An update and background to concrete society report tr47 second edition 26 june 2002 gordon clark. Baggett baggett engineering 9242020 2162022 1282021 35 james s. Development of high performance concrete and evaluation of. Pdf fabricreinforced concrete ground slabs and concrete. The concrete societys tr34 free movement 4th edition classifications. The concrete societys tr34 free movement 4th edition. A more detailed guide to the design of pt floors can be found in the concrete societys technical report 43 tr43. For more than 30 years, the concrete society has been publishing technical reports and advice notes to serve the needs of clients, architects, engineers, specifiers, suppliers, contractors and users of concrete. How closely can we determine the watercement ratio of. Fibermesh 300e3 fibres are packaged, packed into cartons, shrink wrapped and palletized for protection during shipping. Tech report physics 22 semesterend tech report the technical report, in written format, is quite different from the lab summaries you prepare for other experiments. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. It brought together guidance for all types of industrial ground slab in one publication and also introduced a new design method for fabricreinforced groundbearing slabs.
Selfcompacting concrete scc scc is defined as a concrete that is able to flow under its own weight and completely fill the formwork, while maintaining homogeneity even in the presence of congested reinforcement, and then consolidate without the need for vibrating compaction. Technical report tr71 dvd readonly disk file system specifications february 1998 this technical report specifies a profile of standard ecma167 titled volume and file structure for writeonce and rewritable media using nonsequential recording for information interchange for implementations of the standard on dvd readonly disks conforming to the ecmarom standard. The report focused on the design and construction of groundsupported concrete floors. Click here to download tr34 4th edition further explanatory information. Control and conformity of water to binder ratio in fresh concrete. Report date guide to concrete overlays of asphalt parking lots october 2012 6. Deepdyve is the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Thickness guidance is based on a limit state format. Generally, a determination of the watercement ratio wc of hardened concrete is not very useful, but there exist indirect methods for that purpose. Concrete society technical report 34 point load equations. Concrete magazine article search to search for back articles from concrete magazine, complete your search criteria see examples below and press the run search button. Making and curing cylinders in the field most commonly, the compressive strength of concrete is measured to ensure that concrete delivered to a project meets the.
Fabricreinforced concrete ground slabs and concrete. Permissible limits on properties ii and iv in freemovement areas. A more detailed guide to the design of pt floors can be found in the concrete society s technical report 43 tr43. Riverside house 4 meadows business park station approach blackwater camberley gu17 9ab uk. For the patch load equations to be suitable the value of the patch area radius a divided by the radius of relative stiffness l should be greater than 0.
Guide to the advanced fire safety engineering of structures sci suggested reading. Once the results are displayed you can either download the article as a pdf or request the article to be emailed to you. Tr22 nonstructural cracks in concrete the concrete society. Cip 34 making concrete cylinders in the field what are concrete test cylinders. The flatness classification that face consultants recommend is that contained within table 3. Posttensioned pt concrete floors are now widely used in the uk, particularly for highrise buildings. Tr 11 was published in 1976 and updated by an addendum in 1987.
Cbdg 26 june 2002cbdg 26 june 2002 last update to cbdg conference 9 years ago a long journey started in 1991, 20 years ago. Report 34 tr 341 clearly has picked up on this problem and now states that any remedial grinding must. It brought together guidance for all types of industrial. Concrete society technical report 34 includes a method of designing industrial concrete pavements. The value of a warehouse floor raising flooring standards. Concrete society publications are subject to revision from time to time and readers should ensure that they in possession of the latest version. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design. Making and curing cylinders in the field most commonly, the compressive strength of concrete is mea. Joao almeida convener, instituto superior tecnico, portugal. An interim report on lest results obtained from the concrete mixes investigated up to a test age of 90 days was issued in december 1993.
Withdrawn, document not available for download supplement. The third edition of the concrete societys technical. Pdf in 2003, the third edition of concrete society technical report 34 1 was published. Alternative methods of assessment are described in concrete. Construction limited, concrete society technical report 51 guidance on the use of stainless steel reinforcement published by concrete society uk, bs 6744.
Tr 34 concrete industrial ground floors a guide to design and. Technical information the report complies with the eurocodes and is the industry standard for concrete floors in the uk. Dene house north road kirkburton huddersfield united kingdom hd8 orw offices worldwide. Baker jackson readymix 10162018 38 alan barger key constructors 272019 39 edward j. The first and second editions of concrete society technical report 34 1988, 1994 relied on tr550 for design of fabricreinforced groundbearing slabs but the third edition introduced a new, completely different design method. Concrete society report tr34 concrete industrial ground floors third edition 2003 important errata notification would you please amend your copy of tr34 to correct the following. Concrete society technical report 11 tr 11 concrete core testing for strength. Garfield house hotel, stepps the newly published 4 th edition of tr34 supersedes the 3 rd published in 2003. Concrete society technical report 34 pdf posted on 11252017 22. An updated edition of technical report 34, which provides guidance on the design and construction of industrial ground floors, has been issued by the concrete society march 2003. Technical report 34, 3rd edition, the concrete society, camberley, 2003.
