Self-centering post-tensioned energy dissipating (PTED) steel frames for seismic regions
Author: Christopoulos, Constantin | Size: 9 MB | Format:PDF | Quality:Unspecified | Publisher: University of California | Year: 2002 | pages: 315 | ISBN: ____
Proposes and experimentally tests a new moment-resisting connection that incorporates high-strength post-tensioned steel elements along with energy dissipating bars, the PTED. PTED connections exhibit greater capacity to ensure small residual drifts through self-centering properties even during significant inelastic deformations during cyclic loading.
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Please help locating the papers below. Other references for design of portal frame buildings using cold-formed sections would also be appreciated.
International Journal of Steel Structures
September 2011, Volume 11, Issue 3, pp 259-273
Design approach of cold-formed steel portal frames
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Australian Journal of Structural Engineering
Volume 13 Issue 2 (2012)
Knee joints in cold-formed channel portal frames: Problems and pitfalls
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I Have made one spread sheet for Rectangular Panels with Triangularly Distributed Loads on Tank Walls With provision for torsion at corners as per Reynold's Co-Efficient's in Reynolds's Reinforced Concrete Designer's Handbook.
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Design Recommendation For Storage Tanks and Their Supports with Emphasis On Seismic Design, 2010 Edition
Author: Sub-committee for Design of Storage Tanks | Size: 4.56 MB | Format:PDF | Quality:Original preprint | Publisher: Architectural Institute of Japan | Year: 2010 | pages: 179 | ISBN: N.A.
Architectural Institute of Japan - Design Recommendation For Storage Tanks and Their Supports with Emphasis On Seismic Design, 2010 Edition
Foreword
The Architectural Institute of Japan set up a “Sub-Committee for Design of Storage Tanks” to provide a recommendation of the seismic design for the various types of storage tanks in common use throughout Japan. The Sub-Committee first published “Design Recommendation for Storage Tanks and Their Supports” in 1984, and amended it in the 1990, 1996 and 2010 publications. This current revised recommendation provides bulk material pressures for silos and further guidance on seismic design methods for storage tanks based on the horizontal loadcarrying
capacity in the structure.
It is envisaged by publishing the English version of “Design Recommendation for Storage Tanks and Their Supports” that the above unique design recommendation will be promoted to the overseas countries who are concerned on the design of storage tanks and the activities of the Architectural Institute of Japan will be introduced them too. It is addressed how this recommendation is in an advanced standard in terms of the theory of the restoring force characteristics of the structure considering the Elephant Foot Bulge (EFB), the effect of the uplifting tank and the plastic deformation of the bottom plate at the shell-to-bottom juncture in the event of earthquake, the design spectrum for sloshing in tanks, the design pressure for silos, and the design methods for the under-ground storage tanks as well. The body of the recommendation was completely translated into English but the translation of the commentary was limited to the minimum necessary parts for understanding and utilising the theories and equations in the body. The sections 2.7 Timbers and 4.9 Wooden Storage Tanks are omitted as they are not common in overseas countries. Listing of some Japanese references are omitted and some new references are added in this English version.
It is worthy of note that the contents of this recommendation have been verified and their efficacy confirmed by reference to data obtained from the tanks and silos damaged during recent earthquakes in Japan, including the Hanshin-Awaji Great Earthquake in 1995 and the Niigataken Chuetu-oki Earthquake in 2007.
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eBook Full Name: Steel Structures Design: ASD/LRFD
Author(s): Alan Williams
Edition: 1st
Publish Date: 2011
Published By: McGraw-Hill
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eBook Full Name: Seismic Design Manual, 2nd Ed. (Hardbound)
Publish Date: 2012
Published By: AISC
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Design of Highway Bridges: An LRFD Approach, 3rd Edition
Author: Richard M. Barker, Jay A. Puckett | Size: 66.75 MB | Format:PDF | Quality:Image PDF | Publisher: Wiley | Year: 2013 | pages: 544 | ISBN: 978-0-470-90066-6
Up-to-date coverage of bridge design and analysis— revised to reflect the fifth edition of the AASHTO LRFD specifications
Design of Highway Bridges, Third Edition offers detailed coverage of engineering basics for the design of short- and medium-span bridges. Revised to conform with the latest fifth edition of the American Association of State Highway and Transportation Officials (AASHTO) LRFD Bridge Design Specifications, it is an excellent engineering resource for both professionals and students. This updated edition has been reorganized throughout, spreading the material into twenty shorter, more focused chapters that make information even easier to find and navigate. It also features:
- Expanded coverage of computer modeling, calibration of service limit states, rigid method system analysis, and concrete shear
- Information on key bridge types, selection principles, and aesthetic issues
- Dozens of worked problems that allow techniques to be applied to real-world problems and design specifications
- A new color insert of bridge photographs, including examples of historical and aesthetic significance
- New coverage of the "green" aspects of recycled steel
- Selected references for further study
From gaining a quick familiarity with the AASHTO LRFD specifications to seeking broader guidance on highway bridge design—Design of Highway Bridges is the one-stop, ready reference that puts information at your fingertips, while also serving as an excellent study guide and reference for the U.S. Professional Engineering Examination.
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Article/eBook Full Name: Groundwater Optimization Handbook: Flow, Contaminant Transport, and Conjunctive Management
Author(s): Richard C. Peralta, Utah State University, Logan, USA
Publish Date: 2012
ISBN: 9781439838075
Published By: CRC Press 2012
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This guide provides a method for estimating the magnitude of crack-inducing strain and the risk of cracking; and where cracking is predicted guidance is provided on the design of reinforcement to control crack widths. For specific situations where cracking should be avoided, or where the use of reinforcement to achieve acceptable crack widths is uneconomic or impractical, measures are described to minimise the risk including selection of materials and mix design, planning pour sizes and construction sequence, the use of insulation to reduce thermal gradients, the use of movement joints, and cooling of the concrete either prior to placing or in situ.
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