> For those who don't understand, gasoline taxes provide a large portion of highway maintenance revenue (often most). The gas tax indeed provides the largest s

> For those who don't understand, gasoline taxes provide a large portion of highway maintenance revenue (often most). The gas tax indeed provides the largest single source of funding, but many roads are funded mostly by general revenue nowadays. I seem to recall that half of major highways and interstates fail to capture enough gas tax revenue to maintain themselves, with roads in general only getting about half of their funding in the form of the gas tax.