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. Though the concept originally was thought to be a tool to. 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. In this study strength parameters of self compacting concrete, self curing concrete, self compacted self curing. A compilation of research on selfconsolidating concrete for. Selfcompacting concrete by s and corneliu bobliana iure abstract.
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. 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. Tech research, department of applied mechanics, s v national institute of technology, surat 395007. Selfcompacting concrete scc concrete cement free 30. Selfcompacting concrete civil engineering community. Bond behavior of reinforcement in conventional and self. Self compacting concrete incorporating highvolumes of. It is able to flow and consolidate under its own weight, completely filling the formwork even in the presence of dense reinforcement.
Strength and durability same as conventional concrete. Introduction self compacting concrete scc represents one of the most significant advances in concrete technology for decades. Development of scc self compacting concrete scc developed by professor hajime. We used similar compositions of scc and cc to study the fresh cement workability. Magnel laboratory for concrete research durability 59. Self compacting concrete scc it uses superplasticisers and stabilisers to significantly increase the ease and rate of flow. In the plastic state, it flows under its own weight and homogeneity while completely filling any formwork and passing around congested reinforcement. 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.
Magnel laboratory for concrete research department of structural engineering selfcompacting concrete. 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. Behaviour of deformed bars in high strength concrete, report 94. Performance of glass fibre reinforced self compacting concrete. O scc was first developed in japan around the year 1980.
Pdf selfcompacting concrete procedure for mix design. Selfcompacting concrete scc can be placed under its own weight. In residential construction, shear walls are straight external walls that typically form a box which provides all of the lateral support for the building. Selfcompacting concrete scc v introduction to selfcompacting concrete. Concrete has to be heavily vibrated for flow into very intricate forms or forms that have a lot of reinforcing bars. Concrete is a mixture of cement, sand, gravel and water which dries hard and strong and is used as a material for building. Self compacting concrete seminar report, ppt, pdf for civil.
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 compacting concrete scc for prestressed bridge girders 7. 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. A proper design of a self compacting concrete requires considerably more fines content as compared to the traditional concrete. It is the ability of scc to flow into all spaces within the formwork under its own weight. 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. This report has been prepared by rilem technical committee tc 228mps mechanical properties. Self compacting concrete seminar report, ppt for civil. Self compacting concrete an overview sciencedirect topics. This report summarizes the twophase research on selfconsolidating concrete scc in new jersey.
Apr 18, 2015 shear walls are vertical elements of the horizontal force resisting system. Form pressure generated by celfcompacting concrete pe. It achieves compaction into every part of the mould or formwork simply by means of its own weight. Bulletin 85, 2006 issn 11034270 isrn kthbknb85se isbn 9171784640.
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. For concrete to be self compacting it should have filling ability, passing ability and. One such latest generation concrete is self compacting concrete scc. The range of benefits offered go beyond fundamental aspects of concrete quality and productivity. There fore each selfcompacting concrete has to be designed for the particular structure to be constructed. Self compacting concrete seminar report, ppt, pdf for. 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. A numerical model for selfcompacting concrete flow. Stephen lane senior research scientist introduction in response to the reduction in the skilled labor force in japans construction industry and. Use of scc can also help minimize hearingrelated damages on the worksite that are induced by. Construction of durable concrete structures requires skilled labor for placing and compacting concrete.
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. Self compacting concrete, confinements, strength, ductility. Investigations for establishing a rational mix design method and self compactability testing methods have been carried out from the. College, gujarat technological university gujarat, india. Self compacting concrete scc is a highly fluid concrete that does not require any vibration during the placement process 1, 2. 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. Inadequate homogeneity of the cast concrete due to poor compaction or segregation may. It is highly flowable, nonsegregating concrete that can spread into place, fill formwork and encapsulate the reinforcement without any mechanical consolidation. Table 7 presents the results of workability tests, conducted to achieve self compacting concrete. View self compacting concrete research papers on academia. This paper addresses experiments and theories on self compacting concrete. Okamura in japan to offset a growing shortage of labour ouchi m 1999119.
Selfconsolidating concrete scc structural investigation. Since then, various investigations have been carried out, and the concrete has been used in practical structures in japan, mainly by large construction companies. Final report evaluation of selfconsolidating concrete celik ozyildirim, ph. However, no specification for t1 is given in efnarc or other codes. Selfcompacting concrete procedure for mix design paratibha aggarwal, rafat siddique, yogesh aggarwal, surinder m gupta figure 2. A numerical model for selfcompacting concrete flow through. Seminar on self compacting concrete civil engineering. 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%. 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 concrete mix can only be classified as self compacting concrete if the requirements for all the following three workability properties are fulfilled. Final report prepared for missouri department of transportation.
