This masters thesis was carried out, between january 2011 and june 2011, at the. To the steel fibre reinforced concrete a styrene butadiene rubber emulsion was added and the properties of such polymer modified steel fibre reinforced concrete psfc are studied. Innovative reinforcement as fiber reinforced polymer frp bars has been proposed as alternative for the substitution of the traditional steel bars in reinforced concrete rc structures. Report date april 2001 the flexural capacity of reinforced concrete beams 6. Reinforcing concrete structures with fibre reinforced polymers isis canada research network the canadian network of centres of excellence on intelligent sensing for. Current research and applications of fiber reinforced. The weaving of the fabric is done either in a coil fashion or in a layer fashion. The concrete is enhanced by coconut fibre, and basaltflax fabric is used to reinforce the polymer. Molten materials, ceramic clays, plastics or cement concrete. Current research and applications of fiber reinforced concrete composites in india v. Corrosionfree carbon fiber reinforced polymer reinforcement may be. If you are searching for high strength concrete for your project, fibre reinforced concrete from the concrete network will provide a longlasting, impactresistant solution. It represents a class of materials that fall into a category referred to as composite materials. Cracks in reinforced concrete members extended freely until encountering a rebar.
The steel fiber reinforced concretes are the building materials which are more significance very fast because of the enhancing demand for high building properties in the building materials. Use of carbon fiber reinforced polymer composites to. History of sfrc steel fibre reinforced concrete sfrc was introduced commercially into the european market in the second half of the 1970s. Other major applications for fibre reinforced concrete include external paved areas, sprayed concrete, composite slabs on steel decking and precast elements. Micro fibers should be used for plastic shrinkage control cracking that can occur in the first 24 hours of concrete cure, impact protection, and reduction of explosive spalling during a fire. Explore polymer modified steel fibre reinforced concrete with free download of seminar report and ppt in pdf and doc format. When concrete is reinforced with steel prestressing strands that are under sustained tensile stress, corrosion is more critical than in nonprestressed concrete with nonprestressed steel reinforcement. Jan 29, 2014 they also reduce the permeability of concrete and thus reduce bleeding of water. The fibres used for making the fabric are of high tenacity like jute, glass fibre, kevlar, polypropylene, polyamides nylon etc. Relating to this a study has been carried out on the impact of concrete strength by using acrylic latex polymer modified concrete and steel fibre reinforced concrete sfrc.
The fresh and hardened properties such as workability, density, compressive strength. Totally five rectangular beams of 3 m length were cast. The matrix acts to bond and protect the fibers and to provide for transfer of stress from fiber to fiber through shear stresses. Fiber reinforced polymer american concrete institute. Customdesigned shape together with advanced materials result in unique fiber capable of replacing traditional steel mesh or steel fibre reinforcement, as well as offering impressive concrete tensile strength. Concepts, properties and processes find, read and cite. Fiberreinforced concrete frc is concrete containing fibrous material which increases its structural integrity. Concrete confinement using carbon fiber reinforced polymer grid. Ultrahighperformance fibrereinforced concrete is a recently developed lowporosity ceramic material with excellent mechanical performance, such as 28day compressive and flexural strength around 150 mpa and 40 mpa, respectively, and modulus of elasticity of about 90 gpa. What is fibre reinforced concrete frc is a portland cement reinforced with more or less randomly distributed fibres. Fiber reinforced concrete frc is a new structural material which is gaining increasing importance. Fiber reinforced concrete has small distinct fibers that are homogeneously dispersed and oriented haphazardly.
The fibers are useful in providing greater resistance to plastic shrinkage cracking and servicerelated cracking. This material is very good in making shapes on the front of. Fiberreinforced concrete seminar ppt with pdf report. Therefore, to promote the use of concrete reinforced with vegetable fibers could be a way to improve concrete durability and also sustainable construction. Steel fiber reinforced concrete nguyen van chanh 1 summary it is now well established that one of the important properties of steel fibre reinforced concrete sfrc is its superior resistance to cracking and crack propagation. Fibre reinforced polymer frp composite is defined as a polymer that is reinforced with fibre.
