Drawings and general provisions of the contract, including general and supplementary conditions and division 01 specification sections, apply to this section. High density concrete made of astm c 150 portland cement, crushed stone, silica sand, and polymers reinforced with continuous filament glass fiber mat and structural reinforcing as required. Pdf structural glass fiber reinforced concrete for slabs. Durability of alkaliresistant glass fibers reinforced cement. The international glassfibre reinforced concrete association grca has. Design of reinforced concrete members with bfrp reinforcing bars should follow the same procedures as outlined in aci 440. Glassfiber reinforced concrete gfrc has been emerging as a widely used construction material that is suitable for. Experimental determination of gfrc tensile parameters from three.
The fcbc is composed of a cementitious matrix reinforced with synthetic fibers and cellulose pulp with a. Behavior of concrete beams reinforced with glass fiber reinforced polymer flats, international journal of research in engineering and technology, vol. In some class b buildings the walls may be partially load bearing. He is a member of aci committees 363, highstrength concrete. Glass fiber reinforced concrete gfrc or grc is a type of fiber reinforced concrete. However, the studies on the glass fiber reinforced cement. Glass reinforced concrete grc, or glass fibre reinforced concrete gfrc, is a construction material that is commonly used to form exterior cladding panels. However they were corroded by the highly alkaline portland cement matrix.
Gfrc glass fiber reinforced concrete projects by willis. Synthetic of fiber synthetic fiberreinforced concrete uses plastic and nylon fibers to improve the concretes strength. Floors and roofs in class b structures are formed or precast concrete slabs. Reinforced concrete beams and girders for simple spans. Key words glass, fiberreinforcement, glass fiber reinforced polymer, polymer, durability, deterioration, service life, concrete reinforcement 18. Aslan 100 fiberglass rebar is made using a vinyl ester resin matrix with ecr glass fibers. Recycled aggregate concrete pdf files that approximately 30 of our concrete and 80 of our asphalt waste. Fiber reinforced concrete frc is a new structural material which is gaining increasing importance. It has grown in popularity with architects and engineers because of its ability to be formed into virtually any size, shape or profile such as the heydar aliyev center pictured above grc is composed from highstrength, alkali. Glass fiber reinforced concrete is, well, pretty much exactly what it sounds like. The potential for the use of glass reinforced concrete systems was recognised during the early development work on glass fibre reinforced plastics carried out in the 1940s. It was thought that due to its very high tensile strength and elastic modulus glassfiber would be a good reinforcement for concrete, which is inherently brittle.
Glass fibers were first used to reinforce cement and concrete in russia. This early experience indicated that portland cement composites made with unprotected e glass conventional glass fibre reinforcement as used in. Manufacturer shall have a minimum of five years successful experience in the fabrication of gfrc units of the application and type specified. Now, in this section of the article, you will be able to get access to the design of reinforced concrete 10th edition pdf free download file in. Glass fibre reinforced gypsum gfrg panel building system. Review on the performance of glass fiber reinforced concrete. Concrete, as most folks know, is strong under compression but weak under tension, and is commonly strengthened by casting it around, e. Elaboration of ecoefficient vegetable fibers reinforced. Pdf this research paper investigates the physical, chemical and mechanical. Glass fiber reinforced concrete gfrc properties and.
Concrete construction engineering handbook, second edition. Aci design guidelines, a number of other design guides have been published for frpreinforced concrete. The concept of polymer modification of glass fiber reinforced concrete gfrc was first introduced by forton bv at the 1979 grca in london. Aci design guidelines, a number of other design guides have been published for frp reinforced concrete. Photo courtesy of thinkstock centers for disease control. Specification for carbon and glass fiberreinforced. Properties and applications offiber reinforced concrete. Tension in bottom of beam compression in top of beam precast elements tied into buildings with.
There is a nominal strength that is reduced by a factor which must exceed the factored design stress. Typical connections of glass fiber reinforced concrete panels to a steel building frame. Production of dxf files for use in detailing with autocad or other compatible. Gfrc history forum for glass fibre reinforced concrete. Since gfrc stone panels are hollow from inside, they are much lighter than other cast stone or natural. We encourage our clients to bring their thoughts to the table where our experienced team can discuss what is required. Browse companies that make glassfiberreinforced concrete and view and download their free cad details, revit bim files, specifications and other content relating to glassfiberreinforced concrete as well as other product information formated for the architectural community. It should be kept in mind, though, that not all of the investigated documents are. Design of reinforced concrete 10th edition pdf free. Buddy rhodes gfrc glass fiber reinforced concrete blended mix does not contain fibers or large aggregates. Pdf this paper aims to contribute to the classification and specification of glass fiber reinforced concrete gfrc and to deal with the question if.
Fiberreinforced polymer frp materials made by wet layup for external strengthening of concrete and masonry structures. Glass fibre reinforced gypsum gfrg panel known as rapidwall is a building panel madeup of calcined gypsum plaster, reinforced with glass fibers. Structural glass fiber reinforced concreteconceptual 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. The panel was originally developed by gfrg building system australia and used since 1990 in australia for mass scale building construction. Glass fiber reinforced concrete gfrc properties and applications. With our 100year legacy of design innovation, were redefining the role of architect to include citizen, influencer of public policy, and advocate for change.
Very thin layer of glass fiber reinforced concrete is attached by backer rods and sealant. In this form, both fibers and matrix retain their physical and chemical identities, while offering a synergistic combination of properties that cannot be achieved with either of the components acting alone. With 14 the weight of steel rebar, this product exceeds the requirements of astm d7957 standard specifications for solid round glass fiber reinforced polymer bars for concrete reinforcing. Properties of fibre reinforced concrete made with discarded materials. Gfrc glass fiber reinforced concrete the concrete network. All connections must be engineered for project specific lateral and loading requirements. Glass fiber reinforced concrete each illustrative connection is shown for concept only. Particular specification of glass reinforced concrete grc rockscape yeungs fiberglass company, hong kong an iso 9001. Traditional reinforced concrete member design using steel reinforcement cannot be used to design members with bfrp reinforcement. Pdf introduction fibrereinforced concrete frc is a cementbased.
