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<br />HCM Signalized Intersection Capacity Analysis Existing Condition - Saturday <br />1: 183rd Street & Collins Avenue AM Peak Hour <br /> "J- -+ ... .(" +- '- "" t ~ \. ~ .; <br />Movement EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR <br />Lane Configurations +f rt 4+ 'Ii tttt 'Ii tttt <br />Volume (vph) 177 1 99 4 2 1 99 1441 3 20 1581 98 <br />Ideal Flow (vphpl) 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 <br />Total Lost time (s) 5.0 5.0 5.0 3.0 5,0 3.0 5,0 <br />Lane Util. Factor 1.00 1.00 1.00 1.00 0.91 1.00 0.91 <br />Frt 1.00 0,85 0.98 1.00 1.00 1,00 0.99 <br />Fit Protected 0.95 1.00 0,97 0.95 1.00 0.95 1.00 <br />Satd. Flow (prot) 1774 1583 1812 1787 5134 1787 5091 <br />Fit Pennitted 0.72 1.00 0.88 0.09 1.00 0.14 1.00 <br />Satd. Flow (penn) 1347 1583 1631 166 5134 261 5091 <br />Peak-hour factor, PHF 0.94 0.94 0.94 0.94 0.94 0,94 0.94 0.94 0.94 0.94 0,94 0,94 <br />Adj. Flow (vph) 188 1 105 4 2 1 105 1533 3 21 1682 104 <br />RTOR Reduction (vph) 0 0 86 0 1 0 0 0 0 0 5 0 <br />Lane Group Flow (vph) 0 189 19 0 6 0 105 1536 0 21 1781 0 <br />Heavy Vehicles (%) 2% 2% 2% 0% 0% 0% 1% 1% 1% 1% 1% 1% <br />Turn Type Penn Penn Penn pm+pt pm+pt <br />Protected Phases 8 4 1 6 5 2 <br />Permitted Phases 8 8 4 6 2 <br />Actuated Green, G (s) 21.6 21.6 21.6 88.4 82.4 82,2 79.2 <br />Effective Green, g (s) 21.6 21.6 21.6 88,4 82,4 82,2 79.2 <br />Actuated glC Ratio 0,18 0,18 0.18 0.74 0.69 0.69 0,66 <br />Clearance Time (s) 5.0 5.0 5.0 3,0 5.0 3.0 5.0 <br />Vehicle Extension (s) 2.5 2.5 2.5 2.0 1.0 5.0 1,0 <br />Lane Grp Cap (vph) 242 285 294 206 3525 217 3360 <br />vIs Ratio Prot cO,03 0,30 0.00 cO.35 <br />vIs Ratio Penn cO.14 0.01 0.00 0,35 0,06 <br />vlc Ratio 0.78 0,07 0,02 0.51 0.44 0,10 0,53 <br />Uniform Delay, d1 46.9 40.8 40.5 8.0 8.4 6.4 10.7 <br />Progression Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 <br />Incremental Delay, d2 14.5 0,1 0,0 0.7 0.4 0.4 0.6 <br />Delay (s) 61,5 40,9 40.5 8.7 8.8 6.8 11.3 <br />Level of Service E D D A A A B <br />Approach Delay (s) 54.1 40.5 8.8 11,2 <br />Approach LOS D D A B <br />Intersection Summary <br />HCM Average Control Delay 13.6 HCM Level of Service B <br />HCM Volume to Capacity ratio 0.58 <br />Actuated Cycle Length (s) 120.0 Sum of lost time (s) 13.0 <br />Intersection Capacity Utilization 65,3% ICU Level of Service C <br />Analysis Period (min) 15 <br />c Critical Lane Group <br /> <br />Collins Aveune at 183rd Street <br />Driveway Analysis <br /> <br />April 2011 <br />Synchro 7 - Report <br />