Explaining how earthwork works, and why road construction often takes so long. Sign up for Brilliant for free at www.brilliant.org/PracticalEngineering and get 20% the annual premium subscription! Like it or not, roads are part of the fabric of society. Travel is a fundamental part of life for nearly everyone. Unfortunately, that means road construction is too. But, I hope I can give you a little more appreciation for what’s going on behind the orange cones.