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Workshop on Seismic Pushover Analysis using the AASHTO Guide Specifications for LRFD Seismic Bridge Design (SGS)

Ayaz Malik (formerly NYDOT) and Mark Mahan (Caltrans)


  • Introductions
  • History and Background of SGS
  • Presentation Overview and Objectives
  • Flexural Mechanics Refresher
  • Compatibility
  • Moment-Curvature Process w/ Example
  • Constitutive Material Models
  • Approximate Methods for Moment-Curvature
  • Force-Displacement Relationship w/ Example
  • Analytical Plastic Hinge Length Method
  • Approximate Methods of Force-Displacement
  • Multiple Column Design
  • Capacity Design
  • Shear Resistance in Plastic Hinge Regions
  • Conclusion / Questions

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