A direct method, utilizing optical fluorescence microscopy, has been standardized by a nordic organization. Assessment of residual strength based on estimated. This is also often referred to as concrete society tr34 or. Smd provides noteworthy contribution as part of the editing group involved with producing the newly publicised concrete society technical report no. Fabricreinforced concrete ground slabs and concrete society technical report tr343alasdair n beal, thomasons. Concrete industrial ground floors tr34 is recognised globally as a leading publication giving guidance on many of the key aspects of concrete industrial ground floors. Concrete industrial ground floors a guide to design and. This report covers the additional cube test results obtained since october 1993 and summarises the strength development of high pfa as well as opc. Technical report 34 is a guide to the design and construction of industrial concrete ground floors, published by the concrete society. The aim of this paper is to briefly describe the mechanics of producing the report and summarise its scope and salient features.
Responsibility for drafting the report was undertaken jointly by halcrow group, the concrete society and university college london. Ha lifted the ban on internal posttensioninggpp g except precast segmental. Concrete society technical report 34 patch load equations. Deepdyve is the easiest way to get instant access to the academic journals you need. This bulletin n 31 was approved as an fib technical report in march 2004 by fib task group 1.
Final draft, international federation for structural concrete fib, case postale 88, ch1015 lausanne, switzerland. The event will offer an indepth insight for engineers, architects, supervisors and students with the focus on understanding the physical and chemical mechanisms of concrete cracking. Gives comprehensive guidance on design and construction of concrete ground floors for industrial use. Contents previous page is blank list of figures viii list of tables ix members of the project committees x. Fabricreinforced concrete ground slabs and concrete society. Concrete society technical report 34 design spreadsheet. Castin anchors and their supporting structural elements shall be designed to sustain. The factors which govern these cracks are described so that diagnoses may be made and procedures for control suggested. In 2003, the third edition of concrete society technical report 34 1 was published. Durable posttensioned concrete structures tr72 concrete. As a result of recent concrete research, new mixes were created incorporating various quantities of fly ash.
Your tech report should be in the style of a scientific research publication. Alternative methods of assessment are described in. This edition addresses guidance relating to pilesupported floors. The resulting design guidance, technical report no. These are published by the concrete society in concrete. Explains the principles governing the formation of cracks in concrete and defines the various types of nonstructural crack which may occur.
Concrete society report tr34 concrete industrial ground floors. This final report presents the test results up to a test age of 360 days. For further magazine articles please try using our magazine article search please login here to gain access to the practice sheets. The concrete society scotland concrete industrial ground floors the new guidance an introduction to the 4th edition of concrete society technical report 34 afternoon seminar thursday 6th march 2014 venue. The society are neither responsible for the opinions nor statements expressed by the authors. The flooring standards of technical report 34 have been readily accepted in the uk, and in more and more countries in europe. Society technical report 22 nonstructural cracks in concrete. Face consultants ltd global flooring consultants face consultants ltd. The appendices included in the accompanying cd are available as a separate document. Other common aspects of concrete defects will also be considered.
The mix design must experience minimal creep and shrinkage to reduce prestress losses, and shrinkage cracking. Ced and concrete society, including ha carbonation chlorides. Visual inspection of concrete structure by kaushal kishore materials engineer, roorkee visual inspection is one of the most versatile and powerful of the ndt methods, and it is. This article provides information on how to scheme a pt slab and how the use of posttensioning affects the rest of the structure. Concrete society uk technical report 34 concrete industrial floors concrete society uk technical report 22 nonstructural cracks in concrete. Supersedes technical report 36 tr36 cathodic protection of reinforced concrete concrete society, 1989 and technical report 37 tr37 model specification for cathodic protection of reinforced concrete concrete society, 1991. It has been the subject of much debate among members of the societys materials standing committee as to its efficacy, particularly in. Tr550 uses elastic analysis of slab bending capacity, whereas tr343 uses plastic analysis. Design guidance for stengthening concrete structures. Concrete society technical reports can be purchased from our bookshop, members are entitled.
Determination of shrinkage crack risks in industrial concrete. Salt lake city examples of concrete construction in the vicinity of the aci convention notable concrete in thanks to michael paul of aci committee 124, concrete aesthetics, and tammy meldrum, executive director. The design of concrete groundsupported concrete industrial floor slabs. Salt lake city examples of concrete construction in the vicinity of the aci convention notable concrete in thanks to michael paul of aci committee 124, concrete. Section 4 surface regularity free movement table 4. A technical committee of construct, the concrete structures group, prepared this speci. Published by concrete society rfl t tb t ti tr3637 reflec ts curren bes practice includes specification and bill items progress tr73 you need to delete bits to suit procurement route available now in all good bookshops summary available now in all good bookshops. Concrete technical report 75 smd provides noteworthy contribution as part of the editing group involved with producing the newly publicised concrete society technical report no. Preface this is the fourth edition of concrete society technical report 34. May 16, 2003 an updated edition of technical report 34, which provides guidance on the design and construction of industrial ground floors, has been issued by the concrete society march 2003. For more than 30 years, the concrete society has been publishing technical reports and advice notes to serve the needs of clients, architects. Research final report for research project t2696, task 02 development of high performance concrete and evaluation of construction joints in concrete floating bridges development of high performance concrete and evaluation of construction joints in concrete floating bridges by rafik itani, eyad masad, bart balko and brian bayne. Technical report 34 third edition concrete industrial.
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