It incorporates fibre technology, added at the batching plant to enhance concrete performance and durability. The use of plastic has increases substantially all over the world it leads to create large quantities of plastic based waste. Investigation on waste plastic fibre reinforced concrete. Plastic and steel fiberreinforced concrete applications. An ability to be tailored for a wide variety of corrosion resistant conditions light weight less than 20% of steel, 10% of concrete. Use of plastic has a dual advantage cost of material is low also it solve the. Introduction to steel fiber reinforced concrete on. It contains short discrete fibers that are uniformly distributed and randomly oriented.
Concrete, waste plastic bottles, fibers, cube and cylinder. The concrete was reinforced using recycled polypropylene plastic instead, and strength and durability tests show that the end result could be used to build footpaths and precast elements such as drainage pits and concrete sleepers. Steel fibers are a discontinous, 3dimensionally orientated, isotropic reinforcement, once they are mixed into the concrete. Thus, the method of damage of the fiber reinforced concrete mostly depends on the strength of the materials and the adhesion of the fibers to the matrix. A fiber reinforced plastic reinforcement 1 for concrete structure comprises a core 2 made of a fiber reinforced plastic material composed of a matrix resin and reinforcing fiber, uneven profile portion integrally formed on the peripheral surface portion of the core 2 having alternately arranged first higher portions and second lower portions, and the reinforcing fiber extending in series.
It holds short discrete fibers that are uniformly distributed and circumstances oriented. Here author suggested the use of these plastic bags pieces in a concrete as a plastic fiber to improve the properties of concrete. Research paper use of plastic in a concrete to improve its. Fiber reinforced concrete an overview sciencedirect topics. Now the plastic rebars are also being used in structural applications. Ultra high strength fiber reinforced concrete using aramid. Franzen department of civil and environmental engineering division of structural engineering concrete structures chalmers university of technology abstract. Macrofibers are specifically engineered for use as shrinkage and. Our synthetic fiber concrete reinforcement will never, ever, suffer from corrosion, one of the main factors affecting the durability of steel reinforced concrete.
As soon as some tension is developed, it will lose its stiffness. To address this issue the fibers from used plastics were added in various percentages in the m30 grade concrete. Pdf strengths prediction of plastic fiber reinforced concrete m30. Concrete containing a hydraulic cement, water, fine or fine and coarse aggregate, and discontinuous discrete fibers is called fiber reinforced.
Design of fibre reinforced concrete beams and slabs. Nemati winter quarter 2015 3 concrete technology 5 fiberreinforced concrete frc concrete containing a hydraulic cement, water, fine or fine and coarse aggregate, and discontinuous discrete fibers is called fiberreinforced concrete frc. Hanson fibrecretea range of fibre reinforced concretehanson fibrecrete is a range of fibre reinforced concrete. The concrete of m20 and m30 grades were selected for the study. Fiber reinforced concrete synthetic fiber reinforcemet. Fiberglass rebar is a reinforcing material intended to be used in concrete to replace traditional steel type reinforcement. Building professionals anc concrete contracters are increasingly turning to the use of fibers in different shapes, sizes, and colors to reinforce concrete for many building applications. Fiber reinforced concrete is a composite material comprised of portland cement, aggregate and fibres. Fiber reinforced concrete frc is a new structural material which is gaining increasing importance. Shear strength of waste plastic pet fiber reinforced.
The fibers are useful in providing greater resistance to plastic shrinkage cracking and servicerelated cracking. Download fiber reinforced concrete pdf ppt seminar. Glass fiber reinforced concrete glass fiber reinforced concrete gfrc can be. Fiber reinforced concrete frc university of washington. Fiber reinforced concrete frc is considered by many t o be a new and challenging composite material. Fiberreinforced concrete frc seminar and ppt with pdf report. Several useful documents on fiber reinforced concrete frc have been developed by aci committee 544, fiber reinforced concrete, including a design guide, aci 544. Fiber reinforced concrete is a composite material of mixtures of cement mortar or concrete and fibers and has. Normal unreinforced concrete is brittle with a low tensile. Fiber reinforced concrete types, properties and advantages. Article characteristics of recycled polypropylene fibers.
