Pdf on nov 1, 20, saeed pourfalah and others published development of bendable concrete mixtures find, read and cite all the research you need on researchgate. The compressive strength of the bendable concrete and conventional concrete is the same 46 mpa. Concrete, there is no separate mix design for the bendable concrete. The concrete pipe market 2016 report explores concrete pipe industry policy and plan, product specification, manufacturing process, cost structure etc. Fibers play an important role in bending of concrete. Apr 09, 2012 concrete is the singlemost utilized building material due to its moldability and low cost. Researchers at the university of michigan have developed engineered cement composites ecc, 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. Author links open overlay panel yenfang su a romika roshan kotian a na lu a b c.
I was looking into solutions for ifwhen we run out. More than 20 years later, researchers at louisiana state. This comprehensive reference book presents a comprehensive coverage of the material design methodology, processing methodology, mechanical and durability properties, smart functions, and application case studies. The ecc bendable concrete bridge preservation blog. Bendable concrete seminar report, ppt, pdf for civil engineering. The parallel fiber strands create two distinct graintype surfaces. Also explore the seminar topics paper on nano 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. Experimental investigation on bendable concrete using natural. Bendable concrete free download as powerpoint presentation. The mixing of bendable concrete was carried out by using hand mixing. Learn more about giatec scientific inc mission and core values. It contains cement,sand, water, fibres, and admixtures. Method of construction using metal prefabricated permanent formwork for vertical walls, characterised in that lathing 1 made of expanded sheet metal of small height is used, to the back of which there are welded spacer supports 2, 3 vertical stiffeners and possibly loop stiffeners, and ushaped spacers 4 so as to form one or more compartments which can be juxtaposed or superimposed in relation. A flexible or bendable concrete is an engineered cementitious composite ecc that exhibits the property of ductile material unlike the brittle.
A series of experiments were carried out to determine the compressive strength, tensile strength. Feasibility study of legoinspired construction with bendable. 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. This material is capable to exhibit considerably enhanced flexibility. Bendable square form concrete countertop solutions.
Bendable concrete a stronger, more durable concrete giatec. This is the first book on engineered cementitious composites ecc, an advanced concrete material attracting worldwide attention in both the academic community and in industry. In this case, using standard concrete mix was obtainconcrete with a density of 21002400kgm3, compressive. Concrete is an ideal medium for recycling waste or industrial byproducts. This article is currently only available in pdf format, please click the link to the top right. New lighter, tougher, and bendable concrete aims to.
Polymer concrete pc is a composite material in which the binder consists entirely of a synthetic organic polymer. Sorry about the delay in posting the ice days in fort worth really decreased my general productivity. First i will describe some unique characteristics of. In direct tension, bendable concrete with tensilestrain capacity of 3%, is 300 times more deformable than typicalconcrete. The bendable fingers 29 are then twisted at right angles, as at 30, as clearly shown in figure 6 of the drawing andbent around the vertical rod as clearly shown in figure 7 of the drawing. Composition of ecc bendable concrete is composed of all the ingredients of a traditional concrete minus coarse aggregates and is. Concrete structures pres 6 update on posttensioned structures in virginia pres 7 repair of metal culverts using ecc bendable concrete. While this mixture makes concrete hard and strong, it does not promote flexibility. Flexible or bendable concrete composition and uses. Once the mix design was finalized, the mixing was carried out.
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. Landmark pdf download bendable bollard highlights sheet classic pdf download bendable bollard removable base pdf download gorilla posts. In the present study, the experimental study is conducted on bendable concrete. Materials documentation source of materials resource document pdf 404 kb sept. But the concrete is brittle, causing it to break and shatter easily. Explore bendable concrete with free download of seminar report and ppt in pdf and doc format. Scientists in singapore have created a new type of concrete that bends, but is more durable and sustainable than the typical concrete. The concrete certainly looks like regular concrete, and li says it is 500 times more resistant to cracking and 40 percent lighter in weight. Ecc is designed to overcome the inherent brittleness of concrete by having high tensile ductility and the ability to selfheal tight cracks. With the ceaseless flow of technology the entire industry of construction yet another experience a miracle as a new species of concrete has been developed even with more strength and sustainability than the conventional concrete by the scientists at nanyang technological university ntujtc industrial infrastructure innovation center in singapore. Explore ready mix concrete with free download of seminar report and ppt in pdf and doc format. It is special type of concrete that can take the bending stresses.
