Sand Castle Holds Up A Car! - Mechanically Stabilized Earth

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.

HN 推荐的原因： Often named as a great first video from Practical Engineering and as the explanation of reinforced earth.

“Practical Engineering has a great video on this simple but pervasive technology.” 阅读 HN 讨论 ↗