State Transportation Departments

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• Caltrans - Office of Earthquake Engineering 

State Agencies

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• California Seismic Safety Commission

Federal Government

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• U.S. Geological Survey (USGS)
• USGS - World Data Center for Seismology, Denver
• USGS-  National Seismic Hazard Mapping Project
• USGS - California Seismology
• USGS - Interactive Hazard Mapping

Design Criteria and Guidelines

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• Caltrans Seismic Design Criteria, Version 1.2 - Dec 2001
• Guide Specifications For Seismic Design Of Steel Bridges - Dec 2001
• Comprehensive Specification for the Seismic Design of Bridges, NCHRP 472, 2002
• Recommended LRFD Guidelines for the Seismic Design of Highway Bridges, NCHRP 12-49, 2001 - Caltrans pdf by chapter
• Recommended LRFD Guidelines for the Seismic Design of Highway Bridges, NCHRP 12-49, 2001 - MCEER 2 pdf files 
• Seismic Retrofitting Manual For Highway Bridges, FHWA
• Base Isolation of Structures, Holmes Consulting Group, 2001
• In-Structure Damping and Energy Dissipation, Holmes Consulting Group, 2001
• Enhancing Seismic Design Criteria for Our Nation's Vulnerable Bridges
• Seismic Design Criteria for Lifelines
• Seismic Pier Design Procedure, Alaska DOT
• Seismic Design and Retrofit of Bridges, Tokyo Institute of Technology, 2000
• Retrofit Guidelines - Lateral Control of Pile Foundations (pdf-48Kb)
• Bridge Retrofit Construction Techniques-July 1997 ( 36Kb)
• Seismic Design Commentary July 1995 (22Kb)
• Outline and concept of new Japanese seismic code, Ministry of Construction, Japan
• Performance Criteria For Bridge Isolation Bearings, AISC
• A Designer's Guide to Displacement-Based Design of RC Structural Walls - Wallace, UCLA, 2001
• Seismic Bridge Design According to Eurocode 8 and SIA 160, Eleventh European Conference on Earthquake Engineering, 1998
• 1997 NEHRP Recommended Provisions for Seismic Regulation of New Buildings and Other Structures, FEMA 302
• Seismic Design Provisions  - The Canadian Highway Bridge Design Code,  MITCHELL and  BRUNEAU, 1998

   

Publications, Research and Articles

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• Performance-Based Seismic Engineering, EQE
• Seismic Retrofit of California Bridges, EQE
• Seismic Analysis Options For Steel Truss Bridges, AISC
• Seismic Retrofit of Steel Bridges , AISC
• Wind and Seismic Effects, NIST, 1998
• Seismic design force for single-span slab-girder skewed bridges
• Seismic Retrofit of Steel Bridges
• Development of new seismic design concepts considering moderate seismicity in Korea
• Seismic Design of Deep Foundations, FHWA, 2001
• Penzien J, 2000, Seismic performance of transportation structures
• Observations of the November 12, 1999, Düzce Earthquake
• Cumulative Seismic Damage of Reinforced Concrete Bridge Piers, NIST, 1997
• Chopra, Goel, Capacity-Demand-Diagram Methods for Estimating Seismic Deformation of Inelastic Structures: SDF Systems, PEER, 1999
• Seismic Performance of Hollow Rectangular Piers -Confined Limits Phase 1,2 (pdf-10.6Mb)
• Seismic Performance of Hollow Rectangular Piers -Confined Limits Phase 3 (pdf-11.6Mb)
• Inelastic Seismic Performance Of RC Tall Piers with Hollow Sections, 2000 (pdf)
• Seismic Response of Integral Bridge Connections (pdf-19.1Mb)
• Seismic Response of Sacrifical Shear Keys in Bridge Abutments (pdf-3.3Mb)
•  Seismic Performance of Precast Segmental Bridge Superstructure (pdf-13.2Mb)
• Seismic Response Of RC Bridge With Special Reference To The Effect Of Bearings, Kyoto University, Kyoto, Japan
• How to meet seismic requirements for bridges, Jackson, 2001
• Seismic Design, Response Modification, And Retrofit Of Bridges, Lecture notes Tokyo Institute of Technology
• Utilizing Pushover Analysis for Seismic Performance of Steel Bridge Structures, SC Solutions

