Self compacting concrete seminar report, ppt for civil. The concrete was cast along the entire lengths of the walls to avoid construction joints. There fore each self compacting concrete has to be designed for the particular structure to be constructed. Self compacting concrete seminar report, ppt, pdf for civil. Self compacting concrete scc is becoming a popular form of concrete usage in a range of applications throughout the world. 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. 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. Scribd is the worlds largest social reading and publishing site. Selfcompacting concrete is a fluid mixt ure suitable for placing in structures. 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. Based on current research and available knowledge about scc presented in this paper, the following trends are emerging. Self compacting concrete scc gets compacted without external efforts like vibration, compaction, floating etc. A selfcompacting concrete scc is the one that can be placed in the form and can go through.
This new technology has been of interest to researchers, practising engineers and. When concrete is on the lower end of the slump ranges, use the rod to tap the outside of the cylinder mold after rodding the lifts. Selfcompacting concrete is a recent development that shows potential for future applications. Self compacting concrete is characterized by the adoption of a concreting method that does not require vibration during placing. Self compacting concrete composite material concrete. Selfconsolidating concrete scc, also referred to as selfcompacting concrete, is able to flow and consolidate on its own. Development of scc self compacting concrete scc developed by professor hajime. A proper design of a selfcompacting concrete requires considerably more fines content as compared to the traditional concrete. The method for achieving selfcompacting ability involves. Self compacting concrete with abstract or synopsis, documentation on. Self compacting concrete ppt concrete cement scribd.
P,india is used as additives according to astm c 618 5. The volume of excess paste was determined by experiments. It is able to flow under its own weight, completely filling formwork and achieving full compaction, even in the presence of congested reinforcement. Selfcompacting concrete scc is becoming a popular form of concrete usage in a range of applications throughout the world. These documents are not to be submitted with any patent office. One of the most remarkable projects built using selfcompacting concrete is the akashi kaikyo suspension bridge, japan in this project the scc was mixed onsite and pumped through a piping system to the specified point, located 200 meters away. One of the most remarkable projects built using self compacting concrete is the akashi kaikyo suspension bridge, japan in this project the scc was mixed onsite and pumped through a piping system to the specified point, located 200 meters away. Best practices guidelines for selfconsolidating concrete 3 what is selfconsolidating concrete. Applications self compacting concrete has been used in bridges and even on precast sections. Explore self compacting concrete with free download of seminar. Self compacting concrete scc is a key innovation in concrete technology and it is truly remarkable that, even after almost 30 years since its first implementation, it still attracts the interest.
All types of cement conforming to en 197 are suitable. 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 investigation considers the development of the technology and use of scc. Since the concrete is capable of selfconsolidating and reaching the difficult areas in moulds, manual variables in terms of placing and. Properties of selfcompacting concrete with recycled coarse. This paper addresses experiments and theories on selfcompacting 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. 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. The main characteristics of scc are the properties in. Mix compositions for flowing concrete and self compacting concrete. 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, which flows under its own weight and does not. Raijiwala, self compacting concrete a concrete of decade, journal of engineering research and studies, jersvol. Selfcompacting concrete is characterized by the adoption of a concreting method that does not require vibration during placing. This recommendation specifies the performance required of self compacting concrete, primarily the self compactability, and provide verification and inspection methods. This recommendation specifies the performance required of selfcompacting concrete, primarily the selfcompactability, and provide verification and inspection methods. 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. Self compacting concrete with partial replacement of sand by quarry dust page link. The selfcompacting concrete differs from conventional concrete in the following three characteristic features, namely, i appropriate flowability, ii nonsegregation, and iii no blocking tendency.
Best practices guidelines for self consolidating concrete 3 what is self consolidating concrete. 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. As per is4562000 6, cement is replaced by weight of material. The utilisation of recycled concrete aggregate rca in selfcompacting concrete scc has the potential to reduce both the environmental impact and financial cost associated with this increasingly popular concrete type. Selfcompacting concrete scc for prestressed bridge girders. Best practices guidelines for selfconsolidating 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. Use the rod to tap the outside of the cylinder mold when the rod is extracted from the concrete and the rod hole remains, or the concrete is used for slipform operations. Self compacting concrete is a recent development that shows potential for future applications. View selfcompacting concrete research papers on academia. There fore each selfcompacting concrete has to be designed for the particular structure to be constructed. The method for achieving selfcompacting ability involves limited aggregate content low waterpowder ratio employment of superplasticizer the method for achieving self compactability involves not only high deformability of paste or mortar, but also. Selection of the type of cement will depend on the overall requirements for the concrete, such as strength, durability etc. Self compacting concrete an overview sciencedirect topics.
