properties of. Illinois flexibility index test ifit, aashto tp 124 bottomup fatigue cracking. Miscellaneous equipment as required by the appropriate specifications. Test the draindown at the mixing temperature plus 27 f but do not exceed 350 f. T 88, particle size analysis of soils t 89, determining the liquid limit of soils t 90, determining the plastic limit and plasticity index of soils t 99, moisturedensity relations of soils using a 2. Asphalt in florida instate outofstate asphalt contractors 44 2 asphalt plants 105 2 asphalt plants wwma 26 0. Wsdot requires test location selected per wsdot sop 615. Sampling device designed for use at each particular plant. Loose mix is conditioned for 4 hours at 145o c instead of 16 hours at 60o c. Resistance of compacted asphalt mixtures to moistureinduced damage aashto t 283 glossary tensile strength a measure of the force required to pull apart a. Vacuum was applied to conditioned specimens at 254 mm 10 in.
Caltrans limited the risk to the contractor by specifying in section 39, asphalt concrete, of the standard specifications that no single test result may represent more than the smaller of 750 tons or one days production, whichever is less, except aashto t 283, standard method of test for resistance of compacted hotmix asphalt hma. This procedure can be used for specimens that are not required to be saved and contain substantial amounts of moisture. The moisture sensitivities of 21 densegraded asphalt pavements were predicted in 1987 using american society for testing and materials astm test method d 4867, effect of moisture on asphalt concrete paving mixtures. A pdf is a digital representation of the print book, so while it can be loaded into most ereader programs, it doesn t allow for resizable text or advanced, interactive functionality. These three methods are for use on specimens not having open or interconnecting voids andor absorbing more than 2.
Report the percentage of loss by abrasion and impact to the nearest 0. Compact specimens for t283 testing using the superpave gyratory compactor. Our website provide pdf immediately download,sometimes when you purchased. Sampling of aggregates aashto t 2 aggregate streamflow before taking a sample, you must first assemble all the equipment you will need to obtain the sample. Tensile strength ratio tsr worksheet aashto t283 michigan department of transportation 1937 0104 michigan department of transportation 1937 0104 michigan department of transportation 1937 0704.
Aashto t 283 e ratio surface energy stiffness ampt rutting hwtd flow number note. Tensile strength ratio, aashto t 283 many highway agencies and contractors recognize the benefits of bmd and are working toward implementation. Refine aashto t283 resistance of compacted bituminous mixture to moisture induced damage for superpave. Aashto t 104, table 1 is allowed for testing or calculations. There, you will see an item titled standard specifications for transportation materials and methods of sampling and testing and aashto provisional standards. Ts1c t 19m t 191 aashto standard method of test for bulk density unit weight and voids in aggregate aashto designation. Lottman test aashto t 283 ok 98 dry tensile strength psi ok 102 fine aggregate angularity ok 45.
Standard method of test for resistance of compacted asphalt mixtures to moistureinduced damage standard by american association of state and highway transportation officials, 2014. Test methods to predict moisture sensitivity of hotmix. This test method covers the determination of bulk density unit weight of aggregate in a. May 2, 2001 lab manual 1219 minnesota department of. Hamburg wheeltrack test hwtt equipment requirements and. Manual of test procedures for materials january 1, 2017 manual of test procedures for materials viii standard description page aashto t 9915 illinois modified 010117 moisture density relations of soils using a 2. Aashto t 283 moisture susceptibility shortterm pavement performance was good adopted as standard specification january 2010 contractors option. The manual can be used in its entirety, as a desk reference, or. Aashto t 283 is a test method that can be used to determine if the materials may be subject to stripping and also to measure the effectiveness of additives. However, gaps still exist in the knowledge and further research and. Bending beam fatigue test, aashto t 321 topdown fatigue cracking. Rediset lq modified warmmix asphalt exhibits superior conditioned indirect tensile strength, and an improved tensile strength ratio compared with traditional hotmix asphalt.
Aashto t 283 revised various illinois modified sections and added new illinois modified sections. Pass a sampling device through the full stream of the material as it runs off the end of the conveyor belt. Summary of changes to aashto materials standards by edition edition part 1, specifications and practices part 2, tests standards included standards added standards removed standards included standards added standards removed 1931, 1st edition one volume m 1m 7 m 9m 27 m 29m 41 m 1m 7 m 9m 27 m 29m 41 m 8 and m 28 were never. The minimum width of individual chutes shall be approximately two times larger than largest particles in sample. Hamburg wheeltrack test hwtt equipment requirements and improvements to aashto t 324 fhwa asphalt binder expert task group salt lake city, utah april 25 27, 2016 louay n. Evaluate liquid antistripping additives which are added to the asphalt cement, or 3. Test specimen must be a 150 mm gyratory compacted specimen 6. Drop 153 aashto t 119m t 119 illinois modified 020114. Aashto t 324 modifiedis aashto t324 with the following parameters. Aashto t 248 apparatus sample splitter, open or closed type, with an even number of equal width chutes, but not less than eight. Aashto t 11 standard method of test for materials finer than 75. The ebook is optimized for ereader devices and apps, which means that it offers a much better digital reading experience than a pdf, including resizable text and.
