Articles by "Concrete"

Showing posts with label Concrete. Show all posts

Mark G. Alexander ... 504 pages - Publisher: Woodhead Publishing; 1st edition (July, 2016) ... Language: English -ISBN-10: 0081009054 -ISBN-13: 978-0081009055 ...

Marine Concrete Structures: Design, Durability and Performance comprehensively examines structures located in, under, or in close proximity to the sea. A major emphasis of the book is on the long-term performance of marine concrete structures that not only represent major infrastructure investment and provision, but are also required to operate with minimal maintenance. Chapters review the design, specification, construction, and operation of marine concrete structures, and examine their performance and durability in the marine environment. A number of case studies of significant marine concrete structures from around the world are included which help to reinforce the principles outlined in earlier chapters and provide useful background to these types of structures. The result is a thorough and up-to-date reference source that engineers, researchers, and postgraduate students in this field will find invaluable. Covers, in detail, the design, specification, construction, and operation of marine concrete structures * Examines the properties and performance of concrete in the marine environment * Provides case studies on significant marine concrete structures and durability-based design from around the world.

John Bungey, S. Millard, Mike Grantham ...  
352 pages - Publisher: CRC Press; 4th edition (March, 2006) ... Language: English - ISBN-10: 0415263018 - ISBN-13: 978-0415263016 ...

Providing a comprehensive overview of the techniques involved in testing concrete in structures, Testing of Concrete in Structures discusses both established techniques and new methods, showing potential for future development, and documenting them with illustrative examples. Topics have been expanded where significant advances have taken place in the field, for example integrity assessment, sub-surface radar, corrosion assessment and localized dynamic response tests. This fourth edition also covers the new trends in equipment and procedures, such as the continuation of general moves to automate test methods and developments in digital technology and the growing importance of performance monitoring, and includes new and updated references to standards. The non-specialist civil engineer involved in assessment, repair or maintenance of concrete structures will find this a thorough update.

Benoit Bissonnette, Luc Courard, Andrzej Garbacz ... 272 pages - Publisher: CRC Press; (November, 2015) ... Language: English - ISBN-10: 1498704883 - ISBN-13: 978-1498704885 ...

Applying any material to an existing concrete surface intrinsically entails the development of a bond. Considering the ever increasing importance of concrete repair and protection, which imply the creation of an interface between two materials, an improved knowledge of concrete surface characteristics is paramount.
Surface engineering, which has evolved from the world of metallurgy, addresses all surface-related considerations, notably adhesion. It provides a fundamental understanding of what will make the contact between two materials effective or not, allowing for interactions of variable intensity. It also comes with a variety of scientific tools for characterizing the quality of the substrate, the properties of the new material layer and their interface. In the case of concrete surface treatment, this is especially important for achieving lasting results. This book addresses the essentials of concrete surface engineering in view of a wide variety of concrete surface treatments, from protective coatings to repairs. It provides a leading-edge source of information for practicing engineers, architects, repair specialists, and researchers on the following topics: Surface engineering principles applied to concrete - Methods and techniques for assessing concrete surface characteristics - Fundamentals of adhesion between concrete and surface repairs/treatments - Compatibility requirements for concrete surface repairs/treatments - Review of surface preparation techniques available for concrete - Achievement and appraisal of bond between existing concrete and surface repairs/treatments.

Hwai-Chung Wu, Chris Eamon ... 340 pages - Publisher: Woodhead Publishing; (March, 2017) ... Language: English - ISBN-10: 0081006365 - ISBN-13: 978-0081006368 

