Flexible concrete gains selfhealing property which helps to fill the microcracks by a complex product that is formed by the reaction of cement with the rainwater. This material can bring the revolution because of its some special quality such as flexibility, selfhealing, lighter weight, etc. Concrete basicsaddresses the needs of unskilled and semiskilled persons undertaking general concreting projects including home and handyman projects. Powerpoint presentations on civil engineering civil ppt. It is special type of concrete that can take the bending stresses. Developed by university of michigan scientists, the. Bendable concrete road surface concrete free 30day. Engineered cementitious composite ecc the bendable.
Ppt selfconsolidating concrete applications powerpoint. Researchers invent bendable concrete that is stronger, lasts longer. The fibers, cementitious matrix, and interface properties must be of a correct combination data collection has proven that unlike typical mixing concrete, ecc strainhardens rather than tensionsoftens after first cracking first cracking is followed by rising stress. Composition of ecc bendable concrete is composed of all the ingredients of a traditional concrete minus coarse aggregates and is reinforced with polymer fibres. The building of the pantheon of lightweight concrete material is still standing eminently in rome until now for about 18 centuries. New bendable concrete that is stronger and more durable august 17, 2016 nanyang technological university ntu singapore scientists from the ntujtc industrial infrastructure innovation centre i. While this mixture makes concrete hard and strong, it does not promote flexibility. Bendable concrete a stronger, more durable concrete giatec. Explore bendable concrete with free download of seminar report and ppt in pdf and doc format also explore the seminar topics paper on bendable concrete with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce. Paper open access related content analysis of transparent. Engineered cementitious composite is a composition of cement, sand, fly ash, water, small amount of admixtures and an optimal amount of fibres. Making concrete bendable addresses several of conventional concretes key flaws. By using certain additives concrete parameters can be changed in order to obtain a specific texture, desired weight, bearing capacity or colour. Bendable concrete makes infrastructure stronger and more resilient.
The application of bendable concrete to increase durability. This page contains pavement design seminar and ppt with pdf report. Adequate coefficient of friction to prevent skidding of vehicles, impervious surface, so that subgrade soil is well protected, and long design life with low maintenance cost. In the mix, coarse aggregates are deliberately not used because property of ecc concrete is formation of micro cracks with large deflection. Engineered cementitious composite ecc, also called strain hardening cementbased composites shcc or more popularly as bendable concrete, is an easily molded mortarbased composite reinforced with specially selected short random fibers, usually polymer fibers. Transparent concrete can be used as a structural element and it contains between 2. May 7, 2005 a new type of fibrereinforced bendable concrete will be used for the first time in michigan this summer. A free powerpoint ppt presentation displayed as a flash slide show on id. Apr 28, 2017 composition of ecc bendable concrete is composed of all the ingredients of a traditional concrete minus coarse aggregates and is reinforced with polymer fibres. It was developed by dutch researcher and microbiologist hendrik jonkers using an extra ingredient acting as a healing agent and requires no human intervention to be repaired once placed. Researchers invent bendable concrete that is stronger.
Dec 11, 20 the application of bendable concrete to increase durability hello everyone, i hope your week went well. First, suppressing brittle fracture prevents the formation of wide cracks that allow water and other aggressive agents like road salt to penetrate easily into concrete structures and attack their reinforcing steel. Currently concrete is the most popular building material. Latest seminars topics for computer science 2020, electronics, mechanical, civil, mba, mca with ppt, pdf report. Explore bendable concrete with free download of seminar report and ppt in pdf and doc format. Ecc structural engineering concrete free 30day trial. Bio concrete set to revolutionize the building industry. It consist of special type of materials that makes it flexible. Fibers play an important role in bending of concrete. Bendable concrete, with a design inspired by seashells. A power point presentation on the topic bendable concrete. May 04, 2005 a new type of fiberreinforced bendable concrete will be used for the first time in michigan this summer and university of michigan scientists hope that their new material will find widespread. In the present study, the experimental study is conducted on bendable concrete. The ecc bendable concrete bridge preservation blog.
A new concrete has been developed to reduce the time needed for road works by more than half, report scientists. The strain capacity of flexible concrete is three hundred times greater than the conventional concrete. Bendable concrete is one step closer to hitting the market. Pdf engineered cementitious composites ecc material. Bendable concrete, with a design inspired by seashells, can make us infrastructure safer and more durable may 25, 2018 6. Bendable concrete or e ngineered cementitious composites ecc were originally developed in the 1990s by victor c. Apr 09, 2012 concrete is the singlemost utilized building material due to its moldability and low cost.
It is durable, lightweight and flexible enough to shape to contours. Concrete is a composite made from aggregate, water and binding agent which is cement. Sorry about the delay in posting the ice days in fort worth really decreased my general productivity. This innovation allows the creation of slim precast pavement slabs for quick installation, thus halving the time needed for road works and new pavements. Different types of reinforcement fibres used in bendable concrete civildigital civil engineering articles concrete all about flexible concrete or bendable concrete engineered cementitious compositeecc different types of reinforcement fibres used in bendable concrete. It contains cement,sand, water, fibres, and admixtures. A flexible or bendable concrete is an engineered cementitious composite ecc that exhibits the property of ductile material unlike the brittle nature of.
Explore skyscraper with free download of seminar report and ppt in pdf and doc format. But the concrete is brittle, causing it to break and shatter easily. Bendable concrete utilized on a bridge deck engineered. Unlike regular concrete, ecc has a strain capacity in the range of 37%, compared to 0. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Bendable concrete could make infrastructure saferand. Bendable concrete seminar report, ppt, pdf for civil. Encapsulated micronsized waxlike materials within the concrete change from solid to liquid form, like tiny ice cubes melting into water, when temperatures reach levels that are. View bendable concrete ppts online, safely and virusfree.
