Although scc is advantageous its processability in hot climate regions is not well understood and is the main topic of this investigation. Self compacting concrete an overview sciencedirect topics. Performance of glass fibre reinforced self compacting concrete. Materials for selfcompacting concrete the constructor. Further development of latest generation concretes in the recent past needs to update knowledge on the behaviour of such concrete with the addition of fibres to make them more efficient and effective. Though the concept originally was thought to be a tool to. Self compacting concrete seminar report, ppt, pdf for. Concrete has to be heavily vibrated for flow into very intricate forms or forms that have a lot of reinforcing bars.
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. There are, however, some differences between the hvfa self compacting concrete and the hvfa concrete designed by canmet. Selfcompacting concrete scc concrete cement free 30. Performance and acceptance of selfconsolidating concrete. Shear walls are constructed to counter the effects of lateral load acting on a structure. 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.
The invention of self compacting concrete scc is considered one of the most important developments in the construction industry. Please note that the following pdf file, offered by. Selfcompacting concrete by s and corneliu bobliana iure abstract. Self compacting concrete scc self compacting concrete scc is a flowing concrete that does not require vibration and, indeed, should not be vibrated. Selfconsolidating concrete scc structural investigation. 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. The seminar report on self compacting concrete which explains the mix design, advantages and disadvantages, applications, properties,process of making self consolidating concrete, theoretical and experimental studies with test results. It is the ability of scc to flow into all spaces within the formwork under its own weight. A numerical model for selfcompacting concrete flow through.
Scc stands for self compacting concrete or self consolidating concrete. This standard covers the test method for slump flow of self compacting concrete with a maximum coarse aggregate size of 40 mm or less. In this study strength parameters of self compacting concrete, self curing concrete, self compacted self curing. In the plastic state, it flows under its own weight and homogeneity while completely filling any formwork and passing around congested reinforcement. Mixes, consisting of slag blended cement, gravel 416mm, three types of sand 01, 02 and 0. Introduction self compacting concrete scc represents one of the most significant advances in concrete technology for decades. Self compacting concrete was first developed 1988 in order to achieve durable concrete structures. Selfcompacting concrete civil engineering community. It is able to flow and consolidate under its own weight, completely filling the formwork even in the presence of dense reinforcement. Form pressure generated by selfcompacting concrete influence of thixotropy and structural behaviour at rest peter billberg school of architecture and the built environment division of concrete structures royal institute of technology se100 44 stockholm, sweden tritabkn. View self compacting concrete research papers on academia. Magnel laboratory for concrete research department of structural engineering selfcompacting concrete. This is a sample project report on self compacting concrete.
Project report study on self compacting concrete using. Table 7 presents the results of workability tests, conducted to achieve self compacting concrete. We used similar compositions of scc and cc to study the fresh cement workability. Self compacting concrete incorporating highvolumes of. 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. Magnel laboratory for concrete research 3 self compacting concrete. Form pressure generated by celfcompacting concrete pe. Magnel laboratory for concrete research durability 59. Hence to overcome these defects the self compacting concrete is used. Jan 31, 2012 project report on self compacting concrete 1. This report summarizes the twophase research on selfconsolidating concrete scc in new jersey. Pdf selfcompacting concrete procedure for mix design.
It uses superplasticisers and stabilisers to significantly increase the ease and rate of flow. Stephen lane senior research scientist introduction in response to the reduction in the skilled labor force in japans construction industry and. Bond behavior of reinforcement in conventional and self. Self compacting concrete seminar report, ppt, pdf for civil. Dec 22, 2017 seminar on self compacting concrete scc special concrete 1. Self consolidating concrete or self compacting concrete commonly abbreviated to scc is a concrete mix which has a low yield stress, high deformability, good segregation resistance prevents separation of particles in the mix, and moderate viscosity necessary to ensure uniform suspension of solid particles during transportation, placement without external compaction, and thereafter until. 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. A compilation of research on selfconsolidating concrete for. For concrete to be self compacting it should have filling ability, passing ability and.
