Mechanical properties of ultrahigh performance fiber. Part of the lecture notes in civil engineering book series lnce, volume 54. Pdf ultrahigh performance concrete material properties. Ultra high performance concrete uhpc, brand new, free. Ultrahighperformance concrete bim object definition. Ultrahigh performance concrete uhpc, with its high compressive strength of more than 200 mpa and an improved durability, marks a quantum leap. The ultra highperformance concrete uhpc is a new type of concrete that has developed in recent years, and the emerging of ultrahigh performance concrete became popular in. The federal highway administration has been engaged in research on the optimal uses of uhpc in the highway bridge infrastructure since 2001 through its bridge of the future initiative. Ultrahigh performance concrete introduction advances in the science of concrete materials have led to the development of a new class of cementitious composites, namely ultrahigh performance concrete uhpc. The term ultrahigh performance concrete uhpc refers to a relatively new class of advanced cementitious composite materials whose mechanical and durability properties far surpass those of conventional concrete. The top countries of suppliers are china, malaysia, from which the percentage of ultra high performance concrete supply is 99%, 1% respectively. See all condition definitions opens in a new window or tab.
This means that the concrete should be high strength and high performance. Ultrahighpumpability and high performance concrete. Uhpc was first developed in the early 1980s and since then has been used for applications needing exceptional strength and durability like nuclear power plants, thinprofile bridges, structural beams and seawall anchor plates. Ultrahigh performance concrete uhpc is a cementitious, concrete material that has a minimum specified compressive strength of 17,000 pounds per square inch 120 mpa with specified durability, tensile ductility and toughness requirements.
Ultrahigh performance concrete uhpc is an advanced construction material that affords new opportunities for the future of the highway infrastructure. Hasan han special nodes in ultra high performance concrete july 2010 1. High durability no special curing treatment required 7 developed ultrahigh performance concrete ingredient test resultsproportion cement spread value cm1 silica fume undensified 0. Purchase development of ultrahigh performance concrete against blasts 1st edition. Uhpc, or ultra high performance concrete, is a class of concrete known for its exceptional strength and durability. Development of ultrahigh performance concrete against blasts. Research and developments materials science and technologies. The american concrete institute aci defines highperformance concrete as concrete meeting special combinations of performance and uniformity requirements that cannot always be achieved routinely when using conventional constituents and. High performance concrete technology and applications. Normal strength concrete ns 36mpa, high strength concrete hs 96mpa and ultra high performance concrete uhpc 160mpa were used. Uhpc 101 ben graybeal, fhwa february 2017 what is ultrahigh performance concrete. Over the last twenty years, remarkable advances have taken place in the research and application of ultra high performance concrete uhpc, which exhibits excellent rheological behaviors that. This book provides the state of the art on recent progress in the highperformance concrete applications written by researchers and experts in the field. Ultra high performance concrete uhpc, isbn 3899583760, isbn 9783899583762, brand new, free shipping in the us.
Chemical and physical properties of cement can help in selecting desired cement to produce highperformance concrete. High performance concrete 1st edition pierreclaude. Ultrahigh performance concrete advances in the science of concrete materials have led to the development of a new class of cementitious composites, namely ultrahigh performance concrete uhpc. In addition to high strength, the concrete should exhibit greater durability characteristics. Preparation of low cement ultrahigh performance concrete. Nishant rana et al high performance concrete and its applications in the field of civil engineering construction 984 international journal of current engineering and technology, vol. High performance concrete and its applications in the.
Ultra high performance concrete uhpc publication of kassel. Ultrahighperformance concrete uhpc has been developed in many countries,, and many new studies have been performed in recent years. Hpc mixtures are composed of essentially the same materials as conventional concrete mixtures, but the proportions are designed, or engineered, to provide the strength and durability needed for the structural and. The load was applied exclusively on the concrete sections so that the load bearing behavior of the confined concrete core could be tested. Ultrahigh performance concrete research papers academia.
A uhpc ultra high performance concrete presentation. During the past four decades, researchers all over the world have been attempted to develop high performance cementbased materials, which include hotpressed cement, macrodefectfree cement mdf, densified with small particles dsp and slurry infiltrated fiber concrete sifc, etc. Application of ultrahigh performance concrete to bridge girders 5. Ultrahigh performance concrete uhpc book depository. Performing organization name and address department of civil engineering university of nebraskalincoln. Application of ultrahigh performance concrete to bridge. This video highlights the mechanical and durability properties. One of the materials developed in recent years is ultra high strength concrete uhsc also known as reactive powder concrete rpc. A new, unread, unused book in perfect condition with no missing or damaged pages. Uhpc is a class of concrete defined by its exceptionally high flexural and compressive strength. Ductal is our ultrahigh performance concrete uhpc with unmatched qualities of durability, strength, aesthetics and ductility. Structurally more comparable to steel than traditional concrete, it can be cast into beautifully thin profiles that give you the look of concrete, without the visual weight.
Ultrahighperformance concrete is a new type of concrete that is being developed by agencies concerned with infrastructure protection. Engineers are using ultrahigh performance concrete, or uhpc, to design bridges that are more constructible, durable, and resilient. Researchers and engineers are constantly working on improving concrete properties. Performing the superposition effect of multielements mineral admixtures, high performance concrete hpc with 3% of silicon fume, 20% of fly ash and 40% of ground granulated blastfurnace slag ggbs was prepared, and its physical and mechanical properties and durability were studied systematically. The term highperformance concrete hpc is relatively new, and it refers to many properties such as strength, durability. Ultra high performance concrete concrete engineering. Yushio tai, a university of michigan visiting professor from taiwan and resident expert on concrete materials, shows the mixing of a batch of.
