World’s Strangest

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How Do You Pave a Road with a 31º Slope?

(Video Link) The turns in the racetrack at Daytona International Speedway bank at a 31º slope. Conventional road paving techniques won’t work at that angle. Here’s how it’s done: Unlike repaving a street in your neighborhood, Daytona’s a banked surface designed to allow cars to reach speeds as high as 210 mph. This means crews have to [...]