Practical application of engineering mechanics dynamics in civil engineering

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amare
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what is the practical application of engineering mechanics dynamics in civil engineering when civil engineers work on static analysis?
 
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Bridges and buildings are not subject to dynamic loads?
Millennium bridge sway: https://www.sciencedaily.com/releases/2005/11/051103080801.htm
Galloping Gertie: https://en.wikipedia.org/wiki/Tacoma_Narrows_Bridge_(1940)
Tall, narrow buildings sway in the wind: https://practical.engineering/blog/2016/2/14/tuned-mass-dampers-in-skyscrapers

Even the ground vibrates:
Man-caused: https://en.wikipedia.org/wiki/Ground_vibrations
Earthquakes: https://pubs.usgs.gov/gip/earthq1/measure.html
The effect of earthquakes on California building codes: https://ssc.ca.gov/forms_pubs/cssc95-01e-ch3.pdf

Lakes slosh: https://en.wikipedia.org/wiki/Seiche (read the part about engineering for seiche protection)
 
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Chestermiller said:
So civil engineers never deal with dynamic situations?
I was asking sir ! do they have a deal with it ? where?