Gfrc can be formed into ornate shapes, and its light weight provides many benefits for high rise buildings. This material is very good in making shapes on the front of any building and it is less dense than steel. Glass fiber reinforced cement or concrete gfrc, made by the sprayupprocess, have been used to construct wall panels. The design of reinforced concrete 10th edition pdf free download file has been uploaded to an online repository for the safer downloading of. Glass fiber reinforced concrete glass fiberreinforced concrete uses fiberglass, much like you would find in fiberglass insulation, to reinforce the concrete. 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. Typically an exterior product, gfrc can be used for interior applications, too. The second building project made from concrete with recycled aggregate, the. All connections must be approved by a licenced engineerer. Durability of naturally aged, gfrc mixes containing forton. The exterior walls, generally, are masonry or reinforced concrete curtain walls or any of the many types of wall panels of concrete, metal, glass or stone. As the name implies, gfrc is composed of glass fiber cement and fine aggregates.
Glass fiber reinforced concrete grc is a cementbased composite material reinforced with alkaliresistant fibers. 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 comprises hydration products of cement, or cement plus sand, and the glass fibers. Plasterform gfrc and grg column covers, cornices, and various castings. The fibers add flexural, tensile and impact strength and the resulting material allows the production of strong yet lightweight products used in architectural, civil engineering and many other applications. If, instead of the polymer, we use portland cement and sand, the resulting material is glass fiber reinforced concretegfrc or sometimes grc the brits call it glassfibre reinforced concrete. Tension release puts concrete under compressive force concrete much stronger under compression. Glass fibers are used are used as reinforcement for concrete. Have gfrc construction quote your glass fiber reinforced concrete project. Structural glass fiber reinforced concrete for slabs on ground. This report, design of continuously reinforced concrete pavements using glass fiber reinforced polymer rebars, investigates the effects on stress development in pavement and on critical design factors from substituting glass fiber reinforced polymer gfrp reinforcement for conventional steel reinforcement. Glass fiber concretes are mainly used in exterior building facade panels and as architectural precast concrete. In the late 50s and early 60s e glass and c glass were being proposed as reinforcements for concrete in russia and china. Since 1983, when this writer presented a paper showing results that the addition of 5 % polymer solids by volume to a portland cement matrix reinforced with alkali resistant glass fibers was a viable.
Recycled aggregate and leads to concrete of equal quality compared to concrete. The newer mix designs also include polymers, that improve the cement hydration. Aslan 100 fiberglass rebar brochure pdf 956 kb aslan. Glass fiber reinforced concrete offers exciting possibilities to those who are familiar with its properties and uses. The usc school of architecture is southern californias oldest architecture school and the only architecture school connected to a private research1 university on the west coast. Aci committee reports, guides, standard practices, design handbooks, and commentaries are intended for guidance in.
In the last 50 years, the production of fibers cement board composites fcbc increased up to the 300 million m 2 per year. Steel and glass fibers addition in concrete pipes and manholes improves strength, reduces thickness, and diminishes handling. Glass reinforced concrete designing buildings wiki. Glass fiber reinforced concrete gfrc is lightweight and ideal for architectural details, from friezes and finials to pediments and rainscreens. Glass fiber reinforced concrete is made of a 1 thick cementitious skin, reinforced with alkali resistant glass fibers, and attached to a metal stud frame system. Particular specification of glass reinforced concrete grc. Addition of fiber reinforcement in discrete form improves. As the name implies, gfrc is composed of glass fiber e n t. Pdf properties of fibre reinforced concrete made with discarded. Glass fiberreinforced concrete consists of highstrength, alkaliresistant glass fiber embedded in a concrete matrix.
Shall be in accordance with the more onerous requirements of the code of practice wind effects in hong kong 2004. The other attachment style for glass fiber reinforced concrete curtain wall. Vairagade and c satish sathawane 2012, experimental study on behavior of steel and glass fiber reinforced concrete. Custom stonecast gfrc glass fiber reinforced concrete products.
Glass fibre reinforced concrete use in construction. Fiberglass rebar product types composites owens corning. Properties and applications of fiber reinforced concrete. Gfrc panels consist of a 1 thick solid concrete skin. The material used to make boats or other products, although called fiberglass, is really glass fiber reinforced plasticglass fibers in a polymer matrix. Embeds and reinforcement if required by manufacturer to be galvanized steel or wood. This makes it a versatile base mix that can be combined with different reinforcements and decorative aggregates to create truly custom mix designs. Recycled concrete, for this illustration, uses the same. Glass fiber reinforced concrete linkedin slideshare. Glass fiber reinforced concrete is also suitable for use as fasciapanels, soffits, sun screens, mansard roofs. Fiber reinforced polymer frp materials made by wet layup for external strengthening of concrete and masonry structures. Practical design guide for reinforced concrete grc. Key words glass, fiberreinforcement, glass fiberreinforced polymer, polymer, durability, deterioration, service life, concrete reinforcement 18. Reinforced concrete reinforce with steel rerod or remesh increases strength even if cement matrix is cracked particlereinforced fiberreinforced structural chapter 16 7 prestressed concrete remesh under tension during setting of concrete.
110 1249 266 361 127 398 747 774 1205 133 737 494 162 1454 840 628 579 786 367 1222 970 63 398 1488 269 827 547 499 997 623 952 914 398 1137 1221 649 546 248 1480