There are, however, some differences between the hvfa self compacting concrete and the hvfa concrete designed by canmet. Properties of selfcompacting concrete with recycled coarse. Selfcompacting concrete procedure for mix design paratibha aggarwal, rafat siddique, yogesh aggarwal, surinder m gupta figure 2. The literature indicates that while some studies are available on the normal concrete, a comprehensive study which involves strength that is not. Materials, properties and applications presents the latest research on various aspects of selfcompacting concrete, including test methods, rheology, strength and durability properties. Selfcompacting concrete scc is a flowing concrete that does not require vibration and, indeed, should not be vibrated. Selfcompacting geopolymer concrete, fly ash, silica fume, ground granulated blast furnace slag.
In this project, the scc was mixed onsite and pumped through a piping system to the specified point, located 200 meters away. Jan 31, 2012 project report on self compacting concrete 1. Pdf selfcompacting concrete procedure for mix design. In this experimental study both fresh and hardened properties of self compacting concrete produced from local available materials in jordan were investigated. The present project investigates the making of selfcompacting concrete more affordable for the construction market by replacing high volumes of portland. Self compacting concrete is a complex system that is usually proportioned with one or more additions and one or more chemical admixtures. Also explore the seminar topics paper on self compacting concrete with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016.
Form filling with selfcompacting concrete dtu orbit. A compilation of research on selfconsolidating concrete for. Self compacting concrete incorporating highvolumes of class. Self compacting geopolymer concrete, fly ash, silica fume, ground granulated blast furnace slag. Selfcompacting concrete scc as the name implies that the concrete requiring a very little or no vibration to fill the form homogeneously. This project report contains information about development of self compacting concrete, mechanism of achieving self compactability. The present project investigates the making of selfcompacting concrete more affordable for the construction market by replacing high volumes of portland cement by fly ash. Selfcompacting concrete applications and advantages. Self compacting concrete download ebook pdf, epub, tuebl, mobi. Therefore, it is essential to have a proper mix design. There fore each self compacting concrete has to be designed for the particular structure to be constructed. Self compacting concrete is a fluid mixt ure suitable for placing in structures. Self compacting concrete incorporating highvolumes of class f. The european guidelines for selfcompacting concrete.
Civil project on self compacting concrete free final year. Apr 18, 2015 shear walls are vertical elements of the horizontal force resisting system. The selfcompacting concrete flows easily at suitable speed into formwork without blocking through the reinforcement without being heavily vibrated. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design. In japan, major construction projects included the use of scc in the late 90s. The present paper is concerned with investigation of fresh and hardened properties of selfcompacting concrete scc produced from local available materials in jordan. Selfcompacting concrete scc is a development of conventional concrete. Pdf self compacting concrete an inovative concrete researchgate. The self compacting concrete flows easily at suitable speed into formwork without blocking through the reinforcement without being heavily vibrated.
Mix compositions for flowing concrete and self compacting concrete. Self compacting concrete scc is a flowing concrete that does not require vibration and, indeed, should not be vibrated. The scc mixes were prepared both with and without alkhamkha waste with different doses of sp33 superplasticizer. One of the most remarkable projects built using self compacting concrete is the akashikaikyo suspension bridge. The selfcompacting concrete differs from conventional concrete in the following three characteristic features, namely, appropriate flowability, nonsegregation, and no blocking. The european guidelines for self compacting concrete 1 introduction selfcompacting concrete scc is an innovative concrete that does not require vibration for placing and compaction. This standard covers the test method for slump flow of self compacting concrete with a maximum coarse aggregate size of 40 mm or less. It is able to flow under its own weight, completely filling formwork and achieving full compaction, even in the presence of congested reinforcement. Development of scc self compacting concrete scc developed by professor hajime.
