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Existing PM Peak HourCounty Road E Master Plan <br />HCM Signalized Intersection Capacity Analysis 1: West County Road E & Hwy 51 SB Ramp <br />MovementEBTEBRWBLWBTNBLNBR <br />Lane Configurations <br />Ideal Flow (vphpl)190019001900190019001900 <br />Total Lost time (s)4.04.04.04.0 <br />Lane Util. Factor1.001.001.001.00 <br />Frt0.991.001.000.89 <br />Flt Protected1.000.951.000.99 <br />Satd. Flow (prot)1845177018631642 <br />Flt Permitted1.000.191.000.99 <br />Satd. Flow (perm)184535718631642 <br />Volume (vph)7115231055047210 <br />Peak-hour factor, PHF0.920.920.920.920.920.92 <br />Adj. Flow (vph)7735733759851228 <br />RTOR Reduction (vph)20001950 <br />Lane Group Flow (vph)8280337598840 <br />Turn Typepm+pt <br />Protected Phases2168 <br />Permitted Phases6 <br />Actuated Green, G (s)53.772.271.79.8 <br />Effective Green, g (s)54.272.272.29.8 <br />Actuated g/C Ratio0.600.800.800.11 <br />Clearance Time (s)4.54.04.54.0 <br />Vehicle Extension (s)3.03.03.03.0 <br />Lane Grp Cap (vph)11115061495179 <br />v/s Ratio Protc0.45c0.100.32c0.05 <br />v/s Ratio Perm0.43 <br />v/c Ratio0.740.670.400.47 <br />Uniform Delay, d112.919.22.637.7 <br />Progression Factor1.000.560.281.00 <br />Incremental Delay, d24.62.60.61.9 <br />Delay (s)17.513.41.339.6 <br />Level of ServiceBBAD <br />Approach Delay (s)17.55.739.6 <br />Approach LOSBAD <br />Intersection Summary <br />HCM Average Control Delay15.1HCM Level of ServiceB <br />HCM Volume to Capacity ratio0.67 <br />Actuated Cycle Length (s) 90.0Sum of lost time (s)8.0 <br />Intersection Capacity Utilization83.3%ICU Level of ServiceE <br />Analysis Period (min)15 <br />c Critical Lane Group <br />9/3/2008Synchro 6 Report <br />Page 1 <br />TDI <br /> <br />