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Saturday, July 25, 2020 | History

2 edition of Seismic design of bridges, design example no. 5 found in the catalog.

Seismic design of bridges, design example no. 5

Seismic design of bridges, design example no. 5

nine-span viaduct steel girder bridge.

  • 134 Want to read
  • 17 Currently reading

Published by U.S. Dept. of Transportation, Federal Highway Administration, Available to the public from the National Technical Information Service in [Washington, D.C.], [Springfield, Va .
Written in English

    Subjects:
  • Viaducts -- Design and construction -- Standards -- United States.,
  • Bridges, Plate-girder -- Design and construction -- Standards -- United States.,
  • Earthquake resistant design -- United States.

  • Edition Notes

    Other titlesSeismic design course, design example no. 5.
    ContributionsUnited States. Federal Highway Administration.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL17687103M

    This third edition of the Guide Specifications for Seismic Isolation Design updates the Edition by addressing major changes in the way seismic hazard is now defined in the United States, as well as changes in the state of the art of seismic isolation design for highway bridges. This edition is based on the work of National Cooperative Highway Research Program .   Designers' Guide to Eurocode 8: Design of bridges for earthquake resistance covers Part 2 Bridges of EN Design of structures for earthquake resistance which is the standard for use in the seismic design of bridges in which horizontal seismic actions are mainly resisted through bending of the piers or at the abutments, and the seismic design of cable-stayed and arched bridges.

    Specifications for LRFD Seismic Bridge Design. NMDOT does not have any additional requirements beyond these specifications for critical and essential bridges. 3. GENERAL An outline for basic steps for concrete bridge design is given in Appendix A5 of the LRFD Specifications. This design example tries to follow this outline as closely as is File Size: 6MB. 2 Seismic Design of Non-Conventional Bridges The approach to this synthesis was to conduct a literature review about seismic design for non-conventional bridges, survey the 50 state DOTs for their current practice, and collect project-specific criteria for seismic design used in recently constructed non-conventional bridges in the United States.

    I. N. Psycharis “Seismic design of bridges” 34 General principles of bridge design In general, bridges are simple structures from the structural point of view. However, they are also sensitive structures. Beyond the seismic analysis, the design of bridges must also include: ♦Proper detailing for ductile behaviour of the piers even ifFile Size: 2MB. Get this from a library! Seismic design of bridges, design example no. 7: twelve-span viaduct AASHTO precast concrete bridge. [BERGER/ABAM Engineers, Inc.; United States. Federal Highway Administration.; United States. Department of Transportation.; American Association of State Highway and Transportation Officials.;].


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Seismic design of bridges, design example no. 5 Download PDF EPUB FB2

SEISMIC DESIGN OF BRIDGES - DESIGN EXAMPLE NO. 5: NINE-SPAN VIADUCT STEEL GIRDER BRIDGE. This document describes one of seven seismic design examples that illustrate "how" to apply the American Association of State Highway and Transportation Officials' (AASHTO's) seismic analysis and design requirements on actual different bridge types.

Seismic design of bridges, design example no. 5: nine-span viaduct steel girder bridge. Seismic Design of Bridges. Design Example No. 5: Nine-Span Viaduct Steel Girder Bridge. | National Technical Reports Library - NTIS National Technical Reports Library Seismic Design of Bridges.

Seismic Design and Retrofit of Bridges fills the urgent need for a comprehensive and up-to-date text on seismic-ally resistant bridge design. The authors, all recognized leaders in the field, systematically cover all aspects of bridge design related to seismic resistance for both new and existing by: Because of their structural simplicity, bridges tend to beparticularly vulnerable to damage and even collapse when subjectedto earthquakes or other forms of seismic activity.

Recentearthquakes, such as the ones in Kobe, Japan, and Oakland,California, have led to a heightened awareness of seismic risk andhave revolutionized bridge design and retrofit /5(3). is the collection of seismic hazards at the bridge site used in the design of bridges.

The “Design Earthquake” consists of the Design Spectrum as defined in the SDC Version Appendix B and may include other seismic hazards such as liquefaction, lateral spreading, surface faulting, and Size: KB.

History of AASHTO Seismic Specifications • ATC-6, Seismic Design Guidelines for Highway Bridges. • Guide Specifications for Seismic Design of Highway Bridges, 1st Edition. • the guidelines were formally adopted into the Standard Specifications for Highway Bridges, then revised and reformatted as Division I-A.