Importance of using self compacting concrete construction essay. Since the concrete is capable of self consolidating and reaching the difficult areas in moulds, manual variables in terms of placing and. In the situation where, in the project, are not mentioned the selfcompacting concretes characteristics, the consistency classes must be selected carefully, on the basis of the site conditions, by all factors involved in designer, builder, concrete station. This study discusses the engineering properties of the selfcompacting mass concrete mixed with plain cement and pozzolan. Self compacting concrete and steel fiber self compacting concrete, studies on residual compressive strength is of paramount importance for instilling confidence amongst the engineers and builders. Introduction self compacting concrete scc is a new category of high performance concrete characterized by its ability to spread into a heavily reinforced area under its own weight without the need of vibration and. Mechanical properties of self compacting concrete download. Self compacting concrete concrete that is able to flow under its own weight and completely fill the form work even in the presence of congestion. It is an innovative concrete mixture that can be mold into place without the use of vibrators to form a product free of empty spaces within the formwork. Jun 17, 2019 self compacting concrete has been used in bridges and even on precast sections. The present project investigates the making of self compacting concrete more affordable for the construction market by replacing high volumes of portland cement by fly ash. However, for the design of selfcompacting concrete mixes with steel fibres it is found that. The sodra lanken project links east and west of stockholms.
Significant advantages in the use of fly ash are demonstrated. Selfcompacting concrete is a recent development that shows potential for future applications. You can also subscribe to final year project s by email for more such projects and seminar. Pdf selfcompacting concrete scc it is considered to be one of the. Selfconsolidating concrete, also known as selfcompacting concrete scc, is a highly flowable, nonsegregating concrete that spreads into place, fills formwork, and encapsulates even the most congested reinforcement, all without any mechanical vibration. Self compacting concrete seminar report, ppt, pdf for civil. In residential construction, shear walls are straight external walls that typically form a box which provides all of the lateral support for the building. Placing and curing selfcompacting concrete in hot climates carlos f. In precast product plants as well, selfcompacting concrete is highly effective in reducing the noise as it requires no vibration. This project report entitled experimental investigation on properties of self compacting. Selfcompacting concrete has already been used in several countries. Based on above results conclusions are drawn and discussions the following self compacting concrete scc technology can save time, cost, enhance quality, durability and moreover it is a green concept.
M sonebi, medium strength selfcompacting concrete containing fly ash. Shear walls are constructed to counter the effects of lateral load acting on a structure. Self compacting concrete scc, also known asself consolidating concrete, is. Self consolidating concrete, also known as self compacting concrete scc, is a highly flowable, nonsegregating concrete that spreads into place, fills formwork, and encapsulates even the most congested reinforcement, all without any mechanical vibration. Highperformance superplasticiser glenium 51 was used the concrete mixes. As per is4562000 6, cement is replaced by weight of material. The range of benefits offered go beyond fundamental aspects of concrete quality and productivity. M sonebi, medium strength self compacting concrete containing fly ash. Selfcompacting concrete is a fluid mixt ure suitable for placing in structures. The selfcompacting concrete differs from conventional concrete in the following three characteristic features, namely, i appropriate flowability, ii nonsegregation, and iii no blocking tendency. The primary objective of this project was to evaluate and explore. It uses super plasticisers and stabilizers to significantly increase the ease and rate of flow. Civil engineering projectsprojects with reports and.
One of the most remarkable projects built using selfcompacting concrete is the akashikaikyo suspension bridge. This concrete was first developed in 1988 to achieve durable concrete structure. Project report study on self compacting concrete using. Cip 37 self consolidating concrete scc self consolidating concrete scc, also known as self compacting concrete, is a highly flowable, nonsegregating concrete that can spread into place, fill the formwork and encapsulate the reinforcement without any. The volume of excess paste was determined by experiments. Scheme of compacted aggregate and concrete mixtures. The european project group acknowledges the contribution made in drafting this document by a wide range of expertise from within the. There was a decrease in skilled workers in japan, which thus lead to reduction in quality of construction. A practical mix design method for selfcompacting concrete. Selfcompacting concrete not only increases the reliability of structures but also reduces the number of workers required at the construction site and streamlines the construction. This paper compares the properties of fresh and hardened normal concrete and a self compacting concrete with large volumes of fly ash. Hence to overcome these defects the selfcompacting concrete is used.
