Residents can expect improvements to county roads as roughly $10 million a year will be provided to the Nevada County Department of Public Works for the next five years. “Basic road safety and maintenance is fully funded,” said Nevada County Transportation Planner David Garcia Jr. during Tuesday’s Board of Supervisors meeting. The five-year program is set to cost $58 million in safety projects, routine road maintenance, 100 miles of chip seal — thin temporary road overlays — 18.5 miles of asphalt overlays; bridge replacements and rehabilitations; development fee capacity projects; and administration and support. The largest prospective project is for …