ELI5: Explain Like I'm 5

Structural road design

Structural road design is when people make plans for how to build roads so that they are safe and can last a long time.

Imagine you are playing with your blocks, and you want to build a road for your toy car to drive on. First, you lay down a foundation of blocks to make a strong base for the road. Then you add more blocks on top until you have a smooth surface for your car to drive on.

It’s the same concept with real roads, but instead of blocks, people use layers of different materials like gravel, asphalt, and concrete. They choose these materials based on factors like the weather in the area, the amount of traffic the road will have, and how much the ground underneath the road might shift over time.

Structural road designers also make sure the road is the right width and has lanes for cars to drive in, as well as places for pedestrians and cyclists to walk or ride their bikes. They also make sure the road has signs and signals to help people know where they should go and when they should stop.

Overall, the goal of structural road design is to make sure that roads are safe, durable, and easy for people to use so that we can all get where we need to go!
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