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zakruti.com » Knowledge, science, education » Crash Course
How the Leaning Tower of Pisa Was Saved: Crash Course Engineering #40

How the Leaning Tower of Pisa Was Saved: Crash Course Engineering #40

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Rating: 4.0; Vote: 1
This week we-re going underground to explore geotechnical and seismic engineering. We-ll look at how structures connect to the ground and transmit loads through their foundations, and how those foundations need to provide a high bearing capacity. We-ll see how properties of the soil, like shear strength, affect bearing capacity. We-ll also consider happens when the ground experiences stress from seismic activity and how seismic engineers work to counteract those effects. Crash Course Engineering is produced in association with PBS Digital Studios: Subscribe to Hot Mess
Date: 2022-04-04

Comments and reviews: 7


She got this wrong. I did a report on geotechnical performance on Pisa in college. It was not a bearing capacity failure. Pisa is built on overconsolidated clays. During the construction of the tower which took a 100 years. The surcharge incr. reasingly started to squeeze the water from the clays. This is what caused the differential settlement. This process is still happening today. When the water is squeezed from the clays the soil will gain strength. It was calculated that if the tower was built all at once there would have been a bearing capacity failure. This would result in collapse of the towe
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-It took until Episode 40 and the topic of earthquake engineering to bring up Finite Element Analysis? Almost any significant building is designed with some level of FEA these days, and I assume that mechanical engineers use it for things as mundane as bicycles now. -
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Scale model testing is generally pretty rare. It's super expensive, so it's only for more important buildings. Most of the time it's faster to run dynamic models on the computer, or even using simplified static analysis.
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The editing of this video makes it really hard to watch. Each phrase is read in isolation and followed immediately by the next. Give your videos some breathing room, guys!
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The sheer amount of elements that need to be factored into consideration totally overwhelms me. I can only say thank you engineers for figuring out these stuff for us.
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I'm at minute six and I still don't know what u did to the building the expectation here drove me crazy cause it wasn't met and I clicked to learn
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you guys need to read what as actually done, i did see some ropes pulling the tower in place with weights. that wasnt done
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