Strengthening of Concrete Structures Using Fiber Reinforced Polymers (FRP): Design, Construction and Practical Applications presents a best practice guide on the structural design and strengthening of bridge structures using advanced Fiber Reinforced Polymer (FRP) composites. The book briefly covers the basic concepts of FRP materials and composite mechanics, while focusing on practical design and construction issues, including inspection and quality control, paying special attention to the differences in various design codes (US, Japan, and Europe) and recommendations. At present, several design guides from the US, Japan, and Europe are available. These guidelines are often inconsistent and do not cover all necessary design and inspection issues to the same degree of detail. This book provides a critical review and comparison of these guidelines, and then puts forward best practice recommendations, filling a significant gap in the literature, and serving as an important resource for engineers, architects, academics, and students interested in FRP materials and their structural applications. Written from a practitioner's point-of-view, it is a valuable design book for structural engineers all over the world. Includes a large quantity of design examples and structural software to facilitate learning and help readers perform routine design - Provides recommendations for best practices in design and construction for the strengthening of bridge structures using advanced fiber-reinforced polymer (FRP) composites - Presents comprehensive guidelines on design, inspection, and quality control, including laboratory and field testing information.

John Edward Breen ... 204 pages - Publisher: National Academy Press; (1994) ...
Language: English - ISBN-10: 0309053544 - ISBN-13: 978-0309053549 ...

This report presents the results of an extensive study of design requirements for anchorage zone reinforcement for post-tensioned concrete girders. The study included a literature review, survey of current state of the art based on an extensive user survey, and a substantial number of physical tests to verify proposed design approaches. Major variables included various anchorage hardware types and degrees of confinement, various types of end anchorage applications (concentric, eccentric, inclined, curved, multiple and with end reactions or lateral post-tensioning), slab anchorages, intermediate anchorages (pocket, blister, and ribs), and diaphragm anchorages. Analytical approaches included strut-and-tie models, finite element analysis, and approximate equations. Correlation between analytical approaches and experimental results was excellent. The report includes recommended design and construction specifications suitable for inclusion in the AASHTO bridge specifications.

Arnon Bentur, Sidney Mindess ... 624 pages - Publisher: CRC Press; 2nd edition (December, 2006) ... Language: English - ISBN-10: 041525048X - ISBN-13: 978-0415250481 ... 

Advanced cementitious composites can be designed to have outstanding combinations of strength (five to ten times that of conventional concrete) and energy absorption capacity (up to 1000 times that of plain concrete). This second edition brings together in one volume the latest research developments in this rapidly expanding area. The book is split into two parts. The first part is concerned with the mechanics of fibre reinforced brittle matrices and the implications for cementitious systems. In the second part the authors describe the various types of fibre-cement composites, discussing production processes, mechanical and physical properties, durability and applications. Two new chapters have been added, covering fibre specification and structural applications. Fibre Reinforced Cementitious Composites will be of great interest to practitioners involved in modern concrete technology and will also be of use to academics, researchers and graduate students.

P. K. Mehta ... 228 pages - Publisher: CRC Press; (December, 1990) ... Language: English - ISBN-10: 1851666222 - ISBN-13: 978-1851666225 ...

Concrete has clearly emerged as the most economical and durable material for the building of the vast majority of marine structures. Reinforced concrete too has overcome the technological problems making it a suitable material for the construction of advanced marine structures such as offshore drilling platforms, superspan bridges and undersea tunnels. As the world becomes increasingly ocean-oriented for energy and other resources it is predicted that construction activities during the 21st century will be dominated by concrete sea structures. The performance of concrete in the marine environment is presented here in a logical manner giving state-of-the-art reviews of the nature of the marine environment, the composition and properties of concrete, history of concrete performance in seawater, major causes of deterioration of concrete in the marine environment, selection of materials and mix proportioning for durable concrete, recommended concrete practice and repair of deteriorated marine structures. It is of value to any design or construction engineer responsible for marine structures.

Michael Thomas ... 210 pages - Publisher: CRC Press; 1st edition (February, 2013) ...
Language: English - ASIN: B00CD8Q62I by Amazon Digital Services ... 

Supplementary cementing materials (SCMs), such as fly ash, slag, silica fume, and natural pozzolans, make a significant difference to the properties of concrete but are rarely understood in any detail. SCMs can influence the mechanical properties of concrete and improve its durability in aggressive environments. Supplementary Cementing Materials in Concrete covers the chemical, physical, and mineralogical properties of SCMs; their chemical reactions; and the resulting changes in the microstructure of concrete.