Explore nano concrete with free download of seminar report and ppt in pdf and doc format. The application of bendable concrete to increase durability. There are quite a few posts for making surgical masks, but i find the. Pdf experimental studies on bendability of concrete. Internship report on post tension slab and brts terminals. My hospital is currently collecting our used n95 masks for cleaning and possible reuse. Bendable concrete seminar report, ppt, pdf for civil. 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. They are more bendable for tight radiuses and generally easier to clean than wood, metal or masonite. 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. Which is prepared by mixing polyurethane purpose concrete cube, cylinders and beams fiber in cc with proper mix design. In an interview given at that time, li told the university of. The concrete is made of what lis group calls engineered cement composites.
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. Over the years, this construction material has been enhanced and developed to fit to the usage and requirements at site. Bendable concrete technical name engineered cementitious composites, or ecc is a ductile concrete material that overcomes the brittleness of normal concrete. Concrete and cement are the most widely used building materials in the construction industry for over 100 years. Globe newswirewest article out of baton rouge, louisiana for louisiana state university lsu college of engineering reported that engineered cementitious composites eccalso known as ductile or bendable concretewas developed in the early 1990s by victor li, professorcivil and environmental engineeringuniversity of michigan. Bendable concrete concrete construction bendable concrete. Engineered cementitious composites ecc springerlink. Ecc engineered cementitious composites or bendable concrete, recron3s fibre.
Bonded weigh program training manual pdf march, 2018. Powerpoint presentations on civil engineering civil ppt. Dec 11, 20 the application of bendable concrete to increase durability hello everyone, i hope your week went well. Feasibility study of legoinspired construction with. Bendable concrete makes infrastructure stronger and more. Materials division business virginia department of. It combines effective use of illustrations, graphical data, and tables. Bendable concrete repairs its own cracks civil engineering. Composition of ecc bendable concrete is composed of all the ingredients of a traditional concrete minus coarse aggregates and is reinforced with polymer fibres. If the address matches an existing account you will receive an email with instructions to reset your password. Experimental study on bendable concrete written by kallepalli bindu madhavi, mandala venugopal, v rajesh published on 20161026 download full article with reference data and citations. Ecc also called as bendable concrete is an easily moulded mortar based composite reinforced with specially selected short random fibres. This forms an efiicient means for connecting the crossed. Fr2608196a1 permanent formwork made of bendable metal.
It has wide applications and wide future scope in various fields. For the tension behaviors of the bendable concrete, it is assumed that once the bendable concrete cracks, the tensile stress is equal to the first crack strength 4 mpa, so the strainhardening effect is not considered, which is conservative. Ready mix concrete seminar report, ppt, pdf for civil. From an environmental standpoint, concrete has a lot to offer the ingredients of concrete water, aggregate, and cement are abundant. Civildigital civil engineering articles concrete all about flexible concrete or bendable concrete engineered cementitious compositeecc engineered cementitious composite this article will enlighten a unique construction material i. It is variously known as synthetic resin concrete, plastic resin concrete or simply resin concrete. Using my mug and a mask i designed this pattern print full size, no reduction on letter size paper to fit over the nose and give space for the lips. Pdf experimental study on flexible concrete by using. Diy fitted face mask made by barb free pattern designed. Banthia said the sprayon, bendable concrete is much less expensive than other seismic retrofits and could be widely used both locally and in nations like china and india, where unreinforced. Plastic forms offer a reusable solution for curves and circles in concrete oct 9, 2011 concrete placing. Recron fiber in bendable concrete shows an effective.
