Glass fibre reinforced concrete civil engineering portal. However they were corroded by the highly alkaline portland cement matrix. Rebar reinforced concrete uses steel bars that are laid within the liquid cement, which requires a great deal of prep work but make for a much stronger concrete. Properties and applications offiber reinforced concrete. Glass fibre reinforced concrete use in construction gopalax. A thin and short fibre, for example short hairshaped glass fibre, will only be effective the first hours. To study the engineering properties of pervious concrete reinforced with banana fibre. Structural glass fiber reinforced concrete conceptual alignment the term glass fiber reinforced concrete is often used in civil engineering representative of a whole group of composite building materials and has to be differentiated with respectto material behavior 5.
Properties and applications offiber reinforced concrete faisal fouad wafa associate professor, civil engineering department, faculty ofengineering, king abdulaziz university, jeddah, saudi arabia. Mechanical properties of glass fiber reinforced concrete. Posted in concrete engineering, project reports email this post. This material is very good in making shapes on the front of any building and it is less dense than steel. Gopalaratnam and shah 1986 discussed the effect of strain rate on the flexure behaviour of unreinforced matrix and three different fibre reinforced concrete mixes. Conventional nominal 8 in 200 mm concrete block was completely penetrated in a comparative test. Glass fibre reinforced concrete use in construction. Pdf in the 1940s, potential of glass as a construction material was realized and. Pdf glass fibre reinforced concrete use in construction. Download the seminar report for fibre reinforced concrete. The stock used in making glass fibres has some project sites like, della tower, sharad better alkali.
Besides its ability to sustain loads, natural fibre reinforced concrete. Continuous meshes, woven fabrics and long wires or rods are not considered to be discrete fibers. Concrete is most widely used construction materials. Abstract glassfibre reinforced concrete grc is a material. Pdf glass fibre reinforced concrete gfrc researchgate. Mar 06, 2016 fiber reinforced concrete is used to improve the performance of concrete cracking and shrinkage problems. Crack width profiles for fibre reinforced concrete elements. Nishanthi, experimental study on glass fiber reinforced concrete by partial replacement of coarse aggregate by waste ceramic tiles, international. The swedish concrete association published a report on steel fibre reinforced concrete in 1995. Degradable paper bags or containers can be put directly into the concrete truck or mixer, or they can be opened and the loose fibre dispensed. The zone of sand is zoneconcretes are mainly used in exterior building facade panels and as architectural precast concrete. In this way, glass fibre reinforced concrete gfrc was started to produce for the. Design of fibre reinforced concrete beams and slabs. Abstract self compacting concrete has developed as an advanced material, proficient of attaining remarkable development in the arena of concrete technology.
Jyothi kumari, et al studied behavior of concrete beams reinforced with glass. Glass fibrereinforced concrete consists of highstrength, alkaliresistant. Drawings and general provisions of the contract, including general and supplementary conditions and division 01 specification sections, apply to this section. Both concrete crushing and coirgfrp rupture are acceptable failure modes in governing the design of coirgfrp reinforced concrete members provided that strength and serviceability criteria are satisfied. The type of fibre andor packaging has a direct impact on how the fibres are dosed into the concrete. Sep 10, 2009 although the use of fibre reinforced concrete frc for structural applications is continuously increasing, it is still limited with respect to its potentials, mainly due to the lack of international building codes for frc structural elements. Glass fiber reinforced concrete gfrc comprises hydration products of cement, or cement plus sand, and the glass fibers. Glass fibers are used are used as reinforcement for concrete. Glass fiber reinforced concrete is, well, pretty much exactly what it sounds like.
Glass fibers were first used to reinforce cement and concrete in russia. As soon as some tension is developed, it will lose its stiffness. To compare the behaviour of plain pervious concrete and banana fibre reinforced pervious concrete. Our university organized the fund for completing the. Strength aspects of glass fibre reinforced concrete. Steelfiber reinforced concrete for conventional construction work as well by elhuyar fundazioa this is the threedimensional expression of the distribution of the steel fibers.
