TABLE 6 Statewide Average Speeds by Area Type and Functional Class,,,,,, ,,,Average speed,,, HPMS functional class,,,Statewide,Urbanized,Mountainous,Other 1,Rural,Interstate,69.2,70.0,68.5,69.2 2,Rural,Principle arterial,55.4,59.1,52.4,56.6 6,Rural,Minor arterial,45.2,47.0,39.7,46.5 7,Rural,Major collector,44.3,46.8,38.9,46.2 8,Rural,Minor collector,N/A,N/A,N/A,N/A 9,Rural,Local,N/A,N/A,N/A,N/A 11,Urban,Interstate,60.1,58.6,71.6,70.6 12,Urban,Other freeway,62.6,61.0,N/A,65.4 14,Urban,Principle arterial,25.4,21.1,36.2,30.5 16,Urban,Minor arterial,23.1,20.3,26.3,27.9 17,Urban,Collector,31.0,29.4,32.2,33.1 19,Urban,Local,N/A,N/A,N/A,N/A