Fibrereinforced concrete an overview sciencedirect topics. Properties and applications offiber reinforced concrete faisal fouad wafa associate professor, civil engineering department, faculty ofengineering, king abdulaziz university, jeddah, saudi arabia. In a developing country such as india, road networks form the arteries of the nation. Comparison between polyolefin fibre reinforced vibrated. Reinforcing concrete structures with fibre reinforced polymers. The fibres considered are basalt, flax and coconut fibre. Shrinkage behaviour of fibre reinforced concrete with. Fiber reinforced concrete frc is finding increased use in construction. Frc can also significantly lower materials and labor costs compared to rebar or wire mesh reinforced concrete. Polymer concrete is a composite material realized with resin and aggregates. Design of fibre reinforced concrete beams and slabs. It was observe in previous researches, in addition of sfrc.
Fiber reinforced concrete frc is concrete containing fibrous material which increases its structural integrity. In the present study the epoxy resin was used for binding the aggregates. He is a member of aci committees 363, highstrength concrete. Fibers with a small average diameter have corresponding low flexural stiffness and thus have a certain ability to conform to the shape of the space they occupy in the paste phase of the concrete mixture. Download the seminar report on fiber reinforced concrete for civil and construction project. Sumit thakur civil fiberreinforced concrete frc seminar and ppt with pdf report. Polymer concrete is a composite material in which the aggregate is bound together in a matrix with a polymer binder. Providing and laying 40 mm steel fiber reinforced cement concrete in pavement in panels having area not more than 1. Fiber reinforced concrete and admixtures concrete materials. Introduction glass fiber reinforced concrete gfrc or grc is a type of fiber reinforced concrete.
Fiber reinforced concrete types, properties and advantages. Characterization of design parameters for fiber reinforced. In addition, the character of fiber reinforced concrete. Gfrc is a form of concrete that uses fine sand, cement, polymer usually an. Fiberreinforced concrete smart materials and smart sensors aci fall 2011 convention october 16 20, cincinnati, oh aci web sessions antoine naaman, faci, is a professor in the department of civil and environmental engineering at the university of michigan. One beam was used as reference beam and the remaining beams were provided with gfrp laminates on their soffit. Applications of fiber reinforced concrete in pavements. Fibre reinforced plastic frp concrete provides an alternative to steel reinforced concrete. Crimped and hooked end steel fibre of length 50 mm and an aspect ratio equal to 50 was added to concrete in different proportions i. Itwas shown that for thesamelengthanddiameter,crimpedendfibers can achievethesamepropertiesas straight fibers using 40 percent less fibers s. Concrete confinement using carbon fiber reinforced polymer grid by a. Fiber reinforced concrete is used to improve the performance of concrete cracking and shrinkage problems.
Currently, the structural performance and integrity of concrete structures reinforced with frp rebars are being studied extensively by researchers in japan, europe, and north america in order to investigate frp rebar structure capability and durability as reinforcement for concrete and to provide frp design provisions for different applications. However, because of the inherent material properties of fibre concrete, the presence of fibres in the body of the concrete or the provision of a tensile skin of fibre concrete can be expected to improve the resistance of conventionally reinforced structural members to cracking, deflection and other serviceability conditions. Frc offers several advantages over rebar or wire mesh reinforced concrete including increased crack resistance, ductility, energy absorption, impact resistance and residual strength. Few applications of sfrc are in the field of irrigation structures. It holds short discrete fibers that are uniformly distributed and circumstances oriented. Reinforced concrete flat slabs or flat plates continue to be among the most popular floor systems due to speed of construction and inherent flexibility it offers in relation to locations of partitions. To avoid this large mass and corrosion issue this research focuses on the usage of natural fibre reinforced polymerconcrete composite. Baumex polymer fiber patented, innovative synthetic fibre making use of modern polymers characteristics. Balasubramanian cement and concrete matrices reinforced with randomly oriented short fibers are finding increasing applications in both precast and in situ concrete construction. Iso 104062 was prepared by technical committee isotc 71, concrete, reinforced concrete and prestressed concrete, subcommittee sc 6, nontraditional reinforcing materials for concrete structures. Several useful documents on fiber reinforced concrete frc have been developed by aci committee 544, fiber reinforced concrete, including a design guide, aci 544. It overcomes corrosion problems, possesses high strength and low stiffness and cracks in the matrix are not detrimental. Fiberreinforced polymer frp materials are composite materials that typically consist of strong fibers embedded in a resin matrix. Steel fibre reinforced concrete seminar ppt with pdf report.
