Concrete slump test procedure applications, types, uses and. However, this method lacks a standardised procedure for its experimental implementation, which is crucial to guarantee reproducibility and reliability of the test. About 6 liter of concrete is needed to perform the test, sampled normally. Standard test method for slump of hydrauliccement concrete. Moisten the base plate and inside of slump cone, place base plate on level stable ground and the slump cone centrally on the base plate and hold down firmly. Because of it, it has been extensively applied for workability tests since 1922. The slump plate should be clean, firm, level and nonabsorbent. Before adding plasticizers or superplasticizers to your fresh concrete, you need to check the workability of your concrete. Pdf selfcompacting concrete procedure for mix design. It is used conveniently as a control test and gives an indication of the uniformity of concrete from batch to batch.
Object for determination of consistency of concrete where the nominal maximum size of aggregate does not exceed 38 mm using slump test apparatus. Summary of concrete workability test methods the university of. This test consists of a vibrating table, a metal pot, a sheet metal cone, a standard iron rod. Slump test of concrete volume of concrete slump cone. Ensure the place is smooth and horizontal where you going to place the cone.
Slump test for concrete concrete building materials. Steel slump cone kit huge thanks to make sure your. View and download powerpoint presentations on slump test ppt. The slump is done following the methods described in astm c143 in the united states, is. The time required for the shape of concrete to change from slump cone shape to cylindrical shape in seconds is known as vee bee degree. The unique base design allows you to combine the individual components together into a onepiece, portable unit see photo. This is a good laboratory test to measure indirectly the workability of concrete. Slump cone test is a simple and traditional test extensively used at sites to assess the workability of the fresh concrete. Test procedure the original mini slump cone test procedure uses a 600 gram sample. The slump cone is a hollow frustum made of thin steel sheet with. The measured slump must be within a set range, or tolerance, to check the workability of concrete.
Slump test is the most commonly used test of measuring workability of concrete. Slump flow test on self compacting concrete for workability. Slump test is the most commonly used method of measuring consistency of concrete which can be employed either in laboratory or at site of work. Oct 03, 2017 concrete slump test tutorial matt risinger. Feb 01, 2009 we use your linkedin profile and activity data to personalize ads and to show you more relevant ads. In the case of concrete containing aggregate of maximum size more than 38 mm, the concrete shall be wetsieved through one and half inch screen to exclude aggregate particles bigger than 38 mm.
After the material is introduced into the water, the mixing speed in increased from 1,200 rpm to 15,000 rpm for 1 minute. The mould is placed on a flat moist nonabsorb surface with the smaller opening at the top. Concrete slump test is carried out from batch to batch to check the uniform quality of concrete during construction. Nd t 191 density of soil inplace by the sand cone method. This study investigates and proposes a guideline procedure for mini slump testing, focusing on. The slump test is done to make sure a concrete mix is workable. 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. To measure the consistency of concrete by using slump cone apparatus required. Concrete slump test procedure applications, types, uses. Slump test procedure field testing 1 to obtain a representative sample, take samples from two or more regular intervals throughout the discharge of the mixer or truck. True slump is a general subsidence of the mass without b reaking up. And more importantly, the stepbystep procedure of slump test followed by the list of cautions during the test and way to measure the workability from the test result. The slump test result is a measure of the behavior of a compacted inverted cone of concrete under the action of gravity.
Schematic slump cone apparatus the slump cone apparatus for conducting the slump test essentially consists of. Fill onethird of the slump cone and tamp 25 times with a rod. The steel slump cone is placed on a solid, impermeable, level base and filled with the fresh concrete in three equal layers. A sample is poured into a mini slump cone, rodded, struck off, and lifted at 2 minutes. This test method was originally developed to provide a technique to monitor the consistency of unhardened concrete. If this test is being carried out in the field, the sample mixed concrete shall be obtained. We usually perform slump test on site and lab due its ease and results. To measure flow value of concrete using flow table test. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. The mini slump test is a variation of the slump test with reduced size. Procedure of slump flow test on self compacting concrete. The internal surface of the mould is thoroughly cleaned and freed from superfluous moisture and adherence of any old set concrete before commencing test. The cone is carefully lifted up, leaving a heap of concrete that settles or slumps. The slump test is used for checking the workability of concrete.