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. 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. 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. Magnel laboratory for concrete research 3 self compacting concrete.
Mixes, consisting of slag blended cement, gravel 416mm, three types of sand 01, 02 and 0. Selfcompacting concrete scc 1, also known as selfconsolidating 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. Self compacting concrete was first developed 1988 in order to achieve durable concrete structures. Placing and curing selfcompacting concrete in hot climates carlos f. Hence to overcome these defects the self compacting concrete is used. Self compacting concrete scc is an innovative concrete that does not requires vibration for placing and compaction. Although scc is advantageous its processability in hot climate regions is not well understood and is the main topic of this investigation. Testing and mix design method of self compacting concrete. All types of cement conforming to en 197 are suitable.
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. This recommendation specifies the performance required of selfcompacting concrete, primarily the self compactability, and provide verification and inspection methods. 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 highly fluid nature of scc makes it suitable for placing in difficult conditions and in section with congested reinforcement. Here, the grading and packing of all solids in the concrete mix serves as a basis for the development of new concrete mixes. Selfconsolidating concrete scc for infrastructure elements. Self compacting concrete scc should present compatible quality and cost with conventional concrete cc. The invention of self compacting concrete scc is considered one of the most important developments in the construction industry. Mechanical properties of selfcompacting concrete rilem. First, the features of japanese and chinese methods are discussed, in which the packing of sand and gravel plays a major role.
Dec 22, 2017 seminar on self compacting concrete scc special concrete 1. Seminar on self compacting concrete scc special concrete 1. 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. A concrete of next decade 1n r gaywala 2 d b raijiwala address for correspondence 1 student of m. 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. Design and application of self compacting concrete free download as powerpoint presentation. Performance of steel fiber reinforced self compacting. Project report study on self compacting concrete using. Self compacting concrete scc is a flowing concrete mixture that is able to consolidate under its own weight. Self compacted concrete seminar 1 concrete building. Scc stands for self compacting concrete or self consolidating concrete. Phase i involves collecting actual field scc mixes that. 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 self consolidating concrete celik ozyildirim, ph.
Design and application of self compacting concrete concrete. 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. Using selfconsolidating concrete scc can minimize the problem since it was designed to consolidate under its own mass. This is a sample project report on self compacting concrete. 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 procedure for mix design from. It uses superplasticisers and stabilisers to significantly increase the ease and rate of flow. 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. 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. Self compacting concrete scc, also known asself consolidating concrete, is. Selfcompacting concrete is characterized by the adoption of a concreting method that does not require vibration during placing. Student, structural engineering part time 202016, bharathidasan institute of technology anna university, tiruchirappalli, tamilnadu, india. Self consolidating concrete scc, also known as self compacting concrete, is a highly flowable, nonsegre gating concrete that can spread into place, fill the. Materials for selfcompacting concrete the constructor. Shear walls are vertical elements of the horizontal force resisting system.
Also self compacting concrete has a brittle characteristic even with other kinds of cementitious materials. Self consolidating concrete scc also known as self compacting concrete flows and consolidates on its own. Final report evaluation of selfconsolidating concrete celik. The paper presents the characteristics of the selfcompacting concretes, their advantages and disadvantages when they are used in buildings. Okamura from the university of tokyo japan is mainly responsible for initiating the development of scc. Article information, pdf download for bond behavior of reinforcement in conventional and. The concrete was cast along the entire lengths of the walls to avoid construction joints. 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. Self compacting concrete scc self compacting concrete scc is a flowing concrete that does not require vibration and, indeed, should not be vibrated. Since then, various investigations have been carried out and the concrete has been used in. Download the latest pdf and ppt on slideshare for civil projects. Get self compacting concrete seminar report and ppt in pdf and doc. View selfcompacting concrete research papers on academia.
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. When shear walls are designed and constructed properly, and they will have. Performance and acceptance of selfconsolidating concrete. 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. Self compacting concrete achieves this by its unique fresh state properties. In most previous studies on self compacting concrete, t400 is used to estimate the flow velocity of self compacting concrete. Methods of testing self compacting concrete workability. Pdf properties of selfcompacting concrete with different. Due to its properties and composition, the selfcompacting concrete is described here as being one of the future. 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. Explore self compacting concrete with free download of seminar report and ppt in pdf and doc format. Selfcompacting concrete scc for prestressed bridge girders.
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