Vtu info brings you a series of uncommon and exclusive civil engineering seminar topics we have provided specialized topics out of it, seminar topics for civil engineering with ppt and report. It shows that the lighter materials can be used in concrete. Flexible or bendable concrete composition and uses. Bendable concrete makes infrastructure stronger and more. Recron fiber in bendable concrete shows an effective. Skyscraper seminar report, ppt, pdf for civil engineering. We civil engineers have lots of stuff to do throughout the degree.
C have invented a new type of concrete called conflexpave that is bendable yet. Powtoon bendable concrete construction pdf glass fibre reinforced concrete gfrc fibre reinforced concrete ppt video online download. An ecc, bendable concrete, demonstration project, in cooperation with the michigan department of transportation, was completed during summer 2005 on the grove street bridge crossing i94 in ypsilanti, mi. In 2002 li debuted a precursor concrete material that was bendable but not selfhealing. The concrete is made of what lis group calls engineered cement composites. May 14, 2015 bio concrete is a selfhealing form of concrete designed to repair its own cracks. Typical concrete comprises cement, water, gravel and sand. Free download lightweight concrete design seminar with complete ppt. Free concrete powerpoint templates provide concrete themed ppt backgrounds with images such as a brick wall and textured designs these free templates for powerpoint provide backgrounds that resemble strong structures made of substances like metal and bricks to help you deliver your concrete ideas using slide designs that symbolically reflect strength and. An ideal pavement should meet the following requirements. The ultimate tensile strain of bendable concrete can go up to 3 to 5%.
We are bringing longoverdue change to a conservative industry by addressing the current challenges in concrete testing, analysis, design, and production. Are you looking for bendable concrete seminar report pdf. Jul 07, 2016 bendable concrete, officially called engineering cement composite ecc, has been developed over the last 10 years by prof victor li, civil and environmental engineer at michigan university, ann arbor, mi. Scc selfconsolidating concrete fresh concrete that can flow around reinforcement and consolidate within formwork under its own weight without vibration and. We collected most searched pages list related with bendable concrete seminar report pdf and more about it. This article will enlighten a unique construction material i.
In this case, using standard concrete mix was obtainconcrete with a. Free powerpoint templates download free powerpoint backgrounds and powerpoint slides on construction. Ecc, or bendable concrete, solves many of the issues associated with using traditional concrete. Generally, traditional concrete uses gravel, sand, cement, and water. Also explore the seminar topics paper on skyscraper 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. Concrete basicsaims to provide a clear, concise explanation of all aspects of making quality concrete. Also explore the seminar topics paper on bendable 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. Pdf experimental studies on bendability of concrete. If the address matches an existing account you will receive an email with instructions to reset your password. Bendable concrete free download as powerpoint presentation. If you think youve seen it all when it comes to concrete construction, then you havent sat down with blaine brownell. Bendable concrete defies conventional standards of durability and strength august 26, 2016 stephanie liverani image above yang enhua, lead researcher and assistant professor at ntus school of civil and environmental engineering, holds a small slab of conflexpave, the bendable concrete he and his team invented. There are so many seminars, project reports, vivas, and exams in our.
Free construction powerpoint templates page 2 of 6. The fine silica sand is suitable for the flexible concrete which is used in the water treatment plant but if it is not available the normal sand can be used but it may effect the strength and flexibility of concrete. Ecc is designed to overcome the inherent brittleness of concrete by having high tensile ductility and the ability to selfheal tight cracks. Research continues to improve our understanding and refine our implementation of new materials. Civil engineering seminar topics with ppt reports vtu info. The concrete certainly looks like regular concrete, and li says it is. Oct 15, 2009 the precursor to lis selfhealing concrete. Scientists said these plates could reduce the time taken to develop roads. This new bendable concrete makes streaming less laborintensive through simple materials. Free concrete powerpoint templates provide concrete themed ppt backgrounds with images such as a brick wall and textured designs these free templates for powerpoint provide backgrounds that resemble strong structures made of substances like metal and bricks to help you deliver your concrete ideas using slide designs that symbolically reflect strength and resilience. Cementitious composite ecc is an ultraductile concrete with strainhardening and. Bendable concrete also can adjust its own thermal capacity, so that it stores more heat when the outside temperature is high, keeping building interiors cool.
Engineered cementitious composite ecc, also called strain hardening cementbased composites shcc or more popularly as bendable concrete. Different types of reinforcement fibres used in bendable. It is also more sustainable, requiring less maintenance. Get details of bendable concrete seminar report pdf.
The resulting material is ductile, or bendable concrete that can deform up to 5% in tension before cracks form, with a tensile strain capacity of 300 500 times as that of normal concrete. Jan 21, 2015 unveiled a fiberreinforced bendable concrete. Bendable concrete june 2426, 2008 ann arbor, michigan learn how this revolutionary material meets structural and durability challenges mixed and applied using traditional methods, this advanced synthetic. We can also add fly ash, silica fume, blast furnace slag to the concrete.
All about flexible concrete or bendable concrete engineered. Engineered cementitious composite ecc, also called bendable concrete, is an easily molded mortarbased composite reinforced with specially selected short random fibers, usually polymer fibers. The reflected closed cell foam expansion joint is the reflected closed cell foam expansion joint is the solution to your concrete placement needs. Civil engineering seminar topicsfree download engineering. Bendable concrete seminar report, ppt, pdf for civil engineering. However, cost, supply chain concerns, and technical. Li at the university of michigan, whose research was in part inspired by how animals like abalone produce the inner nacre of their shells.
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