Fibers used are steel fibers, synthetic fibers, glass fibers, natural fibers, asbestos fibers and carbon fibers. Fibers can be sourced from g lass, carbon, aramid and other sources. When the wall is made of a thin vfrc instead of thick concrete, and aramid fiber reinforced plastic reinforcements instead of reinforcing bars, no reflection of radio waves occurs. Frc can also significantly lower materials and labor costs compared to rebar or wire mesh reinforced concrete. Notice a clear effect of increasing the fiber dosage, and the. Increasingly, fibers are being used to replace temperature and shrinkage reinforcement in concrete and, in some applications, prim ary reinforcement. The use of plastics in various places as packing materials and the products such as bottles, polythene sheets, containers, packing strips etc. Concrete containing a hydraulic cement, water, fine or fine and coarse aggregate, and discontinuous discrete fibers is called fiberreinforced. The split tensile strength can be predicted if compression strength of plastic fiber reinforced concrete is known or computed from abo ve equation, by using the equation 3 as fo llows. The result is crack control and an extended service life of the concrete. Study of strength properties of waste plastic fiber reinforced. What are the disadvantages of fiber reinforced concrete. Fiberreinforced concrete seminar ppt with pdf report.
Strength and fracture properties of post consumed waste plastic fiber reinforced concrete. Hence plastics can be added as fiber to enhance the properties of concrete. Concrete technology fiberreinforced concrete professor kamran m. Corrosion of steel reinforced concrete results in unsafe structures and significant. 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. Fibers suitable for reinforcing concrete have been produced from steel, glass, and organic polymers synthetic fibers. Strengths prediction of plastic fiber reinforced concrete m30. Fiber reinforced concrete are of different types and properties with many advantages. The flexural strength of waste pet fiber reinforced concrete was increased to 5. Fiber reinforced concrete was successfully used in variety of engineering applications, because of its satisfactory and outstanding performance in the industry and construction field. The usefulness of fiber reinforced concrete frc in various civil engineering applications is indisputable. Radio waves are reflected by metals such as reinforcing bars and relatively thick dielectric substances such as concrete.
Introduction fibre reinforced concrete frc may be defined as a composite materials made with portland cement, aggregate, and incorporating discrete discontinuous fibres. Fiber reinforced concrete is used to improve the performance of concrete cracking and shrinkage problems. Exploring the properties of fiber reinforced concrete worcester. In contrast, barchips high quality polypropylene macro synthetic fiber reinforced concrete will not suffer the effects of corrosion and will maintain performance regardless of. Different percentages of fibers in concrete affect various strength. Tuladhar is now working with local concrete producers to find out how to apply the findings more broadly. Design of fibre reinforced concrete beams and slabs master of science thesis in the masters programme structural engineering and building performance design ammar abid, kenneth b.
Performance of polypropylene fibre reinforced concrete. Glass fibre reinforced concrete use in construction. This research paper seeks to optimize the benefits of using post consumed waste pet bottles in the fiber form in concrete wpfrc. In addition, the character of fiberreinforced concrete. Research conducted for this to utilization of plastic bottles of various brands like coca cola, bislery etc and mix them in the concrete by taking some aspect ratio.
The post consumed waste mineral water plastic bottles are shredded into fibers of specific size and shape. Jun 24, 2018 fibre reinforced concrete frc this is full seminar report in pdf document also include ppt presentation. Shear strength of waste plastic pet fiber reinforced concrete. Figure 12 shows the conceptual drawing of a tv radio wave transmissive wall compared with the conventional radio wave absorption wall using ferrite tiles. Gfrc acts as an architectural finish to structural columns and slab edges while providing a highly durable, low vapor barrier to the underlying concrete. Pdf utilization of waste plastics as a fiber in concrete. A fiber reinforced plastic reinforcement for concrete structure comprises a core made of a fiber reinforced plastic material composed of a matrix resin and reinforcing fiber, uneven profile portion integrally formed on the peripheral surface portion of the core having alternately arranged first higher portions and second lower portions, and the reinforcing fiber extending in series across the. Ultra high strength fiber reinforced concrete using aramid fiber. At the cracking stage of beam containing fibers showed that the strength of the first crack improved compared to the normal concrete. This material is very good in making shapes on the front of any building and it is less dense than steel. The disposing of waste plastic is causing environmental pollution. Itwas shown that for thesamelengthanddiameter,crimpedendfibers can achievethesamepropertiesas straight fibers using 40 percent less fibers s.
