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Pretty sure there are zero roads in the SF ( or even in the US ) that are paved with tarmacadam.

That word does not mean what you think it means.

https://aerosavvy.com/aviation-terminology/

>Asphalt concrete (commonly called asphalt, blacktop, or pavement in North America, and tarmac or bitumen macadam in the United Kingdom and the Republic of Ireland)

https://en.wikipedia.org/wiki/Asphalt_concrete

Your own link contradicts you. See sibling comment and link for common use of the term.

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