We usually perform slump test on site and lab due its ease and results. Download as pptx, pdf, txt or read online from scribd. View and download powerpoint presentations on slump test ppt. Fill another onethird of the slump cone and tamp 25 times. Standard test method for slump of hydrauliccement concrete. The slump is done following the methods described in astm c143 in the united states, is. These grouts are tested using the slump flow test, astm c 1611, that measures the spread of the grout using the slump cone. Lab manual of concrete technology sanjay ghodawat group of. This method of test specifies the procedure to be adopted. Concrete slump test procedure applications, types, uses and. Find powerpoint presentations and slides using the power of, find free presentations research about slump test ppt. Flow table test to measure the flow value of concrete.
This is a good laboratory test to measure indirectly the workability of concrete. Slump test always do your slump test before making your cubes to ensure the concrete is usable. This test consists of a vibrating table, a metal pot, a sheet metal cone, a standard iron rod. Slump test of concretecone test procedure workability of. Pdf reproducible minislump test procedure for measuring. Concrete slump test experiment procedure civilology. More is the slump value more will be the workability. 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. Standard slump cone 100 mm top diameter x 200 mm bottom diameter x 300 mm high. Slump test for concrete concrete building materials. Procedures dampen the slump cone and the metal base plate, then engage the slump cone with the base plate clamps.
To determine the workability of concrete mix of given proportion by slump test. Test concrete cubes compressive machine 5 procedure concrete mixing for strength requirements, the cement, sand. About 6 liter of concrete is needed to perform the test, sampled normally. Each layer is rodded 25 times to ensure compaction. This test method was originally developed to provide a technique to monitor the consistency of unhardened concrete. Commence the slump test as soon as possible after sampling of concrete as per standard procedure described in chapter 2. We use your linkedin profile and activity data to personalize ads and to show you more relevant ads. Concrete is placed into a cylindrical steel mold with an inner diameter of 36 mm. But first here is here is the meaning of slump test a measure of consistency of freshly mixed concrete equal to the subsidence measured to the nearest 14 inches molded specimen immediately after removal of the slump cone. Tests on concrete concrete slump test, compression test for. It is then held firmly in place during filling of concrete by the operator standing on two foot pieces. 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. Slump test measures the consistency or workability of concrete. 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.
Iron pan to mix concrete, weighing machine, trowel, slump cone, scale and tamping rod. To perform the test, you need a slump cone and a tamping rod. 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. Procedure to determine workability of fresh concrete by slump test. This study investigates and proposes a guideline procedure for mini slump testing, focusing on. Slump test of concrete volume of concrete slump cone. Test procedure the original mini slump cone test procedure uses a 600 gram sample. 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. The test carried out with a mould called the slump cone. After the material is introduced into the water, the mixing speed in increased from 1,200 rpm to 15,000 rpm for 1 minute. All acceptance testing of concrete must be conducted in accordance with established standards referenced in contract documents.
Apparatus used for cone test procedure 1measuring scale 2tamping rod. Pdf the minislump test is a fast, inexpensive and widely adopted method for evaluating the workability of fresh cementitious pastes. Slump test the slump cone is filled onequarter full and rod it thoroughly 25 times. Thoroughly mix the sample by shovelling to form a cone on the sampling tray.
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. 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. 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. The third layer is finished off level with the top of the cone. 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. The humboldt, standard slump cone set provides you with the basic slump test components in an easycarry configuration. Illinois test procedure scc3 checklist passing ability of selfconsolidating concrete by jring and slump cone 082009. This method provides instructions for checking the critical dimensions of a slump cone used for. 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. Slump plate 500 mm x 500 mm procedure of slump test for concrete.
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 plate should be clean, firm, level and nonabsorbent. Concrete slump test uji slump beton sharing materi. For concrete definition a slump test is a method used to determine the consistency of concrete. Self consolidating grout is a highly fluid and stable grout mix that does not require consolidation. Feb 01, 2009 we use your linkedin profile and activity data to personalize ads and to show you more relevant ads. Flow table test to measure the flow value of concrete flow table test to measure the flow value of concrete.
Slump test for concrete free download as powerpoint presentation. The cone is carefully lifted up, leaving a heap of concrete that settles or slumps. Concrete slump test is carried out from batch to batch to check the uniform quality of concrete during construction. The cube moulds are used to form the concrete cubes for determination of concrete strength. The astm standards also regulate the rigidity of the cone. The slump test is treated as the most easy workability test toward concrete that offers low cost and instant results.
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. Do not take samples at the beginning or the end of the discharge. If this test is being carried out in the field, the sample mixed concrete shall be obtained. Schematic slump cone apparatus the slump cone apparatus for conducting the slump test essentially consists of. Scope this standard covers the test method for slump flow of selfcompacting concrete with a maximum coarse aggregate size of 40 mm or less. Ensure the place is smooth and horizontal where you going to place the cone.
However, this method lacks a standardised procedure for its experimental implementation, which is crucial to guarantee reproducibility and reliability of the test results. The slump test result is a measure of the behavior of a compacted inverted cone of concrete under the action of gravity. Slump tests the slump test is performed on newly mixed concrete. Slump test is the most commonly used test of measuring workability of concrete. The mini slump test is a variation of the slump test with reduced size. The concrete slump test is an onthespot test to determine the consistency as well as workability of fresh concrete. In fact the cone is smaller than the abrams cone h 57 mm. Concrete work ability test at side slump cone test procedure duration. The water content was adjusted to compensate for the dry gravel and sand used in the lab. Steel slump cone kit huge thanks to make sure your. 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. This standard has been prepared with this object in view. Let us check how can we do slump test of fresh concrete.
