How Do Concrete Mixer Trucks Work? | Why the Drum Is Always Spinning

Why are concrete mixer trucks always rotating? What happens if they stop? In this video, we break down the surprisingly fascinating mechanics of these iconic spinning trucks. From what’s actually happening inside the drum to why timing is everything, we’ll explain how these machines keep concrete from turning into a disaster. Whether you're just curious or working in construction, this one’s for you!

👉 Get ready to look at concrete trucks in a whole new way.
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⏱️ Timestamps:
00:00 - Intro: That Spinning Truck at the Red Light
01:05 - Why Concrete Can’t Sit Still
02:09 - The Drum’s Clever Design
03:07 - The Real Reason It’s Always Rotating
04:21 - What Powers the Drum Rotation?
05:19 - Loading vs. Unloading Concrete
06:21 - How Much Can a Mixer Truck Carry?
07:16 - Final Thoughts: Why That Drum Never Stops

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