It covers all aspects of hpc from materials, properties and technology, to construction and testing. The materials combination of superior properties facilitates the ability to design thin, complex shapes, curvatures and highly customized textures applications which. Primarily, it has very high compressive and a relatively high tensile strengths when compared to conventional concrete. The term includes a broad range of materials such as defectfree, dense particle, engineered composite, multiscale particle, and fiberreinforced cementitious. Ultrahigh performance concrete high volume fly ash ultrafine. Uhpc is characterized by being a steel fibrereinforced cement composite material with compressive strengths in excess of 150 mpa, up to and possibly exceeding 250 mpa. The book will be valuable for all concrete technologists and construc. Mucem marseille, france s z o l y d d e v e l o p m e n t c o r p tu r n i n g y o u r v i s i o n i n t o c o n c r e t e r e a l i t y 250. Urban development that took place through the world in the last few decades yielded significant developments for concrete technology. It permits the construction of both more slender and more durable concrete structures with a prolonged service life and thus improved sustainability. Team leader bridge engineering research federal highway administration 2024933122 benjamin. Durability of ultrahighperformance concrete authors. Group l1c 4 kienna baker, nelson lai, cameron lee, josh baranesky. Workability characteristics of the fresh concrete are analyzed and hardened concrete properties tested in this research are compressive strength, chloride ion permeability, and.
Ultrahighperformance concrete polymer modified levelling screed mix are described by characteristics such as cement, cement additions and coarse aggregate. Hpc concretes are usually designed using materials other than cement alone to achieve these requirements, such as flyash from the coal burning process, ground blast furnace slag from the steel making process, or microsilica fume from the reduction of high quality quartz in an electric arc furnace. This book gives a comprehensive overview from material properties and. View ultrahigh performance concrete research papers on academia. Ultrahigh performance concrete uhpc is a new type of cement composites, which attracts extensive attention and is applied to bridge engineering area. Ultrahigh performance concrete uhpc by ekkehard fehling, 9783433030875, available at book depository with free delivery worldwide. Although these materials have excellent performance, they can hardly be used in. This book is a comprehensive overview of uhpc from the principles behind its. Ultrahigh strength concrete mixtures using local materials. An example use may be within a bonded or partially bonded cementitious levelling screed system. The filling consists of concrete of a wide strength range. In recent years ultrahighperformance concrete uhpc has gained more. Highperformance concrete hpc is concrete that has been designed to be more durable and, if necessary, stronger than conventional concrete.
Because uhpc has a very low watertobinder ratio wb, highfineness admixtures, and high volume contents of steel fibers mostly 2% by volume, it exhibits excellent performance in terms of mechanical properties. A new construction material uhpc is a material has thethat mechanical and strength properties structural nodes require. Professor, d epartment of civil engineering the university of hong k ong. When setting up the batch plant for uhpc at a precast facility, the introduction of raw materials into the mixer must be considered. Pdf durability of an ultra highperformance concrete. Concrete is widely used because of its versatility, affordability, and availability of raw materials, strength, and durability.
The mechanical and durability properties of uhpc make it an ideal candidate for use in developing new solutions to pressing concerns about highway. Development of highperformance concrete in hong kong. Definition ultrahigh performance concrete uhpc, also known as reactive powder concreterpc, is a highstrength, ductile material formulated by combining portland cement, silica fume, quartz flour, fine silica sand, highrange water reducer, water, and steel or organic fibbers. Development of ultrahigh performance concrete against. Uhpfrc exhibits superior properties in terms of compressive behaviors, tensile behaviors, and durability. Structural performance of ultrahighperformance concrete. Behavior of ultra high performance concrete structures. Ultrahigh performance concrete and nanotechnology in. Its high performance allows a wide range of applications, from the most demanding structures, including bridges and roads, to the. Ultrahighperformance concrete uhpc is a new class of concrete that has.
Ultrahigh performance concrete uhpc is a novel construction material exhibiting enhanced mechanical and durability properties, which can lead to economical construction through reducing the crosssections of structural members with associated materials savings and lower installation and labor costs tang 2004. A wide variety of ultra high performance concrete options are available to you, there are 161 suppliers who sells ultra high performance concrete on, mainly located in asia. Among others, ultrahigh performance concrete uhpc is best known for its high mechanical strength and material durability. Transportation infrastructure roads, highways, bridges, airports and mass transit avalos, gary m. Within the last few decades, research has been conducted on what is known as ultra high performance concrete uhpc.
Ultra high performance concrete uhpc metalcos innovative uhpc is a mixture of very fine approx. From materials to structures presents a detailed overview of uhpc development and its related applications in an era of rising terrorism around the world. Design and construction of the world first ultrahigh performance concrete road bridges. Concrete is the most widely used material in building construction. The mixing efficiency and mixing performance depends on. For instance, cement with low c3a is the most desired type of cement to produce highperformance concrete because the c3a creates incompatibility of cement with a superplasticizer. Development of high performance concrete and evaluation. The mechanical and durability properties of uhpc make it an ideal candidate for use in developing. Ductal is a hightech and innovative building material with the superior qualities. Ultra high performance concrete uhpc is a milestone in concrete technology and application. Chapters present case studies on the novel development of the new generation of uhpc with nano additives.
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