From the course: Practical Engineering
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Mechanically stabilized earth
From the course: Practical Engineering
Mechanically stabilized earth
- [Narrator] One of the most important considerations when you build anything is the material. It impacts everything from the look and feel to the more fundamental characteristics like weight and strength. But maybe the most significant aspect of a construction material, is its cost. Infrastructure is not made to be glamorous, and it's often paid for by you and me through taxes so, we like to keep the costs down. And there's one construction material that's cheaper than just about anything else out there. Dirt. - Hey, I'm Grady. Today on Practical Engineering, we're talking about reinforced earth. (upbeat techno music) - [Narrator] You probably don't think much about the strength of the soil beneath your feet. But some of us have dirtier minds than others. Just about every structure out there sits on the ground and anyone who's ever built a sand castle knows that soil's not all that strong. So if we want our buildings and bridges and pipelines and roads and anything else that sits on…
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