• The 1995 Kobe (Hyogo-ken Nanbu) Earthquake as a Trigger for Implementing New Seismic Design Technologies in Japan, EERI, 1999

 
• Seismic Analysis of a Suspension Bridge Model, Joseph Main, John Hopkins Univ.
• Seismic Analysis of Long-Span Suspension Bridges, Joseph Main, John Hopkins Univ
• Potential Earthquakes on the Cascadia Subduction Zone: Lessons from the Great Alaskan Earthquake of 1964 Joseph Main, John Hopkins Univ

• Static And Dynamic Analysis Of  The Arta Bridge By Finite Elements, Univ. Patras Greece, 1999

  Seismic analysis of a historical masonry bridge structure

• Ultimate vs.serviceability limit state in designing bridge energy dissipation devices, F.Casciati &L.Faravelli Dept.Of Structural Mechanics,University of Pavia,Pavia,Italy; M.Battaini, ALGA spa,via Olona 12,Milan,Italy
• Inelastic response of Viaduct to the Loma the Cypress Prieta earthquake, 1994

• Study of Damaged Wushi Bridge in Taiwan 921 Earthquake

  By Yao T. Hsu and Chung C. Fu

• Behaviour of large base isolated prestressed concrete bridges during the recent exceptional earthquakes in Turkey

• Bridge Strengthening with Shock Transmission Units, TechStar, 1996

• TechStar Lockup Devices - Product Catalog

• Experimental Investigation of P-Delta Effects to Collapse during Earthquakes, Univ. of Buffalo
• Experimental Investigation of P-Delta Effects to Collapse During Earthquakes, Darren Vian and Michel Bruneau
  Technical Report MCEER-01-0001
• Development of High Seismic Performance RC Piers with Unbounded Bars, Kyoto Univ, 2001
• Effects Of Variable Axial Load On Seismic Behavior Of Bridge Piers, USC
• Strengthening of Church Street Bridge Pier Capbeam Using Bonded FRP Composite Plates: Strengthening and Load Testing, NY DOT
• Cyclic Loading Test of Bridge Pier Models Without Seismic Detailing, Kwan  , Kim, , Lim,  Lee, Jae-Ho  and Lee, Ji-Hoon
• Improving the Resistance of Structures to Earthquakes, R Park, Univ. of Canterbury, 2000
• LEGACY PARKWAY SEISMIC DESIGN-Strategies For Developing a High Performance Structure With Typical Bridge, Cooper, 2003
• Seismic Response of Multi-Span Steel Bridges in Mid-America: Part I: As-Built Response, DesRoches, R., Choi, E., Leon, R. T., Aschheim, M., Dyke, S. T,  2002
• Seismic Response of Multi-Span Steel Bridges in Mid-America: Part II: Retrofitted, DesRoches, R., Choi, E., Leon, R. T., Pfeifer, T, 2002
• Effect of Pounding and Restrainers on the Response of Multiple-Frame Bridges, DesRoches, R. and Muthukumar, S,  2002

Universities

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• Northern California Earthquake Data Center
• Earthquake Engineering Research, University of California, Berkeley
• Pacific Engineering Research Center (PEER)
• Nisqually Earthquake Clearinghouse
• Kawashima Laboratory -Department of Civil Engineering, Tokyo Institute of Technology

Real Time Earthquake Maps

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• California / Nevada (USGS)
• US (USGS)
• World (USGS)

Earthquake Photos

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• California Loma Prieta Earthquake,  October 17, 1989 (USGS)

• Taiwan Ji Ji Earthquake, September 1999 (NISEE)

• Taiwan Ji Ji Earthquake, September 1999  - Bridges across the Tichia River(NISEE).

• Taiwan Ji Ji Earthquake, September 1999 (UCSD).

Other

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• Seismo-Watch
• Earthquake Engineering Research Institute
• ExploreZone - Earthquakes
• Southern California Earthquake Data Center
• SeismoLinks
• National Center for Research on Earthquake Engineering, Taiwan