Investigation of aashto t 283 to predict the stripping. Aashto t 99 t 180 and in the calculations for the fop for aashto t 224, the material can be rejected over the appropriate sieve. Determine and record the total mass of the sample container and test sample to the nearest 0. Precision statements for aashto standard methods of test t 148, t 265, t 267, and t 283 summarizes the findings of four interlaboratory studies conducted in 2009 and 2010 to develop precision statements for the aashto standard methods of measuring length of drilled concrete cores, laboratory. Moisture damage evaluation of asphalt mixtures using aashto t283 and dct fracture test conference paper pdf available january 2006 with 3,695 reads how we measure reads. Direct tension cyclic fatigue test, aashto tp 107 moisture susceptibility. Method c rapid test for method a or b see methods a or b.
The method describes the testing of submerged, compacted hma in a reciprocating rollingwheel device. Aashto t283 e ratio surface energy stiffness ampt rutting hwtd flow number note. Number of test specimens must be4 to run 2 tests 4. Precision estimates of aashto t 304, aashto t 96, and aashto. Pdf moisture damage evaluation of asphalt mixtures using. Wsdot errata to fop for aashto t 310 inplace density and moisture content of soil and soilaggregate by nuclear methods shallow depth waqtc fop for aashto t 310 has been adopted by wsdot with the following changes. The mixture used to determine the gmm that is required as part of the aashto t 283 test must be conditioned identically to the mixture used to produce the samples for the tsr test. It will be necessary to interpolate between the values shown in that table. Three specimens are selected as a control and tested without moisture conditioning, and three more. Standard aashto t 283 the materials from all sites were tested with the standard procedure aashto t 283. Aashto t 283 14 2018 standard method of test for resistance of compacted asphalt mixtures to moistureinduced damage. Calculate and report the composite percent loss to the nearest 0. Wsdot errata to aashto t 324 hamburg wheeltrack testing of compacted hot mix asphalt hma aashto t 324 has been adopted by wsdot with the following changes.
Although, the wma mixtures typically had lower tensile strength ratios tsr and stripping inflection points sip compared to corresponding hma mixtures, the results for the wma mixtures was. The superpave system, the product of shrp, adopted the standard test method aashto t283 as the required test for determination of the risk of moisture damage. Drop t 180, moisturedensity relations of soils using a 4. Aashto t 283 moisture susceptibility shortterm pavement performance was good. Aashto t 209 theoretical maximum specific gravity and density of bituminous paving mixtures aashto t 269 percent air voids in compacted dense and open bituminous paving mixtures aashto t 283 resistance of compacted bituminous mixture to moisture induced damage aashto t 308 determining the asphalt binder content of hot mix. Aashto t 28307 2011 illinois modified 010115 resistance of compacted bituminous mixture to moisture induced damage 199. Standard method of test for moisturedensity relations of soils using a 2.
Download a pdf of precision statements for aashto standard methods of test t 148, t 265, t 267, and t 283 by the national academies of sciences, engineering, and medicine for free. Aashto t 269 standard method of test for percent air voids in compacted dense and open asphalt mixtures aashto t 283 standard method of test for resistance of compacted hot mix asphalt hma mixtures to moistureinduced damage aashto t 304 standard method of test for uncompacted void content of fine aggregate. Combining warm mix asphalt technologies with mixtures. Precision statements for aashto standard methods of test t.
Aashto t 28314 2018 standard method of test for resistance of compacted asphalt mixtures to moistureinduced damage. Status of aashto materials standards and test methods. Evaluation of aashto t 324 hamburgwheel tracking test. The tsr value shall be determined in accordance with aashto t 283, including a freezethaw cy cle, 4 inch specimens compacted with marshall hammer or 3. 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.
For both method a and method b, the furnace chamber dimensions shall be adequate to accommodate a 3500 g sample. January 1, 2017 manual of test procedures for materials viii standard description page aashto t 9915. Aashto t 28303 technical standards edocuments online. The sampling device may be manually, semiautomatic or automatically powered. Rediset lq dosage by the weight of pg 6422 asphalt binder.
Evaluate pulverized solids, such as hydrated lime, which are added to the mineral aggregate. Aashto description this method covers preparation of specimens and the measurement of the change of diametral tensile strength resulting from the effects of water saturation and accelerated water conditioning, with a freezethaw cycle, of compacted asphalt mixtures. The test is performed by compacting specimens to an air void level of six to eight percent. Absorption aashto t 85 2% max coarse and fine durability index aashto t 210 40 min fine aggregate 100 % crushed sodium sulfate soundness aashto t 104 15% max liquid limit aashto t 89 25% max total aggregate gradation 19. Did not allow any field mixed material to be used for testing. Introduction the hamburg wheeltrack device hwtd test has been standardized in the aashto designation. Aashto t 28307 2011 standard method of test for resistance of compacted asphalt mixtures to moistureinduced damage american association of state and highway transportation officials 2007 8 pages.
An asphalt ignition oven is not required for a level 3 laboratory. The test procedures are applicable to quality control, quality assurance, and acceptance testing required by construction contracts. Marshall test apparatus meeting the requirements of aashto t 245 and gyratory compactor meeting aashto t 312. To obtain a sample using the aggregate streamflow, you will need the following. Trbs national cooperative highway research program nchrp research results digest 351. If there was a retest report the better of the two results. Drop 153 aashto t 119mt 119 illinois modified 020114. Conduct the draindown test at the jmf asphalt content plus 0. Binder testing pg grading with different dosages mscr test las linear amplitude sweep test 8. Aashto t31510 determining the rheological properties of asfhalt binder using a dynamic shear rheometer dsr. When the index of retained strength is less than 80 the amount of antistrip may have to be adjusted. This test method covers the determination of the california bearing ratio cbr of pavement subgrade, subbase, and basecourse materials from laboratory compacted specimens.
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