Modelling using factorial experimental plans, cement and concrete research, vol 34, pp 11991208, 2004. Conventional concrete tends to present a problem with regard to adequate consolidation in thin sections or areas of congested reinforcement, which leads to a large volume of entrapped air voids and compromises the strength and durability of the concrete. Selfcompacting concrete civil engineering community. It achieves compaction into every part of the mould or formwork simply by means of its own weight. Hence to overcome these defects the self compacting concrete is used. For creation of durable concrete skilled workers are required. The concrete was cast along the entire lengths of the walls to avoid construction joints. Ability to flow or deform under its own weight with or without obstructions and the ability to remain homogeneous while doing so. Experimental investigation of selfconsolidating concrete mixture. This paper compares the properties of fresh and hardened normal concrete and a selfcompacting concrete with large volumes of fly ash. Performance of selfcompacting geopolymer concrete containing. Concrete is an essential material in the building industry with world.
Self compacting concrete download ebook pdf, epub, tuebl. Final report evaluation of selfconsolidating concrete celik. There fore each selfcompacting concrete has to be designed for the particular structure to be constructed. However working on the parameters which affect the basic properties of selfcompacting concrete such as plastic viscosity, deformability, flowability and resistance to segregation, selfcompacting concrete may be proportioned. Therefore, large volumes of fly ash, partially in substitution of cement and partially as filler, can be employed in producing self compacting concrete. Selfcompacting concrete has been used in bridges and even on precast sections. It uses superplasticisers and stabilisers to significantly increase the ease and rate of flow. Cip 37 self consolidating concrete scc self consolidating concrete scc, also known as self compacting concrete, is a highly flowable, nonsegregating concrete that can spread into place, fill the formwork and encapsulate the reinforcement without any mechanical consolidation. In all scc mixes compressive strengths of standard cube specimens were comparable to those of traditional vibrated concrete made with similar water cement ratios if anything strengths were higher. Self compacting concrete seminar report, ppt, pdf for. Most of the construction materials research now concerns on investigation of construction materials that is locally produced at a rate and cost compatible with the pace of construction. All types of cement conforming to en 197 are suitable. Mix design procedure for self compacting concrete 1krishna murthy. Explore self compacting concrete with free download of seminar report and ppt in pdf and doc format.
However working on the parameters which affect the basic properties of self compacting concrete such as plastic viscosity, deformability, flowability and resistance to segregation, self compacting concrete may be proportioned. Self compacting concrete incorporating highvolumes of. Selfcompacting concrete scc selfcompacting concrete scc is a flowing concrete that does not require vibration and, indeed, should not be vibrated. It is commercially known by various names such as self consolidating concrete, self compacting concrete, self leveling concrete, or rheoplastic concrete mehta and monteiro 2006. Lbox test experimental procedure the procedure adopted in the study is as follows 1 using japanese method of mix design, initial mix design was carried out at coarse. A study on of the engineering properties of selfcompacting mass. Self compacting concrete composite material concrete. The overall subject of this project was selfcompacting concrete. Self compacting concrete is a flowing concrete mixture that is able to consolidate under its own weight.
Department, for giving us guidance for carrying out this project work. In beginning of1983, the problem of the durability of concrete structures was a major problem in japan. Selection of the type of cement will depend on the overall requirements for the concrete, such as strength, durability etc. Materials for selfcompacting concrete the constructor. Selfcompacting concrete is a flowing concrete mixture that is able to consolidate under its own weight. This standard covers the test method for slump flow of selfcompacting concrete with a maximum coarse aggregate size of 40 mm or less. Self consolidating high performance concrete scc self. Since the concrete is capable of selfconsolidating and reaching the difficult areas in moulds, manual variables in terms of placing and. Selfcompacting concrete is a complex system that is usually proportioned with one or more additions and one or more chemical admixtures.
Feb 27, 2014 based on above results conclusions are drawn and discussions the following self compacting concrete scc technology can save time, cost, enhance quality, durability and moreover it is a green concept. The work described in this paper was supported by the australian research council discovery project no. Introduction selfcompacting concrete scc is a new category of high performance concrete characterized by its ability to spread into a heavily reinforced area under its own weight without the need of vibration and. Therefore, large volumes of fly ash, partially in substitution of cement and partially as filler, can be employed in producing selfcompacting concrete. It meets the demands placed by the requirements of speed and quality in concrete construction. Scribd is the worlds largest social reading and publishing site. Based on current research and available knowledge about scc presented in this paper, the following trends are emerging. P,india is used as additives according to astm c 618 5. Shear walls are vertical elements of the horizontal force resisting system.
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