The author links the properties of the material at the microstructural level with its behavior in laboratory tests, and, in turn, to the performance of the material in concrete structures under field exposure. He explains how SCMs influence the mechanical properties of concrete and improve its durability and also covers how various SCMs influence hydration reactions and the evolution of the pore structure and pore-solution composition. However, SCMs are not a panacea for concrete and improper use may be injurious to certain properties. Achieving the maximum benefit from SCMs requires an understanding of the materials and how they impact concrete properties under various conditions. Drawing on the author’s 30 years of experience, this book helps engineers and practitioners to optimize the use of supplementary cementing materials to improve concrete performance.

Ivan Odler ... 416 pages - Publication Date: April, 2007 ...  
Language: English - ASIN: B000SISNU8 by Amazon Digital Services ...

Special inorganic cements need to be used instead of standard Portland cement in certain specialist applications, such as oil well drilling or in a high temperature location. In other cases they might allow for lower production costs or a reduction in enviromental damage. No other book is dedicated to this subject, and it draws together information which is widely scattered in the technical literature. The various special cements are described, and their chemistry and mineralogy is outlined along with the appropriate manufacturing processes, their hydration and hydration properties, and their applications.

S. Mindess, J. F. Young, D. Darwin ...  644 pages - Publisher: Pearson; 2nd edition (August, 2002) ...
Language: English - ISBN-10: 0130646326 - ISBN-13: 978-0130646323 ...

This book presents a unified view of concrete behavior in light of a body of chemical and physical principles. It provides the most up-to-date information available on new concrete materials. The most up-to-date information on new concrete materials. SI units used as primary system, keeping readers current to the unit system being adopted in the United States. Latest ASTM specifications are included. Exercises at the end of each chapter. An excellent resource for professionals in this industry.

From the BackCover: Much progress has been made in many areas of concrete technology since the publication of the first edition of Concrete. For those familiar with the first edition, very little has been removed, while the chapters on cements, aggregates, chemical admixtures, concrete construction practices, and durability have undergone major revision. In addition, the text now contains new, separate chapters on mineral admixtures - high-strength concrete - cement-polymer composites - fiber-reinforced concrete. As in the first edition, the authors present a unified view of concrete behavior based on basic principles. The material on workability of concrete is prefaced by a general discussion of the principle of rheology; mechanical properties are discussed from the point of view of concrete as a multiphase material; and the underlying chemistry of hydration and microstructure of hardened cement paste are emphasized. The result is a cohesive presentation of practical applications supported by detailed background information, which serves both the undergraduate and the practicing professional engineer.

V. S. Ramachandran, James J. Beaudoin ...
1003 pages - Publisher: William Andrew; 1st edition (November, 2000) ...
Language: English - ASIN: B00DRF0HT4 by Amazon Digital Services ...

Measuring the long-term durability of new types of concrete and concrete technologies is crucial to their acceptance in the marketplace. This long-needed handbook of analytical techniques provides a complete reference to the cutting-edge procedures used to test today's innovative materials. Ranging from chemical and thermal analysis, to IR and Nuclear Magnetic Resonance spectroscopy, to Scanning Electron Microscopy, x-ray diffraction, computer modeling and more, the book provides first-hand explanations of modern methodsùcontributed by 24 leading scientists, many of whom actually developed or refined the techniques. The book includes many analytic techniques, applied to a wide range of organic, inorganic and composite materials and additives. Perfect for practitioners, students, and professional standards writers, the handbook is highly useful for scrutinizing materials in a variety of environments. It takes into account the many factors that affect the qualities of concrete temperature, pore and pore-size distribution, surface area, and exposure gathering diverse evaluation methods into one convenient resource.

Pierre-Claude Aïtcin, Sidney Mindess ... 328 pages - Publisher: CRC Press; (April, 2011) ...
Language: English - ISBN-10: 0415571960 - ISBN-13: 978-0415571968 ... 

