Designing concrete mixtures there are three phases in the development of a concrete mixture. Concrete mix design definition concrete mix design is defined as the appropriate selection and proportioning of constituents to produce a concrete with predefined characteristics in the fresh and. High performance concrete seminar report, ppt, pdf for. High performance concrete hpc can go a long way in addressing concerns about providing more durable and longer lasting concrete as well as meeting strength and other performance related criteria. Cement concrete mix design cement concrete mix design means, determination of the proportion of the concrete ingredients i. Category of high minimum maximum water minimum frost performance concrete compressive strength cement ratio durability factor veryearlystrengthves option a 2,000 psi 14 mpa 0. Sumit thakur civil high performance concrete seminar and ppt with pdf report. High performance concrete hpc can go a long way in addressing concerns about. Since rheological parameters and compressive strength are fundamental properties of concrete. Highperformance concrete hpc is concrete that has been designed to be more durable and, if necessary, stronger than conventional concrete. High performance concrete pavements project summary office of infrastructure office of pavement technology washington, dc 20590. The total quantity of materials called as binders thus will include both cement and desired quantity of mineral admixture micro silica. A clear set of instructions outlining what happens when concrete does not conform to the performance criteria.
As a result of recent concrete research, new mixes were created incorporating various quantities of fly ash. High performance concrete seminar ppt with pdf report. Analysis on mix design of high strength concrete m90. Moving to performance specifications for concrete michael f. The importance of concrete mix design concrete supply co. Concrete mix design, form design, and engineering george e. It is a type of high performance concrete generally with a specified compressive strength of 6,000 psi 40 mpa or greater. Quality in the concrete paving process performance in mix design. Experimental investigation on high performance concrete using. The afrem method for the mixdesign of high performance. High performance concrete strength of materials concrete. The conditions that prevail at the site of work, in particular.
Performance requirements, mix design and construction considerations article pdf available september 20 with 10,958 reads how we measure reads. Pdf optimised mix design for normal strength and high. Mix design of high performance concrete is different from that of usual concrete because waterbinder ratio is very low and it may. Highperformance concrete hpc exceeds the properties. Introduction concrete is one of the most versatile, economical, and universally used construction material. Performancebased specifications for concrete colin lobo, ph. This paper addresses the mix design and properties assessment of ultrahigh performance fibre reinforced concrete uhpfrc. A mix design procedure for high performance concrete mixes has been presented in this paper. High earlystrength concrete, also called fasttrack concrete, achieves its specified strength at an earlier age than normal concrete. High performance concrete pavements project summary office of infrastructure office of pavement technology washington, dc 20590 publication no. Abstractthis paper formulates a simplified mix design procedure for hpc by combining bis and aci code methods of mix design and available literature on hpc. This design guide serves to extend the use of concrete beyond grade 60 in the design of concrete structures using cp65. Since rheological parameters and compressive strength are fundamental properties of concrete in two. The contractor establishes the initial parameters for a mix design and serves as the starting point for subsequent proportioning calculations.
High performance concrete is necessary for the construction of high rise building and long span bridges. The term ultrahigh performance concrete uhpc refers to a relatively new class of. Mix design of high strength concrete is influenced by properties of. Explore high performance concrete with free download of seminar report and ppt in pdf and doc format. A total of 30 cubes are casted for the mix design of high strength concrete. Hence, it is intended for use by engineers familiar with the design of concrete structures using particularly cp65 but who have little or no experience of high strength concrete hsc. Experimental investigation on high performance concrete. Table 5 optimum mix design grade g40 g60 g80 wb % 44 30 27 sa % 44 44 40. A good mix design becomes a poor mix design with poor materials. Appendix a mix design procedure of m20 concrete reference mix characteristic compressive strength 20nmm2 maximum size of aggregate 20mm angular degree of workability 0. Forthe purpose of this research program, high performance concrete is defined in terms of certain target strength and durability requirements as shown below. Apr 08, 2015 high performance concrete the development of high performance concrete hpc is a giant step in making concrete a hightech material with enhanced characteristics and durability.
The chronological development of these concretes in terms of their constituents, mixture proportions, mixing protocols, and particle packing models from selected literature are presented. Habitat connectivity and rural context sensitive design within the northern rockies and upper great plains. It is based upon a set of tests relating composition and engineering properties of concrete use orthogonal method to identify the main influencing factors in mix ratio on compressive strength of concrete. 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. Development of high performance concrete and evaluation of. Aci method of proportioning concrete mixes the aci standard 211.
The time period in which a specified strength should be achieved may. High performance concrete seminar ppt with pdf report what is high performance concrete. Analysis on mix design of high strength concrete m100. It is a concrete mixture, which holds high durability and high strength when compared to conventional concrete. The time period in which a specified strength should be achieved may range from a few 300 design and control of concrete mixtures eb001 table 171. High performance concrete is an engineered concrete obtained through a careful selection and proportioning of its constituents. Mix design of high performance concrete article pdf available in materials research 144.