Glass fiber reinforced concrete gfrc or grc is a type of fiber reinforced concrete. Current research and applications of fiber reinforced concrete composites in india v. The moisture absorption is found to be less in fibre concrete than in plain concrete. So placing of reinforcement bars to plain concrete to attain the tensile strength. Fiber reinforced concrete types, properties and advantages. Composed principally of cement, sand and special alkali resistant ar glass fibres, grc is a thin, high strength concrete with many applications in construction. Somewhat similar materials are fibre cement siding and cement boards. Fiber reinforced concrete frc is a new structural material which is gaining increasing importance.
Performance of glass fibre reinforced self compacting concrete. Mainly the studies and research in fiber reinforced concrete has been devoted to steel fibers. Cemfill anti crack, high dispersion, alkali resistance glass fibre of diameter 14 micron, having an aspect ratio 857 was. University of oklahoma graduate college fiber reinforced concrete and bridge deck cracking a thesis submitted to the graduate faculty in partial fulfillment of the requirements for the. Within fib federation internationale du beton, the special activity group 5 is preparing a new fib model code that aims to update the previous ceb. He is a member of aci committees 363, highstrength concrete. Apr 11, 2012 concrete, as most folks know, is strong under compression but weak under tension, and is commonly strengthened by casting it around, e. Some of the commonly known fibres are steel, glass. Structural glass fiber reinforced concrete for slabs on ground.
Thus unlike plain concrete, a fiber reinforced concrete specimen does not break immediately after initiation of the first crack. The investigation is designed to find out the effect of glass fiber content 0, 600, and 1400 gmm3 on the mechanical properties of glass fiber reinforced concrete and mortar at 28 and 14 days respectively. Fiber reinforced concrete frc examination of fractured specimens of fiber reinforced concrete shows that failure takes place primarily due to fiber pullout or debonding. Review on the performance of glass fiber reinforced concrete. Thus unlike plain concrete, a fiberreinforced concrete specimen does not break immediately after initiation of the first crack. Introduction fiber reinforced concrete can be defined as a composite material consisting of mixtures of cement, mortar or concrete and discontinuous, discrete, uniformly dispersed suitable fibers. Therefore, to promote the use of concrete reinforced with vegetable fibers could be a way to improve concrete durability and also sustainable construction. Glass fiber concretes are mainly used in exterior building facade panels and as architectural precast concrete. Glass fiber reinforced concrete gfrc is a cementitious composite reinforced by the addition of alkaliresistant glass fibers.
Glass fibre reinforced self compacting concrete gfrscc is composed of cement, different sizes of coarse and fine aggregates, which integrate with distinct, uneven glass fibres. 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. 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. Gfrc is widely used for various types of precast products in civil. Fibre reinforced pervious concrete using banana fibre. This is to certify that the project report entitled a study on glass. Glass fibre reinforced concrete gfrc is a material that is making a significant contribution to the economics, technology a nd aesthetics of the construction industry worldwide for over 40 years. Glass fiber reinforced concrete gfrc properties and. This has the effect of increasing the toughness the failure mechanism is by pullout. Current research and applications of fiber reinforced. What are the disadvantages of fiber reinforced concrete. Care should be taken to ensure proper dispersal and complete mixing. Glass fibers reinforced concrete linkedin slideshare. The application of steel fiber reinforced concrete in civil construction is the most popular due to its improvement in resistance to cracking, fatigue, abrasion, impact, durability, and conventional reinforced concrete.
Balasubramanian cement and concrete matrices reinforced with randomly oriented short fibers are finding increasing applications in both precast and in situ concrete construction. Studies on fibre reinforced concrete, international journal of civil engineering and technology, volume 7, issue 5, september october 2016. Compressive strength of ordinary concrete and glass fibre concrete mixes table2 gives the compressive strength values of ordinary concrete and glass fibre concrete mixes and their values are observed to be varied from 36. Crack width profiles for fibrereinforced concrete elements with conventional reinforcement master of science thesis in the masters programme structural engineering and building technology niclas gorander christopher hallden department of civil and environmental engineering division of structural engineering concrete structures. By using various proportions of banana fibre we are casting pervious concrete i. It was also found that the modulus of rupture decreases with freeze thaw cycling. 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. 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. The study conducted on fiber reinforced concrete with steel fibers of 0% and 0.
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