The state Department of Transportation will review the costs associated with a free program that helps stranded freeway motorists in the Reno and Las Vegas areas after a report to the board overseeing the agency shows that more than $2.3 million was spent on the service in 2011.The Nevada Freeway Service Patrol Program has costs of $57 per incident in Northern Nevada, compared to $38 per incident in Southern Nevada. The cost of the service has more than doubled in Northern Nevada since 2008, when it was $27 per incident. At the same time, the number of incidents in Northern …