Motorists logged 0.3 percent more miles on U.S. roads and highways in September than a year earlier according to data released Monday by the U.S. Department of Transportation, as volumes were dented by powerful Hurricanes, Harvey and Irma. Volumes, however, remained on track to outpace last year’s record high. Motorists logged 262.5 billion vehicle miles in September, up 0.8 billion vehicle miles over September 2016, DOT figures show. Cumulative travel for 2017 increased by 1.3 percent, or 31.4 billion vehicle miles. The cumulative estimate for the year is 2,410.3 billion vehicle miles of travel, DOT said. Hurricanes Harvey and Irma, which struck different parts of the country in quick succession, squeezed fuel supplies and cut into crucial travel in […]