Practice Limitations Of Pga In Modern Earthquake Engineering (35.22)

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6 sample questions

Question 1.
What is Peak Ground Acceleration (PGA)?
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Think about how we measure shaking during earthquakes.
Question 2.
Name one limitation of PGA.
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What aspects of shaking might affect building performance?
3Question 3.
What does PGA mainly measure?
- Total energy of shaking
- Maximum ground acceleration
- Duration of shaking
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Think about the primary goal of measuring ground motion.
4Question 4.
True or False: PGA is sufficient for all seismic assessments.
- True
- False
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Consider what aspects of an earthquake could affect buildings.
Question 5.
Given a scenario where buildings are only designed using PGA, describe the potential consequences in the case of an extended earthquake sequence.
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Consider the implications of varying durations of seismic events.
Question 6.
How would you integrate the use of PGA with Arias Intensity to assess the safety of a new structure in a seismic zone?
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Reflect on combining both metrics to meet safety standards.

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