High strength and high performance concrete materials and. Concrete mix design definition concrete mix design is defined as the appropriate selection and proportioning of constituents to produce a concrete with predefined characteristics in the fresh and hardened states. The paper presents a optimum approach to design concrete mixtures. Lafarges proprietary mix design allows the studio to explore new elements, with incomparable surface detail and limitless forms. This page contains high performance concrete seminar and ppt with pdf report. High performance and ultrahigh performance concretes from 1970 to 2016 article pdf available in journal of materials in civil engineering 303 march. The initial step in proportioning the mix design is to calculate the water content per cubic yard of concrete. Feasibility of the use of existing analytical models and experimental data to assess current design methods for pavement geogridreinforced base layers. In general, concrete mixes are designed in order to achieve a defined workability, strength and durability. The specified design strength of concrete is 30 mpa at 28 days measured on standard cylinders.
Highperformance concrete hpc does not necessarily require high strength but the mix proportioning should be such that permeability is as low as possible for the. Concrete mix design is the process of finding the proportions of concrete mix in terms of ratios of cement, sand and coarse aggregates. The strength of high performance concrete may be controlled by the strength of the coarse aggregate, which is not normally the case with the conventional cement concrete. Casting of samples for mix design the size of the cube specimen is 150x150x150 mm. Study of mix design for high performance concrete 104 study of mix design for high performance concrete sachin patil email. The design of the concrete mixtures is based on the aim to achieve a.
It is the design professionals responsibility to establish the appropriate measurable and enforceable performance criteria for concrete to assure the owner that he gets what he wants. It is among the few building materials produced directly on the job by the user. High performance concrete hpc does not necessarily require high strength but the mix proportioning should be such that permeability is as low as possible for the particular use. Chapter 6 proposed mix design method for hpc and validity mix proportioning of high performance concrete for indian environment 231 admixture such as micro silica. Mix design of high strength concrete methods, procedure and example. Concrete mix design one of the ultimate aims of studying the various properties of the materials of concrete, plastic concrete and hardened concrete, is to enable a concrete technologist to design a.
High performance concrete the development of high performance concrete hpc is a giant step in making concrete a hightech material with enhanced characteristics and durability. Performancebased specifications for concrete paper for ae. The contractor establishes the initial parameters for a mix design and serves as the starting point for subsequent. Since rheological parameters and compressive strength are fundamental properties of concrete in two different stages of production, the correlation between rheological parameters and compressive strength has been used instead of using watercement ratio versus compressive strength relationship. Optimization for mix design of highperformance concrete. Chapter 6 proposed mix design method for hpc and validity. Mix design of high strength concrete methods, procedure, example. High performance concrete hpc is concrete that has been designed to be more durable and, if necessary, stronger than conventional concrete. Watercement ratio and aggregate volume to paste volume ratio has also been determined from rheological behavior and used in the mix design. Data to be collected design a concrete mix for construction of an elevated water tank. Txdot is also taking steps to provide concrete that resists other forces of deterioration.
Cip 33 high strength concrete what is high strength concrete. Water to cement ratio wc ratio is the single most important factor governing the strength and durability of concrete. This paper presents the details of optimized mix design for normal strength and high performance concrete using particle packing method. Highstrength concrete and highperformance concrete are not synonymous because strength and performance of. Support pem and a performance approach to concrete qa programstraining, training, training. The mix design must experience minimal creep and shrinkage to reduce prestress losses, and shrinkage cracking. It is based upon a set of tests relating composition and engineering properties of concrete use orthogonal method to identify. Introduction concrete is one of the most versatile, economical, and universally used construction. Ductal, a new ultra high performance concrete fineconcrete. Highearlystrength concrete, also called fasttrack concrete, achieves its specified strength at an earlier age than normal concrete. Ultrahigh performance concrete fhwa us department of. A dissertationthesis submitted in partial fulfillment of. Appendix a mix design procedure of m20 concrete reference mix.
The article presents the results of work by the afremhpc group on the formulation of highperformance concretes. A normal performance concrete mix has a performance strength ranging between 20 and 40 mpa. 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 environmental requirements of the project. Concrete mix design one of the ultimate aims of studying the various properties of the materials of concrete, plastic concrete and hardened concrete, is to enable a concrete technologist to design a concrete mix for a particular strength and durability. The following is a design guide for selecting proportions for initial concrete mix design for normal weight concrete. The chronological development of these concretes in. Mix design mix design is a process of selecting suitable ingredient materials of concrete mixes to arrive at the most economical combinations of different ingredients to produce concrete that will. The allowable concrete tensile stress used in flexural design of hpc girders should be limited to 6. Optional performance concrete mixes rmc ready mix concrete. Curing of samples in the next day of casting, cube samples were demoulded. Since there are no specific methods for mix design found.
To know proper mix, it is important for the user to. Also explore the seminar topics paper on high performance 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, be, mtech students for the year 2015 2016. The above stated design strength variable factors are explained below based on different theories and specifications. An example of proportioning a mix design through use of this form is detailed in table 3.
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