The cube moulds are used to form the concrete cubes for determination of concrete strength. Empty the sample from the container onto the sampling try. Any deviation from standard procedures is adequate reason for invalidating test results so obtained. Reproducible minislump test procedure for measuring the yield stress of cementitious pastes article pdf available in materials and structures 506 december 2017 with 1,015 reads. Pdf reproducible minislump test procedure for measuring. Concrete slump test uji slump beton sharing materi. Pdf the minislump test is a fast, inexpensive and widely adopted method for evaluating the workability of fresh cementitious pastes. Concrete slump test for workability procedure and results. It gives quick result about the workability of concrete. Slump test measures the consistency or workability of concrete. The slump cone gives details of the nature and consistency of the concrete. It states in the procedure that when the cone is removed, it should be lifted up vertically, without any rotational movement at all. To determine the workability of concrete mix of given proportion by slump test. Flow table test to measure the flow value of concrete flow table test to measure the flow value of concrete.
Thoroughly mix the sample by shovelling to form a cone on the sampling tray. Slump plate 500 mm x 500 mm procedure of slump test for concrete. Collect a sample of concrete to perform the slum test. The cone is placed at the centre of a square of glass or other similar material on which are depicted diagonals and medians. The slump test is treated as the most easy workability test toward concrete that offers low cost and instant results. Standard slump cone 100 mm top diameter x 200 mm bottom diameter x 300 mm high small scoop. Concrete is placed into a cylindrical steel mold with an inner diameter of 36 mm.
The third layer is finished off level with the top of the cone. This desired slump can then be checked on site by means of a slump test. It is used to check the workability of freshly made. It measures the consistency or the wetness of concrete which then gives an idea about the workability condition of concrete mix. Commence the slump test as soon as possible after sampling of concrete as per standard procedure described in chapter 2. Slump test the slump cone is filled onequarter full and rod it thoroughly 25 times. To perform the test, you need a slump cone and a tamping rod. Mar, 2019 since 1922 slump test has been widely used to check out the concrete workability at the site.
Procedure to determine workability of fresh concrete by slump test. Fill cone full by volume and rod 25 times with 58inchdi ameter x 24inch long hemispherical tip steel tamping rod. Standard test method for slump flow of selfconsolidating concrete c 1611 wsdot materials manual m 4601. Abstract the mini slump test is a fast, inexpensive and widely adopted method for evaluating the workability of fresh cementitious pastes. The humboldt, standard slump cone set provides you with the basic slump test components in an easycarry configuration. Astm c143 slump test of hydraulic cement concrete preparing for the slump test all the equipment must be dampened prior to testing, including the base on which the slump cone is set. Do not take samples at the beginning or the end of the discharge. Slump test is used to determine the workability of fresh concrete. More is the slump value more will be the workability. Scope this standard covers the test method for slump flow of selfcompacting concrete with a maximum coarse aggregate size of 40 mm or less. Position and shim the base plate so it is fully supported, flat, and level.
Tests on concrete concrete slump test, compression test for. The remaining paste is remixed at 15,000 rpm for 1. Stand firmly on the footpieces and fill the volume of the cone with the sample. Download fulltext pdf download fulltext pdf selfcompacting concrete procedure for mix design article pdf available in leonardo electronic journal of practices and technologies 712 june. The concrete slump test is an onthespot test to determine the consistency as well as workability of fresh concrete. Nov 19, 2015 slump cone test of concrete civil engineering lab experiment. Concrete slump test or slump cone test is to determine the workability or consistency of concrete mix prepared at the laboratory or the construction site during the progress of the work. This construction video tutorial provides the stepbystep guidelines for finding out the volume of concrete slump cone useful for slump test of concrete.
Slump test of concretecone test procedure workability of. No matter, slump test is a leader among the above tests. Tests on concrete concrete slump test, compression test. The apparatus used for doing slump test are slump cone and tamping rod. Concrete slump test experiment procedure civilology. Slump tests the slump test is performed on newly mixed concrete. Test concrete cubes compressive machine 5 procedure concrete mixing for strength requirements, the cement, sand. Illinois test procedure scc2 checklist slump flow and stability of selfconsolidating concrete 082009 bmpr pccx15. Let us check how can we do slump test of fresh concrete. The astm standards also regulate the rigidity of the cone. All acceptance testing of concrete must be conducted in accordance with established standards referenced in contract documents.
