On April 11, 2017, at approximately 1351 hours, the Roanoke County Police Department responded to a single vehicle crash in the 6400 block of North Barrens Road involving a truck carrying 900 gallons of biodegradable tar. The vehicle ran off of the roadway, struck a ditch and overturned. At this time, North Barrens Road between Barrens Road and Garrett Lane has been blocked off due the crash. Citizens are asked to avoid the area. It is unknown at this time if alcohol/drugs are a factor in the incident.