Pdf the optimization of the selfcompacting concrete. 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. A proper design of a self compacting concrete requires considerably more fines content as compared to the traditional concrete. 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. Get self compacting concrete seminar report and ppt in pdf and doc. Selfcompacting concrete scc can be placed under its own weight. Self compacting concrete, confinements, strength, ductility. O scc was first developed in japan around the year 1980. Since then, various investigations have been carried out, and the concrete has been used in practical structures in japan, mainly by large construction companies. Seminar on self compacting concrete scc special concrete. It achieves compaction into every part of the mould or formwork simply by means of its own weight without any segregation of the coarse aggregate.
Self consolidating concrete scc, also known as self compacting concrete, is a highly flowable, nonsegre gating concrete that can spread into place, fill the. Selfcompacting concrete scc is a special type of concrete which can be placed and consolidated under its own weight without any vibration effort due to its excellent deformability, and which at the same time is cohesive enough to. Selfcompacting concrete scc v introduction to selfcompacting concrete. Due to its properties and composition, the selfcompacting concrete is described here as being one of the future. There fore each self compacting concrete has to be designed for the particular structure to be constructed. Self compacting concrete scc for prestressed bridge girders 7. Self compacting concrete seminar report, ppt for civil. First, the features of japanese and chinese methods are discussed, in which the packing of sand and gravel plays a major role. Selfcompacting concrete procedure for mix design article pdf available in leonardo electronic journal of practices and technologies 712 june 2008 with 35,326 reads how we measure reads. The benefits of scc in reduced labor needs, increased rate of production and safety, and lower noise levels have generated great interest from the precast concrete industry. 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 trials were started at 50 percent volume of total concrete as content of coarse aggregates and 40 percent by volume of mortar in concrete as contents of fine aggregates and variation in wp ratio and super plasticizer was carried out to achieve scc mixes. Self compacted concrete seminar 1 concrete building.
When shear walls are designed and constructed properly, and they will have. Testing and mix design method of self compacting concrete. College, gujarat technological university gujarat, india. Inadequate homogeneity of the cast concrete due to poor compaction or segregation may. Design and application of self compacting concrete concrete.
Self consolidating concrete scc also known as self compacting concrete flows and consolidates on its own. 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. However, no specification for t1 is given in efnarc or other codes. Seminar on self compacting concrete civil engineering. Self compacting concrete is a flowing concrete mixture that is able to consolidate under it own weight the highly fluid nature of scc makes it suitable for placing in difficult conditions and in section with congested reinforcement 3. A concrete of next decade 1n r gaywala 2 d b raijiwala address for correspondence 1 student of m. Design and application of self compacting concrete free download as powerpoint presentation. All types of cement conforming to en 197 are suitable. A numerical model for selfcompacting concrete flow. Since then, various investigations have been carried out and the concrete has been used in. One such latest generation concrete is self compacting concrete scc. Apr 18, 2015 shear walls are vertical elements of the horizontal force resisting system.
Download the latest pdf and ppt on slideshare for civil projects. Mechanical properties of selfcompacting concrete rilem. Self compacting concrete scc it uses superplasticisers and stabilisers to significantly increase the ease and rate of flow. Self compacting concrete scc is an innovative concrete that does not requires vibration for placing and compaction. Selfcompacting concrete procedure for mix design from. Selfconsolidating concrete scc for infrastructure elements. Selfcompacting concrete scc 1, also known as selfconsolidating concrete. A concrete mix can only be classified as self compacting concrete if the requirements for all the following three workability properties are fulfilled. This paper addresses experiments and theories on self compacting concrete. Self compacting concrete achieves this by its unique fresh state properties. Glass fibre reinforced self compacting concrete gfrscc is composed of cement, different sizes of coarse and fine aggregates, which integrate with distinct, uneven glass fibre.
It is able to flow under its own weight, completely filling formwork and achieving full compaction, even in the presence of congested reinforcement. Final report evaluation of selfconsolidating concrete celik ozyildirim, ph. The highly fluid nature of scc makes it suitable for placing in difficult conditions and in section with congested reinforcement. Self compacting concrete scc should present compatible quality and cost with conventional concrete cc. Also self compacting concrete has a brittle characteristic even with other kinds of cementitious materials. Construction of durable concrete structures requires skilled labor for placing and compacting concrete.
