Have you ever looked at a web of highways and wondered how they manage to put down all of that pavement? America’s veins take quite a lot of asphalt to install, and even more planning. Not to mention, it takes a ridiculous amount of manpower to get something like a highway paved and ready to go. That’s why it seems like construction on highways goes on forever–you may not notice it when you’re driving so fast, but that’s a lot of work! If you want to know what it takes to build a highway road, read on.