Inspired by lego blocks that can be assembled via dry joints and disassembled for different objects, this study presents blocks made using a bendable concrete, aiming to assemble various structures with dry joints. It is demonstrated that such a material, termed engineered cementitious composites or. All about flexible concrete or bendable concrete engineered. The concrete certainly looks like regular concrete, and li says it is. The composite contains many of the ingredients used in regular concrete, but instead of coarse aggregate it includes microscale fibers. Study on behaviour of hybrid fibre reinforced cementitious. Introduction the flexible concrete is three times more expensive than the ordinary concrete. Typical concrete comprises cement, water, gravel and sand.
New bendable concrete that is stronger and more durable. This study proposes a new paradigm of construction legoinspired construction, and investigates the feasibility. Abstract bendable concrete also known as engineered cementitious composites abbreviated as ecc is class of ultraductile fiber reinforced cementitious composites, characterized by high ductility and tight crack width control. The book presents a comprehensive coverage of the material design methodology, processing methodology, mechanical and durability properties, smart functions, and. Engineered cementitious composites ecc bendable concrete. Kuow how to save that old building from a megaquake. Polyvinyl alcoholfibres covered with a very thin nanometer thick, slick coating which prevents the fibre from. Designing concrete mixtures there are three phases in the development of a concrete mixture. Now you know what translucent concrete is, but how exactly is it used. Experimental study on bendable concrete by using admixture and fibre, this paper suggests the need for developing a new class of frcs which has the strainhardening property but which can be processed with conventional equipment. Because the use of a polymer instead of portland cement represents a substantial increase in cost. Oct 15, 2009 the precursor to lis selfhealing concrete. Pdf development of bendable concrete mixtures researchgate. Bendable concrete for sustainable and resilient infrastructure.
Experimental investigation on bendable concrete using. Therefore the ecc acts more like a ductile material. Unlike regular concrete, ecc has a strain capacity in the range of 37%, compared to 0. We recommend that you register using the same email address you use to maintain your asce member account. Energy harvesting potential of bendable concrete using polymer based piezoelectric generator. They can be downloaded from the legacy versions page. Concrete can be made from local resources and processed near a jobsite. Abstractbendable concrete also known as engineered cementitious composites abbreviated as ecc is class of ultraductile fiber reinforced cementitious composites, characterized by high ductility and tight crack width control. We are bringing longoverdue change to a conservative industry by addressing the current challenges in concrete testing, analysis, design, and production. Energy harvesting potential of bendable concrete using. It consists of special type of materials that makes it flexible.
Jan 21, 2015 unveiled a fiberreinforced bendable concrete. Nano concrete seminar report, ppt, pdf for civil engineering. Pdf experimental investigation on bendable concrete by using. Transparent concrete can be used as a structural element and it contains between 2.
The material properties of bendable concrete reinforced with following 0. Bendable concrete it also known as engineered cementitious composites abbreviated as ecc is class of ultraductile fiber reinforced cementitious composites, characterized by high ductility and tight crack width control. An ecc has a strain capacity of more than 3% and thus acts more like a ductile metal rather than. In the present work bendable concrete is high in flexural strength compared with. This is a presentation to give an idea of bendable concrete. Research continues to improve our understanding and refine our implementation of new materials. Pdf experimental investigation on bendable concrete by. Normal concrete is brittle in nature while ecc is ductile in nature due to this property. 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. Several researches are happening around this topic to increase the durability, strength and performance of this building material. Of the record 26 winners and finalists in 12 categories in the 2000 national awards program for excellence in concrete pavement, more than onefourth of the projects.
This lack of bendability is a major cause of failure under strain and has been a pushing factor in the development of an elegant material namely, engineered cementitious composites abbreviated as ecc. The concrete is then cut into individual blocks the smallest are about 48 x 14 inches, or 1. A standard 8 long square edge form single piece of se001 or se002 that is factory cut to accommodate a radius as tight as 6. Use electrical tape in the bottom of forms to seal up holes after the form has been attached.
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