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12 days agoAsphalt is laid somewhere around 300F, so if it truly got twice as hot it would melt the road and everyone’s tires.


Asphalt is laid somewhere around 300F, so if it truly got twice as hot it would melt the road and everyone’s tires.


Even with accelerators it still needs a few days (usually about a week) to harden to 80% strength, and it will never be quite as strong as it would be without an accelerator.
I think that’s part of the reason we don’t use concrete pavement more often. It certainly lasts a lot longer, but laying it is way more time consuming. Asphalt is ready to go within a day, just needs to cool off.
Hey, hey, that’s freedom-units to you.
That said, the difference in scales when it comes to doubling is something I never really considered. Very informative!