Member Login Menu

Seismic Analysis of Building Structures Content Outline

  • Registration opens soon!

      Week 1: Introduction and Basic Structural Dynamics

      Learning Outcomes:

      • List and summarize the four seismic analysis methods in ASCE 7
      • Identify the important characteristics of structures related to dynamic analysis. 
      • Describe the basic process for solving structural dynamics problems. 

      Topics:

      • Seismic Analysis Methods in ASCE 7 
      • Single Degree of Freedom Structural Dynamics  
      • Multi Degree of Freedom Structural Dynamics

      Week 2: Structural Dynamics and ASCE 7 Analysis Methods

      Learning Outcomes:

      • Differentiate between a response history plot from an individual dynamic analysis of a structure and a response spectrum used for determining structural response.
      • Employ a response spectrum to determine a maximum response given the system characteristics. 
      • Identify and explain the inherent assumptions and the manner to consider inelastic response in the four seismic analysis methods. 

      Topics:

      • Response History versus Response Spectrum
      • Seismic Analysis Methods, their limitations and process
      • Additional topics in Structural Dynamics

      Week 3: Modeling Considerations Part 1

      Learning Outcomes:

      • Construct a computational model including the required structural elements for a seismic load analysis.
      • Implement the modeling procedures for rigid and semirigid diaphragm behavior in a 3-D structural analysis model.
      • Discuss the issues related to including or excluding nonstructural components in the mathematical model.
      • Calculate and apply the correct seismic mass to a structural analysis model.

      Topics:

      • Modeling Structural Elements for Seismic Load Analysis
      • Modeling Diaphragms in 3-D Seismic Analysis Models
      • Including Seismic Mass in Analysis Models

      Week 4: Modeling Considerations Part 2

      Learning Outcomes:

      • Correctly apply lateral forces to structures with rigid and semirigid diaphragms. 
      • Assess the importance of P-Delta effects by including such effects directly in the analysis. 
      • Qualitatively assess a structure to determine when vertical accelerations would be required for seismic design. 
      • Correctly implement inherent damping in a computational model for linear response history analysis.

      Topics:

      • Including seismic forces and P-Delta effects in a seismic model
      • Inherent damping in structures
      • Vertical effects
      • Overview of Seismic Isolation and Supplemental Damping

      Week 5: Seismic Loading

      Learning Outcomes:

      • Describe the impact of site conditions and site distance on seismic response of structures.
      • Specify the criteria for selecting ground motion recordings for use in a response history analysis.
      • Modify ground motion recordings using either amplitude scaling or spectrum matching based on the design response spectrum or a site-specific response spectrum.

      Topics:

      • Seismic Loading of Structures
      • Response Spectrum
      • Ground Motion Record Selection and Modification

      Week 6: Overview of ASCE 7-16 Analysis Requirements

      Learning Outcomes:

      • Correctly select the appropriate analysis procedure.
      • Implement the load combinations with seismic effects including the effects of orthogonal combination into an analysis model.
      • Evaluate a structure to determine whether the redundancy factor, ρ , is 1.0 or 1.3. 

      Topics:

      • Load Combinations with Seismic Effects
      • Selection of Analysis Procedure
      • Effective Seismic Weight and Structural Modeling

      Week 7: Unified Linear Dynamic Analysis Part 1

      Learning Outcomes:

      • List the procedural steps for Modal Response Spectrum and Linear Response History Analysis.
      • Identify and describe the similarities between MRS and LRH analysis, and how these can be used to formulate a “Unified” approach.
      • Select the correct number of modes based on the effective modal mass in a dynamic analysis to capture the response.

      Topics:

      • Unified Linear Dynamic Analysis
      • Modal Response Spectrum and Linear Response History Analysis Overview
      • Similarities and Differences between MRS and LRH

      Week 8: Unified Linear Dynamic Analysis Part 2

      Learning Outcomes:

      • Identify and describe the similarities between MRS and LRH analysis, and how these can be used to formulate a “Unified” approach.
      • Select and modify ground motions for use in the Linear Response History Analysis method.
      • Scale and combine results from orthogonal directions in the MRS and LRH.

      Topics:

      • Addressing Differences between MRS and LRH
      • Ground Motion Selection and Modification
      • Inherent Damping
      • Scaling and Combining Orthogonal Direction Results

      Week 9: Development of Detailed Mathematical Model

      Learning Outcomes:

      • Calculate the base shear and story forces using the Equivalent Lateral Force Method. 
      • Build and analyze a computational model in accordance with the Equivalent Lateral Force Method to determine force and drift demands under seismic loads.
      • List and define the conformance checks required of all the analysis methods.

      Topics:

      • Detailed Example Structure Description
      • Implementation of the Equivalent Lateral Force method for Case Study
      • Conformance Checks required for all Analysis Methods

      Week 10: Modal Response Spectrum

      Learning Outcomes:

      • Select the number of modes required by ASCE 7 to adequately capture total response using Modal Response Spectrum Analysis.
      • Build an analysis model consistent with ASCE 7 requirement for Modal Response Spectrum Analysis. 
      • Calculate the seismic demands for a structure using the Modal Response Spectrum Analysis Method.

      Topics:

      • Design Spectrum and Modal Properties
      • Determining Modal Responses
      • Combining Modal Responses 
      • Scaling Total Response to ELF Base Shear 

      Week 11: Linear Response History

      Learning Outcomes:

      • Select and modify ground motions for linear response history analysis using appropriate tools based on the design response spectrum. 
      • Build a structural analysis model consistent with the requirements for Linear Response History Analysis.
      • Calculate the seismic force and deformation demands on a structure using the Linear Response History Analysis method. 

      Topics:

      • Selection and Modification of Ground Motion Records
      • Analysis and Modeling Details for Linear Response History 
      • Results of LRH Analysis

      Week 12: Analysis Results Comparison and Floor Response Spectra

      Learning Outcomes:

      • Identify the differences in results computed using the Equivalent Lateral Force, Modal Response Spectrum, and Linear Response History Analysis methods.
      • Describe the process for determining floor response spectra that can be used for design of nonstructural components and systems.
      • Calculate seismic forces on nonstructural elements using Floor Spectra.

      Topics:

      • Comparison of Analysis Method Results
      • Developing Floor Response Spectra
      • Calculating seismic forces for Nonstructural Components using Floor Spectra 

      Registration opens soon!


        This course outline is subject to change

      Advertisement

      Advertisement

      Advertisement