Production of Portland cement is responsible for about seven percent of the world’s greenhouse gas emissions. The pressure to make the production of concrete more sustainable, or "greener", is considerable and increasing. This requires a wholesale shift in processes, materials and methods in the concrete industry. Pure Portland cement will need to be replaced by more complex binary, tertiary or even quaternary binders, including other types of cementitious materials. We can expect an increasing use of high performance concrete, primarily because of its high sustainability and durability. Much more attention will have to be paid to the proper curing of the concrete if we want to improve its life expectancy. Presenting the latest advances in the science of concrete this book focuses particularly on sustainability, durability, and economy. It explores the potential for increased sustainability in concrete from the initial mixing right through to its behaviour in complex structures exposed to different types of loads and aggressive environments.

Sidney Mindess ... 308 pages - Publisher: Woodhead Publishing; 1st edition (June, 2008) ... Language: English - ISBN-10: 1845692632 - ISBN-13: 978-1845692636.

Concrete is the most widely-used construction material in the world. This important book summarises the wealth of recent research on improving qualities such as durability and sustainability as well as the emergence of a new generation of specialist concretes for particular applications. A number of chapters discuss new types of concrete such as autoclaved aerated concrete, high-strength concrete, sprayed concrete, fibre-reinforced concrete, lightweight concrete, self-compacting concrete, foamed and polymer concrete, together with their characteristics and applications. Other chapters review the development of concrete especially suited for particular conditions such as radiation protection, hot weather and underwater conditions, as well as the increasingly important area of recycling. With its distinguished editor and international team of contributors, Developments in the formulation and reinforcement of concrete is a standard reference for civil and structural engineers. Summarises a wealth of recent research on improving qualities such as sustainability and durability. Discusses new concrete types together with their characteristics and applications. Reviews the development of concrete especially suited to particular conditions such as hot weather and under water.

Kim S. Elliott ... 732 pages - Publisher: CRC Press; 2nd edition (November, 2016) ... Language: English - ISBN-10: 1498723993 - ISBN-13: 978-1498723992 .. 

This second edition of Precast Concrete Structures introduces the conceptual design ideas for the prefabrication of concrete structures and presents a number of worked examples of designs to Eurocode EC2, before going into the detail of the design, manufacture, and construction of precast concrete multi-storey buildings. Detailed structural analysis of precast concrete and its use is provided and some details are presented of recent precast skeletal frames of up to forty storeys. The theory is supported by numerous worked examples to Eurocodes and European Product Standards for precast reinforced and prestressed concrete elements, composite construction, joints and connections and frame stability, together with extensive specifications for precast concrete structures. The book is extensively illustrated with over 500 photographs and line drawings.

Michael N. Fardis ... 744 pages - Publisher: Springer; 2009 edition (July, 2009) ...
Language: English - ASIN: B008BBWF80 by Amazon Digital Services ...

Reflecting the historic first European seismic code, this professional book focuses on seismic design, assessment and retrofitting of concrete buildings, with thorough reference to, and application of, EN-Eurocode 8. Following the publication of EN-Eurocode 8 in 2004-05, 30 countries are now introducing this European standard for seismic design, for application in parallel with existing national standards (till March 2010) and exclusively after that. Eurocode 8 is also expected to influence standards in countries outside Europe, or at the least, to be applied there for important facilities. Owing to the increasing awareness of the threat posed by existing buildings substandard and deficient buildings and the lack of national or international standards for assessment and retrofitting, its impact in that field is expected to be major.

Written by the lead person in the development of the EN-Eurocode 8, the present handbook explains the principles and rationale of seismic design according to modern codes and provides thorough guidance for the conceptual seismic design of concrete buildings and their foundations. It examines the experimental behaviour of concrete members under cyclic loading and modelling for design and analysis purposes; it develops the essentials of linear or nonlinear seismic analysis for the purposes of design, assessment and retrofitting (especially using Eurocode 8); and gives detailed guidance for modelling concrete buildings at the member and at the system level. Moreover, readers gain access to overviews of provisions of Eurocode 8, plus an understanding for them on the basis of the simple models of the element behaviour presented in the book. Also examined are the modern trends in performance- and displacement-based seismic assessment of existing buildings, comparing the relevant provisions of Eurocode 8 with those of new US prestandards, and details of the most common and popular seismic retrofitting techniques for concrete buildings and guidance for retrofitting strategies at the system level. Comprehensive walk-through examples of detailed design elucidate the application of Eurocode 8 to common situations in practical design. Examples and case studies of seismic assessment and retrofitting of a few real buildings are also presented.