Polymer modified steel fibre reinforced concrete seminar. Fibers suitable for reinforcing concrete have been produced from steel, glass, and organic polymers synthetic fibers. Strength and durability of fibre reinforced geopolymer concrete. What are the disadvantages of fiber reinforced concrete. The fibers provide strength and stiffness to the composite and generally carry most of the applied loads. Materials with high tensile strengths with negligible elongation properties are reinforced with woven or nonwoven fabrics. Furthermore, variations in the pouring method and mould dimensions or shapes.
Micro fibers are either monofilament or fibrillated. We have had proven performance in over 125 million cubic yards of fiber reinforced concrete. As a result of this ability to arrest cracks, fibre composites possess. In the united kingdom, several million m 2 of steel fibre reinforced slabs have been installed over the past ten years, both for groundsupported and pilesupported floors. These include rapid curing at ambient temperatures from.
Our synthetic fiber products are manufactured in the usa and been evaluated using over 25 standard consensus tests. As soon as some tension is developed, it will lose its stiffness. Iso 10406 consists of the following parts, under the general title fibrereinforced polymer frp reinforcement of concrete test methods. Concrete reinforced with fibres which are usually steel, glass or plastic fibres is less expensive than handtied rebar, while still increasing the tensile strength many times. Replacement of prestressing steel with carbon fiber.
Corrosion of prestressing steel in precast concrete is a significant problem for coastal bridges in florida. Fiber reinforced concrete frc is concrete made primarily of hydraulic cements, aggregates, and discrete reinforcing fibers. Included within this report is a summary of the laboratory and field performance of various frc bridge decks along with key test methods and specification language developed by state departments of transportation. Experimental program materials the cementitious material used in the test was ordinary portland cement. Archanaa dongre 3 1 assistant pr ofessor, vid ya jyothi in stitute of technology, hyderabad, 500081. The original plastic material without fibre reinforcement is known as the matrix. Thus unlike plain concrete, a fiber reinforced concrete specimen does not break immediately after initiation of the first crack. Increasingly, fibers are being used to replace temperature and shrinkage reinforcement in concrete and, in some applications, prim ary reinforcement. Fibers include steel fibers, glass fibers, synthetic fibers and natural fibers each of which lend varying properties to the concrete. Fiber reinforced concrete is a type of concrete that includes fibrous substances that increase its structural strength and cohesion. At that time, it was considered to be one of the worlds most modern and straightforward handbooks on the design of steel fibre reinforced concrete structures. Fiber reinforced concrete and admixtures because concrete is versatile, it is an ideal material to adapt for special applications and to meet the tough demands of the building industry. Fiberreinforced concrete frc is concrete consisting fibrous material which increases its structural purity.
In this study, geopolymer concrete contains fly ash, ground granulated blast furnace slag ggbs, alkaline. Pdf on feb 18, 20, martin alberto masuelli and others published introduction of fibre reinforced polymers. The best bulk bag is the one delivered to you on time and tough enough to handle the job. Cfrp is a corrosionfree material, whereas the conventional steel reinforcement used in a traditional pile is prone to corrosion when exposed to chlorides. Since vcc and scc are the most commonly used types of concrete, the comparison between them was first assessed by means of mechanical testing of steel fibre reinforced concrete sfrc, with there being significantly higher residual strengths in the case of scc. This project report on polymer fibre reinforced concrete pavements is about the polymer fibre reinforced concrete pavements.