Fibre reinforced concrete can be defined as composite materials consist of cement based matrix containing an ordered or randomly distributed of fibres. Fiber reinforced concrete and admixtures concrete materials. Naturally occurring asbestos fibers and vegetable fibers, such as sisal and jute, are also used for reinforcement. The use of fiber reinforced plastic frp composites for prestressed and nonprestressed concrete reinforcement has developed into a technology with serious and substantial claims for the advancement of construction materials and methods. Fiberreinforced concrete frc is concrete containing fibrous material which increases its structural integrity. Pdf strength and fracture properties of post consumed waste. He is a member of aci committees 363, highstrength concrete. Plastic shrinkage cracking of polypropylene fiber reinforced concrete was investigated experimentally.
It is vital to ensure that the fiber source of fiberreinforced plastic suits the application that it is to be used in. A fiber mix generallyrequires more vibration to consolidate the mix. Fiber reinforced concrete is one of the fastest growing segments in the concrete industry. It was observed that the concrete was good enough workable up to 1.
Made from fiberglass rovings to give the material its strength, and a vinyl ester resin to ensure its long life, fiberglass rebar has been used for over 20 years with excellent results. Fiberglass reinforced thermoset plastic pipe or frp pipe is often the material of choice for corrosive process systems. Fip 8 design and specification of fiberreinforced concrete. A modified plastic theory of reinforced concrete paul andersen, ph. The fiber reinforced concrete is destroyed in the moment when the fiber slides out of the matrix or breaks in second case the load is redistributed to the other fibers 66. Properties and applications offiber reinforced concrete.
Frc offers several advantages over rebar or wire mesh reinforced concrete including increased crack resistance, ductility, energy absorption, impact resistance and residual strength. Strengths prediction of plastic fiber reinforced concrete citeseerx. Pdf strength and fracture properties of post consumed. Fiber reinforced concrete frc is finding increased use in construction. Plastic shrinkage cracking of polypropylene fiberreinforced. Steel fiber, concrete, properties, crack, ductility, technology. Properties and applications offiber reinforced concrete faisal fouad wafa associate professor, civil engineering department, faculty ofengineering, king abdulaziz university, jeddah, saudi arabia. Fiber reinforced concrete is a type of concrete that includes fibrous substances that increase its structural strength and cohesion. Properties and applications offiber reinforced concrete 51 high aspect ratio were found to have improved effectiveness.
Influence of polypropylene fiber geometry on plastic. Scientists have reinforced concrete with plastic waste. Plastic fibre reinforced concrete structuralstructural fibres plastic are manufactured. Evaluation of ultrahighperformance fiber reinforced concrete celik ozyildirim, ph. Concrete reinforced with fibres which are usually steel, glass or plastic fibres is less expensive than. Steel fiber reinforced concrete is an alternative to traditional reinforced concrete for certain application areas. Us5362542a fiber reinforced plastic reinforcement for. 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. Fibre reinforced concrete using domestic waste plastics as fibres. The swedish concrete association published a report on steel fibre reinforced concrete in 1995. Purchase fiberreinforcedplastic frp reinforc ement fo r concrete structures, volume 42 1st edition. Fiberreinforced concrete frc is concrete consisting fibrous material which increases its structural purity. Fiber reinforced concrete is usually portland cement concrete with either metallic or polymer fibers. The steel fibers are mostly used fiber for fiber reinforced concrete out of available fibers in market.
Formerly instructor, department of mathematic and mechanics bulletin no. Aramid fibre reinforced plastic an overview sciencedirect. The benefit of waste plastic fiber concrete not only enhanced some mechanical properties of concrete up to. One such example is ultrahigh strength fiber reinforced concrete ufc having excellent fluidity with a low waterbinder ratio, which achieves an ultra high compressive strength exceeding 180 nmm 2.
Hpc may be defined as any concrete that provides enhanced. Statistical methods of experimental design and analysis. Fiberglass rebar product types composites owens corning. These unique fibers add superior bonding properties to the concrete matrix. Plastic reinforced concrete may not be strong enough for buildings, but quite ok for other purposes though the plastic reinforced concrete wont be allowed in construction in the near future, the plastic reinforced concrete can be safely used to build footpaths and precast elements such as drainage pits and concrete sleepers. Astm c1609 flexural testing of fiberreinforced concrete.
Glass fiber concretes are mainly used in exterior building facade panels and as architectural precast concrete. Fracture mechanics of concrete and concrete structures high performance, fiber reinforced conc rete, special loadings and structural applications b. The results reported in table 3 are averages of three specimens for fiber reinforced mixes and six specimens for the control mix without fibers. The fibres are usually glass in fibreglass, carbon in carbon fiber reinforced polymer, aramid, or basalt. Glass fiber reinforced concrete gfrc or grc is a type of fiber reinforced concrete. Hanson fibrecrete is available from all of our static and mobile production plants. Evaluation of ultrahighperformance fiberreinforced concrete.
