Sand Castle Holds Up A Car! - Mechanically Stabilized Earth
What it is
Practical Engineering explains Mechanically Stabilized Earth, where layers of reinforcement make soil strong enough to hold heavy loads, shown with a sand structure supporting a car. It notes that MSE walls are everywhere in infrastructure.
Why Hacker News recommends it
Often named as a great first video from Practical Engineering and as the explanation of reinforced earth.
- 2 people recommended it
- 2 different months
- 0 strong recommendations
- first 2016, last 2026
What HN commenters said
“Practical Engineering has a great video on this simple but pervasive technology.”
Great explanation of mechanically stabilized earth, a simple pervasive technology.
cwkoss, 2018-08 · Recommendation · in “Cargo ships that sink when their cargo suddenly liquefies”
“Practical Engineering: -- -- Great first video”
Suggested as a great first video from the Practical Engineering channel.
davidwf, 2021-01 · Recommendation · in “Ask HN: What YouTube channels do you subscribe to?”
Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.
Topics: reinforced soil, mse walls, civil engineering, retaining walls, demonstration
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