While more expensive in most cases, it can be justified under special circumstances. Skazlic, hybrid high performance fibrereinforced concrete m. Project report on polymer fibre reinforced concrete. Geopolymer is a geo friendly material alternative to ordinary portland cement. Fiber reinforced concrete is usually portland cement concrete with either metallic or polymer fibers. It contains short discrete fibers that are uniformly distributed and randomly oriented. Mathur, suitability of concrete reinforced with synthetic fiber for the construction of pavements, in proceedings of the 3rd international conference on. Fip 8 design and specification of fiberreinforced concrete. This paper emphasizes on polymer modified steel fiber reinforced concrete, a recent advancement in the field of reinforced concrete. Get the latest journals, research papers, doc and pdf documents discussing the need of using various types of fibers like synthetic, steel, glass etc.
Use of carbon fiber reinforced polymer composites to increase 5. Fiber reinforced concrete frc examination of fractured specimens of fiber reinforced concrete shows that failure takes place primarily due to fiber pullout or debonding. Overview of fiberreinforced concrete bridge decks final. Strength behaviour of fibre reinforced polymer strengthened beam. Also explore the seminar topics paper on polymer modified steel fibre reinforced 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. Glass fibre reinforced concrete use in construction. These compounds have a more tensile strength to compress, more toughness and more absorption of energy. Steel fibre reinforced concrete sfrc quality, performance. The fibre reinforced plastics or fiber reinforced polymers are a category of composite plastics that specifically use fibre materials not mix with polymer to mechanically enhance the strength and elasticity of plastics.
For instance, the term frp for fiber reinforced plastic usually indicates a thermosetting polyester matrix containing glass fibers1. This material is very good in making shapes on the front of any building and it is less dense than steel. Naturally occurring asbestos fibers and vegetable fibers, such as sisal and jute, are also used for. At concrete materials, weve made it our business to respond to these demands with a variety of concrete admixtures for your projects including but not. Download fiber reinforced concrete pdf ppt seminar. Strength and durability of fibre reinforced geopolymer. Fibre reinforced concrete reinforced concrete suppliers. The swedish concrete association published a report on steel fibre reinforced concrete in 1995. Fibre reinforced concrete frc extends the versatility of concrete as a construction material, offers a potential to simplify the construction process and, when combined with selfcompacting concrete, signifies an important step towards industrial. Fibrereinforced concrete for industrial construction. Durability is another important aspect of concrete.
Efforts have been made to replace the cement based binder in the current fibre reinforced cement concrete with geopolymeric binder resulting in fibre reinforced geopolymer composites frgcs, which is greener than the former one. This page contains fiberreinforced concrete frc seminar and ppt with pdf report. Reducing the greenhouse gas emission is the need of the hour. The expertise, quality products, and value you need for any fiber reinforced concrete application. Properties and applications offiber reinforced concrete 51 high aspect ratio were found to have improved effectiveness. Study on polymer modified steel fiber reinforced concrete. Fibre is a small piece of reinforcing material which increases structural integrity. The composites do not contain a hydrated cement phase, although portland cement can be used as an aggregate or filler.
Beams bonded with four different types of glass fibre reinforced polymer gfrp having 3. Glass fiber concretes are mainly used in exterior building facade panels and as architectural precast concrete. Polymer concrete topic american concrete institute. A pavement is the layered structure on which vehicles travel. Fiber reinforced concrete an overview sciencedirect topics. Constructions sustainable option harnessing fibres for concrete construction, dundee, scotland, 810 july 2008. Improved bond equations for fiberreinforced polymer bars.
A thin and short fibre, for example short hairshaped glass fibre, will only be effective the first hours. Composite materials are made by dispersing particles of one or more materials in another material, which forms a continuous network around them. Fiberforce by abc polymer industries has had proven performance in over 125 million cubic yards of concrete. Fibers used are steel fibers, synthetic fibers, glass fibers, natural fibers, asbestos fibers and carbon fibers. Fiber reinforced concrete is used when there is requirement for elimination small cracks. Astm c 1116 standard specification for fiber reinforced concrete 3. Polymer concrete composites possess a unique combination of properties dependent on the formulation.