Synthetic macrofibers, are manufactured from a proprietary blend of polypropylene resins, in compliance with astm c 1116c 1116m. Fiberreinforced plastic is produced using a wide rang e of fibers depending on the final usage requirements. Now, why would we wish to add such fibres to concrete. This paper describes design of precast tunnel segments from the steel fibre reinforced concrete used for ejpovice railway tunnels in the czech republic. Three variables were considered, each at two levels, to assess their effects on plastic shrinkage cracking of concrete. Rarely, other fibres such as paper, wood, or asbestos have been used. This page containsfiberreinforced concrete frc seminar and ppt with pdf report. Pdf performance of plastic wastes in fiberreinforced.
Because concrete cannot be prevented from cracking, the goal is to keep the cracks tightly closed in order to maintain longterm durability. 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. Pdf 440r96 stateoftheart report on fiber reinforced. The three variables and their corresponding levels are given. Fiberreinforced concrete frc is concrete made primarily of hydraulic cements, aggregates, and discrete reinforcing fibers.
Get the latest journals, research papers, doc and pdf documents discussing the need of using various types of fibers like synthetic, steel, glass etc. However, there are risks from the lack of material design information that challenge the normal concrete codes and practices for design. In addition to being the cheapest concrete reinforcement solution, using barchips synthetic fiber reinforced concrete and synthetic fiber reinforced shotcrete eliminates costly and timeconsuming processes associated with steel rebar or mesh concrete reinforcement. Plastic shrinkage cracking of polypropylene fiberreinforced concrete slabs parviz soroushian, fa1z mirza, and abdulrahman alhozaimy the effects of polypropylene fibers and construction operations on the plastic shrinkage cracking of concrete slabs were investi gated. Experimental study on concrete with plastic plate fibre. Ep0560362a2 fiber reinforced plastic reinforcement for. This page contains fiberreinforced concrete frc seminar and ppt with pdf report. Pdf strengths prediction of plastic fiber reinforced. Fibre reinforced concrete frc frc is a structural material having nearly the same cementitious matrix composites as a plain concrete pc except fibres of different types and forms.
Because of the flexibility in methods of fabrication, fiber reinforced concrete can be an economic and useful construction material. Fibre reinforced plastic frp also called fiber reinforced polymer, or fiber reinforced plastic is a composite material made of a polymer matrix reinforced with fibres. Fiber reinforced concrete enhances the durability of concrete by reducing crack width typically due to plastic shrinkage, long term drying shrinkage and thermal changes. Fiber reinforced concrete frc is concrete made primarily of hydraulic cements, aggregates, and discrete reinforcing fibers. Nemati winter quarter 2015 2 concrete technology 3 frc historical perspective bc horse hair 1900 asbestos fibers, hatscheck process 1920 griffith, theoretical vs. Nemati winter quarter 2015 3 concrete technology 5 fiber reinforced concrete frc concrete containing a hydraulic cement, water, fine or fine and coarse aggregate, and discontinuous discrete fibers is called fiber reinforced concrete frc. Fiber reinforced concrete has so far been successfully used in slabs on grade. Fiberreinforcedplastic frp reinforcement for concrete. The post consumer pet mineral bottles were manually cut into fiber form after removing neck and bottom, and these fibers were used to reinforce the plain concrete. Abstract in this paper, the shear strength of plastic pet fiber reinforced concrete pfrc is discussed. Fiber reinforced concrete has small distinct fibers that are homogeneously dispersed and oriented haphazardly. Corrosionpedia what is a fiberreinforced plastic frp.
Synthetic fibers did not affect the control behavior of beamat the yield and ultimate loads. Download the seminar report on fiber reinforced concrete for civil and construction project. Fibers include steel fibers, glass fibers, synthetic fibers and natural fibers each of which lend varying properties to the concrete. Principal research scientist introduction the virginia department of transportation vdot routinely uses highperformance concrete hpc in its structures.
1455 1117 841 1281 1395 1469 683 1306 916 973 548 970 464 780 643 1120 988 830 761 904 258 309 992 12 510 531 861 1012 980 982 1091 372 257 1060 5 54 340 1069 613 787 938 698 22 1415 851