How is a road built? Machines dig up rocks and crush them. Bulldozers and other machines clear, flatten, and smooth out the land where the road will go. Then, trucks dump the crushed rocks onto the road and cover them with asphalt. After lines are painted, cars can safely be driven where they need to go.
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How is a road built? Machines dig up rocks and crush them. Bulldozers and other machines clear, flatten, and smooth out the land where the road will go. Then, trucks dump the crushed rocks onto the road and cover them with asphalt. After lines are painted, cars can safely be driven where they need to go.
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