state route mile long state highway state washington serving community highway travels generally east interchange east naval base main entrance naval warfare center codified branch state road continued branch highway renumbering branch section ran spur route serving established old route extended freeway routed new freeway route description begins diamond interchange east naval base highway travels east wooded land intersecting minor roads roadway turns northeast crosses unincorporated community passes serves main community ends main entrance naval warfare center continuing east avenue base year conducts series surveys highways state measure traffic volume expressed terms average annual daily traffic aadt measure traffic volume average day year calculated busiest section highway liberty bay serving vehicles busy section bridge liberty bay serving vehicles history current route added state highway system branch state road carried primary secondary state highway system branch branch traveled miles east near naval submarine base naval warfare center intersecting crossing liberty bay branch incorporated replaced short spur route serving established replace spur extended moved south end major intersections entire highway
Washington State Route 308