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Quiet_Ad6925 t1_itzbpcb wrote

Asphalt can reactivate with heat. Turns it soft. And if the ac content [black tar stuff] is to high its soupy. It will form and harden with regular temps. Heat and or solvent can reactivate it. That doesn't look like a spill though.

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KYO297 OP t1_itze9zn wrote

Heat may have contributed but like I said, it's the only bus stop like that (that I know of) so there has to be something else

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