The test methods used should be simple, direct and convenient in their application. Tests on concrete workability tests slump cone test, compaction factor test. Because of it, it has been extensively applied for workability tests since 1922. Object for determination of consistency of concrete where the nominal maximum size of aggregate does not exceed 38 mm using slump test apparatus. The slump cone is a hollow frustum made of thin steel sheet with. Test procedures, sometimes simplified because of time limitation.
Slump test is used to determine the workability of fresh concrete. Reproducible minislump test procedure for measuring the. 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. Cubes test for workability of concrete slump cone the ease with which one can use concrete is called. It is used conveniently as a control test and gives an indication of the uniformity of concrete from batch to batch. 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. Since 1922 slump test has been widely used to check out the concrete workability at the site. Astm c143 aci slump test of hydraulic cement concrete. A myriad of test procedures for determining workability have been developed for. Fill onethird of the slump cone and tamp 25 times with a rod. To measure flow value of concrete using flow table test. No matter, slump test is a leader among the above tests. Pdf selfcompacting concrete procedure for mix design. The slump is carried out as per procedures mentioned in astm c143 in the united states, is.
Mar, 2019 since 1922 slump test has been widely used to check out the concrete workability at the site. This construction video tutorial provides the stepbystep guidelines for finding out the volume of concrete slump cone useful for slump test of concrete. The unique base design allows you to combine the individual components together into a onepiece, portable unit see photo. The slump is normally specified by the designer or may be a specific mix to aid in placement, i.
The apparatus used for doing slump test are slump cone and tamping rod. Slump cone, scale for measurement, temping rod steel procedure of. The slump test is done to make sure a concrete mix is workable. However, this method lacks a standardised procedure for its experimental implementation, which is crucial to guarantee reproducibility and reliability of the test.
Oct 19, 2017 the mini slump test is a fast, inexpensive and widely adopted method for evaluating the workability of fresh cementitious pastes. It can be employed either in laboratory or at site of work. The steel slump cone is placed on a solid, impermeable, level base and filled with the fresh concrete in three equal layers. Summary of concrete workability test methods the university of. It gives quick result about the workability of concrete. Concrete workability, high performance concrete, slump, compacting. The measured grout slump should be between 8 and 11 in. Position and shim the base plate so it is fully supported, flat, and level.
Abstract the mini slump test is a fast, inexpensive and widely adopted method for evaluating the workability of fresh cementitious pastes. Illinois test procedure scc2 checklist slump flow and stability of selfconsolidating concrete 082009 bmpr pccx15. Standard slump cone 100 mm top diameter x 200 mm bottom diameter x 300 mm high small scoop. Slump flow test on self compacting concrete for workability. Concrete slump test procedure applications, types, uses.
To measure the consistency of concrete by using slump cone apparatus required. Assuming that the structure is not to be damaged, it is not possible to determine the ultimate capacity of the bridge. Any deviation from standard procedures is adequate reason for invalidating test results so obtained. The mould is placed on a flat moist nonabsorb surface with the smaller opening at the top. The slump test is used for checking the workability of concrete. The aashto standard test procedure reports the percentage of material finer than the no. The flow table test procedure does not conform with astm standard and is as follows. Concrete slump test for workability procedure and results. The remaining paste is remixed at 15,000 rpm for 1.
It measures the consistency or the wetness of concrete which then gives an idea about the workability condition of concrete mix. The slump cone gives details of the nature and consistency of the concrete. Nov 19, 2015 slump cone test of concrete civil engineering lab experiment. Fill cone full by volume and rod 25 times with 58inchdi ameter x 24inchlong hemispherical tip steel tamping rod. 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. Oct 03, 2017 concrete slump test tutorial matt risinger. Tests on concrete concrete slump test, compression test. Procedure of slump flow test on self compacting concrete. Fill cone full by volume and rod 25 times with 58inchdi ameter x 24inch long hemispherical tip steel tamping rod. 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.
Slump cone test is a simple and traditional test extensively used at sites to assess the workability of the fresh concrete. The cone is placed at the centre of a square of glass or other similar material on which are depicted diagonals and medians. Pdf reproducible minislump test procedure for measuring the. Empty the sample from the container onto the sampling try. 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. The slump cone is placed on a horizontal and nonabsorbent surface and filled in three. Stand firmly on the footpieces and fill the volume of the cone with the sample.
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. True slump is a general subsidence of the mass without b reaking up. Collect a sample of concrete to perform the slum test. 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. Slump test of concretecone test procedure workability. Nd t 191 density of soil inplace by the sandcone method. Standard test method for slump flow of selfconsolidating concrete c 1611 wsdot materials manual m 4601. 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. It states in the procedure that when the cone is removed, it should be lifted up vertically, without any rotational movement at all. This desired slump can then be checked on site by means of a slump test. A sample is poured into a mini slump cone, rodded, struck off, and lifted at 2 minutes.