The AASHTO Guide Specifications for LRFD Seismic Bridge Design (referred to as LRFD Seismic Guide Spec) was approved in July In this document the US has been subdivided into four Seismic Design Categories A, B, C, and D.

The state of California is mostly designated as Seismic Design Category D, or SDC D for short. ItFile Size: KB. Seminar on Seismic Design and Retrofit of Bridges likely to transfer and concentrate damage in other elements that had not been retrofit, These earlier studies did not address any of the important issues related to the seismic resistance of the viaducts in the longitudinal direction.

Mitigating the effects of earthquakes is crucial to bridge design. With chapters culled from the best-selling Bridge Engineering Handbook, this volume sets forth the principles and applications of seismic design, from the necessary geotechnical and dynamic analysis background to seismic isolation and energy dissipation, active control, and retrofit : Hardcover.

Subsequent chapters cover General Seismic Principles; Static and Dynamic Lateral Force Procedures for Buildings; Seismic Design of Steel, Concrete, Wood, and Masonry Structures; and Seismic Design of Bridges.

30% text, 70% problems and solutions.5/5(1). Subsequent chapters cover general seismic principles, static and dynamic lateral force procedures for buildings, seismic design of steel, concrete, wood and masonry structures and seismic design of bridges.

Eighteen structural design programs are provided for Cited by: 1. EXAMPLE 9 SEISMIC ZONE 1 DESIGN 1 Design Example 9 • • • • Example 9: Seismic Zone 1 Design Example Problem Statement Most bridges in Colorado fall into the Seismic Zone 1 category.

Per AASHTO, no seismic analysis is required for structures in Zone 1. However, seismic criteria must be addressed in this case. TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis Seismic Design of Non-Conventional Bridges documents seismic design approaches and criteria used for “non-conventional” bridges, such as long-span cable-supported bridges, bridges with truss tower substructures, and arch bridges.

SEISMIC DESIGN OF BRIDGES - DESIGN EXAMPLE NO. 2: THREE-SPAN CONTINUOUS STEEL GIRDER BRIDGE. This document describes one of seven seismic design examples that illustrate "how" to apply the American Association of State Highway and Transportation Officials' (AASHTO's) seismic analysis and design requirements on actual different bridge types Cited by: 1.

Current seismic design of bridges prescribes the formation of plastic hinges at bridge piers to dissipate energy, while the deck and the foundations should remain elastic. Longitudinal Design: If the bridge is straight, this is generally straightforward, and will often dominate design requirements.

Effective damping and design displacement are the main issues. Transverse Design: More complex, but often doesn’t govern. Displacement shape may not be obvious at start.

DesignFile Size: 3MB. Seismic design of bridges, design example no. 7 [microform]: twelve-span viaduct AASHTO precast concrete bridge U.S.

Dept. of Transportation, Federal Highway Administration ; Available to the public from the National Technical Information Service [Washington, D.C.?]: [Springfield, Va Australian/Harvard Citation. United States. This book has been written to assist candidates preparing for the seismic principles examinations.

It is a comprehensive guide and reference for self study based on the edition of the Uniform Building Code. Covers seismic design for typical bridge types and applies to non-critical and non-essential bridges. Approved as an alternate to the seismic provisions in the AASHTO LRFD Bridge Design Specifications.

Differs from the current procedures in the LRFD Specifications in the use of displacement-based design procedures, instead of the traditional force-based R-Factor.

Chapter 4 Seismic Design and Retrofit Page WSDOT Bridge Design Manual M July Expected Post-earthquake Service Levels • No Service – Bridge is closed for repair or replacement. • Limited Service – Bridge is open for emergency vehicle traffic: A reduced number of lanes for normal traffic is available within three months of the earthquake; Vehicle.Seismic design of bridges, design example no.

5 [microform]: nine-span viaduct steel girder bridge; Standard plans for highway bridges; Bridge calculation and design for steel bridges / D.Y. Hill; Load factor bridge design by computer [microform] Forest Service specifications for construction of roads and bridges [microform].

Minimum isolator temperature for seismic design Tmin,b=ψ2Tmin+ΔT1=×(−20°C)+°C=−°C where ψ2= is the combination factor for thermal actions for the seismic design situation; Tmin=−20°C is the minimum shade air temperature at the bridge location having an annual probability of exceedance ofper .