Do places that have road fees redirect that income into other services or does it usually get looped back into the road maintenance and development? It’d be nice to have some of the funds injected into public transit or similar infrastructure if it ever became common in North America.

I was naturally against toll roads here in the UK for most of my life as my thought process was that they are pretty random and they were to pay for the specific infrastructure project but ended to extorting those users whilst others were built by the govt. However, now I look and think why should I pay the same as people who drive a lot more miles than I do, who drive much unnecessarily bigger cars than I do, and who choose to drive short distances instead of walking / cycling than I do. Now, mileage based taxes make sense to me. Not sure you could ever convince the general population of that though, especially the older generations who vote more