Seismic Design of Precast Concrete Diaphragms According to ACI 318-19 & ASCE 7-22: A Comprehensive Course
In Seismic Design of Precast Concrete Diaphragms According to ACI 318-19 and ASCE 7-22: A Comprehensive Course , you'll learn ...
- Precast concrete diaphragm design procedure
- Different methods of diaphragm analysis
- The seismic behavior of precast concrete diaphragms in past earthquakes
- Examples of diaphragm design force level calculations
Overview
The seismic force-resisting system (SFRS) of a building consists of a three-dimensional ensemble of elements that transmit loads and forces from the point of origin down to the soils underneath the foundation. This system typically consists of horizontal and vertical structural elements.
When the building is subject to seismic excitation, the horizontal elements—roof and floor slabs, bending in their own plane, act as diaphragms to transmit the forces horizontally from the point of origin to the vertical elements of the SFRS. The vertical elements (i.e., walls or frames) transmit the forces down to the foundation. Together, these elements function as a system to provide a complete load path for the seismic forces to flow through the building to the foundation and the soils underneath.
Diaphragms not only act to distribute the forces horizontally to the vertical elements of the SFRS, they also tie the vertical elements together to act as a system so that they respond to the seismic forces together, rather than individually. The diaphragms are an integral part of the SFRS of a building and deserve significant attention during the design process.
This course covers the structural analysis, seismic design, detailing, and constructability of precast concrete diaphragms.
Learning Objectives
Upon completion of this course, participants will be able to:
- Explain precast concrete diaphragm applications.
- Describe typical precast diaphragm details.
- Determine applicable criteria for connections to the seismic force-resisting system.
- Identify practical connection considerations.
- Analyze the seismic behavior of precast concrete diaphragms in past earthquakes.
- Evaluate precast concrete diaphragm design based on ASCE/SEI 7-22.
- Assess diaphragm design force levelS and alternative diaphragm design force.
- Summarize different methods of diaphragm analysis.
- Outline the precast concrete diaphragm design procedure.
- Apply relevant principles to diaphragm design and detailing for flexure and shear.
- Specify appropriate requirements for detailing and constructability issues.
Certificate of Completion
You will be able to immediately print a certificate of completion after passing a multiple-choice quiz consisting of 24 questions. PDH credits are not awarded until the course is completed and quiz is passed.
| This course is applicable to professional engineers in: | ||
| Alabama (P.E.) | Alaska (P.E.) | Arkansas (P.E.) |
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