It is able to flow under its own weight due to its highly fluid nature and achieving a full compaction even in a formwork with complicated shapes and dense reinforcement. Investigations for establishing a rational mix design method and self compactability testing methods have been carried out from the. Bulletin 85, 2006 issn 11034270 isrn kthbknb85se isbn 9171784640. Performance of steel fiber reinforced self compacting. Selfcompacting concrete scc for prestressed bridge girders. It is highly flowable, nonsegregating concrete that can spread into place, fill formwork and encapsulate the reinforcement without any mechanical consolidation. Final report prepared for missouri department of transportation.
Phase i involves collecting actual field scc mixes that. Self compacting concrete scc is a flowing concrete mixture that is able to consolidate under its own weight. Using selfconsolidating concrete scc can minimize the problem since it was designed to consolidate under its own mass. Selection of the type of cement will depend on the overall requirements for the concrete, such as strength, durability etc. The seminar report on selfcompacting concrete which explains the mix design, advantages and disadvantages, applications, properties,process of making selfconsolidating concrete, theoretical and experimental studies with test results. Therefore, large volumes of fly ash, partially in substitution of cement and partially as filler, can be employed in producing self compacting concrete. This recommendation specifies the performance required of selfcompacting concrete, primarily the self compactability, and provide verification and inspection methods. Use of scc can also help minimize hearingrelated damages on the worksite that are induced by. 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. Here, the grading and packing of all solids in the concrete mix serves as a basis for the development of new concrete mixes. Tech research, department of applied mechanics, s v national institute of technology, surat 395007. Also get the seminar topic 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 2016 2017. Self compacting concrete scc is a highly fluid concrete that does not require any vibration during the placement process 1, 2.
Explore self compacting concrete with free download of seminar report and ppt in pdf and doc format. Final report evaluation of selfconsolidating concrete celik. Concrete is a mixture of cement, sand, gravel and water which dries hard and strong and is used as a material for building. Student, structural engineering part time 202016, bharathidasan institute of technology anna university, tiruchirappalli, tamilnadu, india. This paper addresses experiments and theories on selfcompacting concrete. This research work presents properties of self compacting concrete after replacement of fine aggregate with powder of waste marble at different percentages 0%, 10%, 20%, 30% 40% and 50%. Seminar on self compacting concrete scc special concrete 1. Shear walls are vertical elements of the horizontal force resisting system. Final report evaluation of self consolidating concrete celik ozyildirim, ph. Placing and curing selfcompacting concrete in hot climates carlos f. Behaviour of deformed bars in high strength concrete, report 94. View selfcompacting concrete research papers on academia.
Viscoprobe 1, installed at the factory of elementfabrik as, give, denmark, demonstrates optimal results in the manufacture of self compacting concrete on fully automatic concrete production lines. This report has been prepared by rilem technical committee tc 228mps mechanical properties. The paper presents the characteristics of the selfcompacting concretes, their advantages and disadvantages when they are used in buildings. The concrete was cast along the entire lengths of the walls to avoid construction joints.
Pdf properties of selfcompacting concrete with different. Concrete that is capable of compaction under its own weight and can occupy all the spaces in the forms, which self levels, does not segregate and does not entrap air is termed self compacting concrete scc. The range of benefits offered go beyond fundamental aspects of concrete quality and productivity. Methods of testing self compacting concrete workability. Okamura from the university of tokyo japan is mainly responsible for initiating the development of scc. Selfcompacting concrete is characterized by the adoption of a concreting method that does not require vibration during placing. Article information, pdf download for bond behavior of reinforcement in conventional and. There fore each selfcompacting concrete has to be designed for the particular structure to be constructed. Okamura in japan to offset a growing shortage of labour ouchi m 1999119. Self compacting concrete scc, also known asself consolidating concrete, is. In residential construction, shear walls are straight external walls that typically form a box which provides all of the lateral support for the building. 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. Selfcompacting concrete procedure for mix design paratibha aggarwal, rafat siddique, yogesh aggarwal, surinder m gupta figure 2. Self compacting concrete scc is a special type of concrete which can be placed and consolidated under its own weight without any vibration effort due to its excellent deformability, and which at the same time is cohesive enough to be handled without segregation or bleeding.
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