Fill another onethird of the slump cone and tamp 25 times. This standard has been prepared with this object in view. Such a verification test is referred to as a proof load test. Slump cone, scale for measurement, temping rod steel procedure of. Nd t 191 density of soil inplace by the sandcone method. Pdf reproducible minislump test procedure for measuring the. Slump test always do your slump test before making your cubes to ensure the concrete is usable. Sep 16, 2014 in the first pouring of concrete on a project a quality engineer and a consultant representative should be present to supervise or to check the concrete delivered on site. These grouts are tested using the slump flow test, astm c 1611, that measures the spread of the grout using the slump cone. Self consolidating grout is a highly fluid and stable grout mix that does not require consolidation. However, this method lacks a standardised procedure for its experimental implementation, which is crucial to guarantee reproducibility and reliability of the test results.
Each layer is rodded 25 times to ensure compaction. The water content was adjusted to compensate for the dry gravel and sand used in the lab. The measured grout slump should be between 8 and 11 in. It is then held firmly in place during filling of concrete by the operator standing on two foot pieces. Oct 19, 2017 the mini slump test is a fast, inexpensive and widely adopted method for evaluating the workability of fresh cementitious pastes. It is important that the process of conducting acceptance testing and the responsibilities of all involved parties for. Assuming that the structure is not to be damaged, it is not possible to determine the ultimate capacity of the bridge. Jun 03, 2012 concrete slump test uji slump beton mengukur nilai slump uji slump adalah suatu uji empirismetode yang digunakan untuk menentukan konsistensikekakuan dapat dikerjakan atau tidakdari campuran beton segar fresh concrete untuk menentukan tingkat workability nya. The slump is carried out as per procedures mentioned in astm c143 in the united states, is. Test procedures, sometimes simplified because of time limitation.
The slump is normally specified by the designer or may be a specific mix to aid in placement, i. Flow table test to measure the flow value of concrete. Slump test of concretecone test procedure workability. Slump test for concrete free download as powerpoint presentation. The test methods used should be simple, direct and convenient in their application. The flow table test procedure does not conform with astm standard and is as follows. Download as pptx, pdf, txt or read online from scribd. Tests on concrete workability tests slump cone test, compaction factor test. The aashto standard test procedure reports the percentage of material finer than the no. However, a proof load test can be used to confirm that the structure can carry the maximum legal or a given permit load limit, for example. In the united kingdom, the standards specify a slump cone height of 300 mm, a bottom diameter of 200 mm and a top diameter of 100 mm. Pdf on dec 5, 2014, bhupesh mulik and others published mini slump test procedure find, read and cite all the research you need on researchgate.
This method provides instructions for checking the critical dimensions of a slump cone used for. Aggregate crushing value test determination of aggregate impact value in this video, we will see the procedure of determining aggregate impact value as per is 2386 part4. 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. Fill cone full by volume and rod 25 times with 58inchdi ameter x 24inchlong hemispherical tip steel tamping rod. This standard has been prepared with this object in view and provides a guide to the sampling, analysis, and determination of linear changes of concrete. Since 1922 slump test has been widely used to check out the concrete workability at the site. Concrete work ability test at side slump cone test procedure duration. Find powerpoint presentations and slides using the power of, find free presentations research about slump test ppt. Concrete workability, high performance concrete, slump, compacting. Reproducible minislump test procedure for measuring the. A myriad of test procedures for determining workability have been developed for. Astm c143 aci slump test of hydraulic cement concrete. The test carried out with a mould called the slump cone. For concrete definition a slump test is a method used to determine the consistency of concrete.
The concrete slump test is known as standard test method for slump of hydrauliccement concrete and carries the code astm c 143 or aashto t 119. In fact the cone is smaller than the abrams cone h 57 mm. The slump test is a qualityc o n t r ol test because changes in the m e a s u red slump indicate changes in mix proportions, mixing pro c e d u r es, or other factors affecting the n a t u re of fresh concrete. Cubes test for workability of concrete slump cone the ease with which one can use concrete is called. The slump cone is placed on a horizontal and nonabsorbent surface and filled in three. It is used to check the workability of freshly made concrete for the easy placement of concrete. Iron pan to mix concrete, weighing machine, trowel, slump cone, scale and tamping rod. Apparatus used for cone test procedure 1measuring scale 2tamping rod. It can be employed either in laboratory or at site of work. Lab manual of concrete technology sanjay ghodawat group of. Standard slump cone 100 mm top diameter x 200 mm bottom diameter x 300 mm high.