Laserfiche WebLink
Tables A-1, A-2 and A-3 identify tete LOS evaluation criteria for signalized unsignalized. <br /> TABLE A-t <br /> Signalized Intersection Level of Service Criteria <br /> Stop lay.:::' <br /> (seccindsNehiclo <br /> pt on <br /> A <S.0 Very low delay, Most vehicles do not <br /> B 5.1 to 1 S.0 Generally good progression of vehicles. Slight delays. <br /> C 15.1 to 25.0 Fair progression. Increased number of stopped vehicles. <br /> D 25.1 to 40.0 Noticeable congestion. Large portion of vehicles stopped. <br /> E 40.1 to 60.0 Poor progression. High delays and frequent cycle failure. <br /> F 60 Oversaturation. Force flow. Extensive queuing. <br /> Source: Highway Capacity Manual, Special R41PW 209,Transportation Research Board, 1985. <br /> TABLE A-2 <br /> Two-Way Stop Controlled Intersection Level of Service Criteria <br /> Re a Ca <br /> ger ta.... or <br /> A >400 tittle or no delay <br /> S 300 to 399 Short traffic delays <br /> C 200 to 299 Average traffic delays <br /> D 100 to 199 long traffic delays <br /> E 0 to 99 Very long delays <br /> F Severe congestion <br /> Notes: ' = Demand exceeds <br /> Source: Highway Capacity Manual, S Report 209, Federal Highway Administration, 1985. <br />