(For education and discussion purposes, only) A research group funded by road builders called Wednesday for more state highway spending to avert a costly increase in accidents, travel delays and wear-and-tear on everyone's cars. [One local planning organization says highways account for only 52 percent of the transportation spending needed in the Durham and Chapel Hill area by 2025, with 44 percent earmarked for rail and bus transit.] North Carolina has failed to repair and expand its highway network quickly enough to keep pace with growing passenger and truck traffic and crumbling roads and bridges... (snip) Citing census and highway...