Nov 1, 2000
Jan 1, 2000
Posey and Webster Tube Rehabilitation Project Seismic Evaluation and Retrofit Design of Immersed Tubes PROJECT TYPE Seismic Analysis of Immersed Tubes LOCATION Oakland, CA OWNER Caltrans The Posey and Webster Street Tubes provide pedestrian...
Oct 18, 1999
In this paper the results of SC Solutions’ performance-based evaluation of the as-built Unit 10 frame of the SR5 Lake Washington Ship Canal Bridge are presented. This unit is a three-span frame, located between bridge piers 24 and 27 on the north approach to the...
Aug 27, 1999
Design criterion and methodologies have been developed and implemented that require bridges to be without significant damage following severe ground shaking. The design philosophy used to obtain these results is often referred to as “Performance Based Design.” These...
Jul 1, 1999
The current AASHTO Specifications do not have adequate guidelines for seismic modeling and analysis of steel bridges. Bridge designers in seismic zones have always raised concerns about the adequacy of beam models in performing seismic analysis of steel bridges. This...
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