ASCE ... 34 pages - Publisher: American Society Civil Engineers; (July, 2001) ...
Language: English - ISBN-10: 0784404720 - ISBN-13: 978-0784404720 ...

This Standard covers the direct design of buried one-cell precast reinforced concrete box sections for the conveyance of sewage, industrial wastes, storm water and drainage, and to serve as tunnels. The design and analysis method accounts for the interaction between the box sections and soil envelope in calculating loads, pressure distributions, moment, thrust and shear in the box section, and includes a procedure for calculating the required reinforcement. Load effects are determined separately for each loading. The structural design of one-cell precast reinforced concrete box sections is based on a limits state design procedure that accounts for strength and serviceability criteria and is consistent with the procedures outlined in Section 17 of the AASHTO Standard Specification for Highway Bridges. The design criteria include: structural aspects, such as flexure, thrust, and shear strengths; handling and installation; fatigue limits; and crack width control. The design of a one-cell precast reinforced concrete box section is based on the assumption that specified design bedding and installation requirements will be achieved during construction of the installation. Owners and engineers will find this Standard useful in preparing contract documents based on the direct design method.

C. R. Hendy, R. Johnson ... 208 pages - Publisher: Thomas Telford Publishing; (January, 2006) ...
Language: English - ISBN-10: 0727731610 - ISBN-13: 978-0727731616 ...

This book is an authoritative guide to the technical background and practical aspects of this European code of practice that will supersede corresponding national codes in the countries that are members of the European Standardisation Organisation - CEN (Comité Européen de Normalisation).

Geert De Schutter, Peter J. M. Bartos ... 288 pages - Publisher: Whittles Publishing; (June, 2008) ... Language: English - ISBN-10: 1420068334 - ISBN-13: 978-1420068337.

During the last decade, concrete technology has made an enormous advance through the introduction of self-compacting concrete. This book defines the key properties that make fresh concrete self-compacting and outlines test methods for its assessment. It covers the basic principles and underlying scientific theory, practical advice for production of SCC and its use in construction practice. It reviews all stages of the self-compacting concrete construction process are, from selection of materials, mix design and mixing process to transport, placing and finishing. The range of benefits offered goes beyond fundamental aspects of concrete quality and productivity; it includes a major improvement in the health and safety of workers.

George C. Sih, A. Ditomasso ... 276 pages - Publisher: Springer; (December, 1984) ...
Language: English - ISBN-10: 9024729602 - ISBN-13: 978-9024729609 ... 

Concrete has traditionally been known as a material used widely in the construction of roads, bridges and buildings. Since cost effectiveness has always been one of the more important aspects of design, concrete, when reinforced and/or prestressed, is finding more use in other areas of application such as floating marine structures, storage tanks, nuclear vessel containments and a host of other structures. Because of the demand for concrete to operate under different loading and environmen­ tal conditions, increasing attention has been paid to study concrete specimens and structure behavior. A subject of major concern is how the localized segregation of the constituents in concrete would affect its global behavior. The degree of nonhomogeneity due to material property and damage. by yielding and/or cracking depends on the size scale and loading rate under consideration. Segregation or clustering of aggregates at the macroscopic level will affect specimen behavior to a larger degree than it would to a large structure such as a dam. Hence, a knowledge of concrete behavior over a wide range of scale is desired. The parameters governing micro-and macro-cracking and the techniques for evaluating and observing the damage in concrete need to be better understood. This volume is intended to be an attempt in this direction. The application of Linear Elastic Fracture Mechanics to concrete is discussed in several of the chapters.

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