Self compacting concrete is a fluid mixt ure suitable for placing in structures. 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. Properties of mix the mix therefore is required to have the ability of passing, filling voids and being stable. Self compacting concrete ppt free download as powerpoint presentation. Recently selfcompacting concrete was developed in japan and its use is spreading very rapidly to other countries. Project report study on self compacting concrete using. There was a decrease in skilled workers in japan, which thus lead to reduction in quality of construction. Hence to overcome these defects the self compacting concrete is used. European guidelines for selfcompacting concrete have been published by efnarc, the european federation of producers and applicators of specialist products or structures and are available from efnarc the guidelines cover the following topics. Self compacting concrete for high performance structures. Importantly, the investigation aims to highlight the opportunities for using scc in south africa.
Concrete is a mixture of cement, sand, gravel and water which dries hard and strong and is used as a material for building. Scheme of compacted aggregate and concrete mixtures. Self compacting concrete scc, also known asself consolidating concrete, is. 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. Mixes, consisting of slag blended cement, gravel 416mm, three types of sand 01, 02 and 0. Selfcompacting concrete procedure for mix design paratibha aggarwal, rafat siddique, yogesh aggarwal, surinder m gupta figure 2. For creation of durable concrete skilled workers are required. Nan su, kungchung hsu, hiswen chai a simple mix design method for self compacting concrete, cement and concrete research 31 2001, pp.
Mar 16, 2016 o self compacting concrete is an innovative concrete that does not require vibration for placing and compaction. Get self compacting concrete seminar report and ppt in pdf and doc. 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 beginning of1983, the problem of the durability of concrete structures was a major problem in japan. At the same time it is cohesive enough to fill spaces of almost any size and shape without segregation or bleeding. Also explore the seminar topics paper on ready mix 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 2017 2018. Shear walls are vertical elements of the horizontal force resisting system. Therefore, it is essential to have a proper mix design.
Ready mix concrete seminar report, ppt, pdf for civil. An increase in the flowability of concrete is known to increase the risk of segregation. Use the rod to tap the outside of the cylinder mold when the rod is extracted from the concrete and the rod hole remains. The european guidelines for selfcompacting concrete. The selfcompacting concrete differs from conventional concrete in the following three characteristic features, namely, appropriate flowability, nonsegregation, and no blocking. First, the features of japanese and chinese methods are discussed, in which the packing of sand and gravel plays a major role. Therefore, it is essential to have proper mix design. When shear walls are designed and constructed properly, and they will have. 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.
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. Form filling with selfcompacting concrete dtu orbit. Engineering properties specifying selfcompacting 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. One such latest generation concrete is self compacting concrete scc. Here, the grading and packing of all solids in the concrete mix serves as a basis for the development of new concrete mixes. Selfcompacting concrete scc for prestressed bridge girders 7. The use of scc is spreading world wide for its very attractive properties. Concrete has to be heavily vibrated for flow into very intricate forms or forms that have a lot of reinforcing bars. In residential construction, shear walls are straight external walls that typically form a box which provides all of the lateral support for the building. Self compacting concrete with partial replacement of sand by quarry dust posted by. The work presented in this paper seeks to build on the existing knowledge in this area by.
Therefore, large volumes of fly ash, partially in substitution of cement and partially as filler, can. Ppt self compacting concrete powerpoint presentation. Self compacting concrete has left his early stage of laboratory studies and has. Explore ready mix concrete with free download of seminar report and ppt in pdf and doc format. 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. 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. However, to date limited research exists exploring the use of coarse rca in scc.
Shear walls are constructed to counter the effects of lateral load acting on a structure. Sep 26, 20 self compacting concrete seminar ppt authorstream presentation. In our experience c2530 was the lowest result maintaining scc properties. Properties of selfcompacting concrete with recycled. Download the latest pdf and ppt on slideshare for civil projects. Selfcompacting concrete scc is an innovative concrete that does not requires vibration for placing and compaction. Applications selfcompacting concrete has been used in bridges and even on precast sections. 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.
This standard covers the test method for slump flow of selfcompacting concrete with a maximum coarse aggregate size of 40 mm or less. Materials for selfcompacting concrete the constructor. It meets the demands placed by the requirements of speed and quality in concrete construction. Self compacting concrete was used for the wall of a large lng tank belonging to the osaka gas company, whose concrete casting was completed in june 1998. Self compacting concrete seminar report, ppt, pdf for. 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. Explore self compacting concrete with free download of seminar report and ppt in pdf and doc format. Pdf selfcompacting concrete procedure for mix design. The document describes the properties of scc in its fresh and hardened state, and gives advice to the purchaser of readymixed and site mixed concrete on how. Since the concrete is capable of self consolidating and reaching the difficult areas in moulds, manual variables in terms of placing and. View self compacting concrete research papers on academia. The utilisation of recycled concrete aggregate rca in self compacting concrete scc has the potential to reduce both the environmental impact and financial cost associated with this increasingly popular concrete type. Selfcompacting concrete scc is a key innovation in concrete technology and it is truly remarkable that, even after almost 30 years since its first implementation, it still attracts the interest. Self consolidating concrete scc, also referred to as self compacting concrete, is able to flow and consolidate on its own.
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