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I <br /> I HCM Signalized Intersection Capacity Analysis <br /> 1: Seaway Boulevard & 75th Street SW 3/30/2015 <br /> f ~ k 4\ t /' \. +� 41 <br /> 1 Movement EBL EBT EBR Mt. WBT W2 NBL NI3T NBR SBt. SBT <br /> Lane Configurations /1/1 44 r /I +TT 14 11'1 .11+ <br /> I <br /> Volume(vph)Ideal Flow(vphpl) 71 89 559 406 13 35 66 338 302 149 1103 37 <br /> 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 <br /> Total Lost time(s) 4.5 4.5 4.0 4.5 4.5 5.0 5.0 5.0 5.0 <br /> Lane Util. Factor 0.97 0.95 1.00 0.91 0.91 0.97 0.95 0.97 0.95 <br /> I Frpb,ped/bikes 1.00 1.00 1.00 1.00 0.97 1.00 0.99 1.00 I.00 <br /> Flpb, ped/bikes 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 <br /> Frt 1.00 1.00 0,85 1.00 0.98 1.00 0.93 1.00 '1.00 <br /> I Flt Protected 0.95 1.00 1.00 0.95 0.96 0.95 1.00 0.95 I.00 <br /> Satd.Flow(prot) 3502 3610 1615 1564 3021 3242 3084 3433 3522 <br /> Flt Permitted 0.95 1.00 1.00 0.95 0.96 0.95 1.00 0.95 1.00 <br /> Satd.Flow(perm) 3502 3610 1615 1564 3021 3242 3084 3433 3522 <br /> I Peak-hour factor,PHF 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 0.92 <br /> Adj.Flow(vph) 77 97 608 441 14 38 72 367 328 162 1199 40 <br /> RTOR Reduction(vph) 0 0 0 0 7 0 0 77 0 0 1 0 <br /> I Lane Group Flow(vph) 77 97 608 220 266 0 72 618 0 162 1238 0 <br /> Confl.Peds.(#/hr) 125 2 <br /> Heavy Vehicles(%) 0% 0% 0% 5% 5% 5% 8% 8% 8% 2% 2% 2% <br /> Turn Type Split NA Free Split NA Prot NA Prot NA <br /> I Protected Phases 4 4 8 8 5 2 1 6 <br /> Permitted Phases Free <br /> Actuated Green,G(s) 7.6 7.6 109.7 21.9 21.9 5.8 50.3 10.9 55.4 <br /> I Effective Green,g(s) 7.6 7.6 109.7 21.9 21.9 5.8 50.3 10.9 55.4 <br /> Actuated g/C Ratio 0.07 0.07 1.00 0.20 0.20 0.05 0.46 0.10 0.51 <br /> Clearance Time(s) 4.5 4.5 4.5 4.5 5.0 5.0 5.0 5.0 <br /> Vehicle Extension(s) 2.0 2.0 3.0 3.0 2.0 2.0 2.0 2.0 <br /> I Lane Grp Cap(vph) 243 250 1615 312 603 171 1414 341 1779 <br /> v/s Ratio Prot 0.02 0.03 c0.14 0.09 0.02 0.20 0.05 c0.35 <br /> v/s Ratio Perm c0.38 <br /> I v/c Ratio 0.32 0.39 0.38 0.71 0.44 0.42 0.44 0.48 0.70 <br /> Uniform Delay,dl 48.6 48.8 0.0 40.9 38.5 50.3 20.1 46.7 20.7 <br /> Progression Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 '1.00 <br /> Incremental Delay,d2 0.3 0.4 0.7 7.1 0.5 0.6 1.0 0.4 2.3 <br /> I Delay(s) 48.9 49.2 0.7 48.0 39.0 50.9 21.1 47.1 23.0 <br /> Level of Service D D A D D D C D C <br /> Approach Delay(s) 11.4 43.0 23.9 25.8 <br /> I Approach LOS B D C C <br /> Interned*%weary <br /> HCM Average Control Delay 24.6 HCM Level of Service C <br /> I HCM Volume to Capacity ratio 0.62 <br /> Actuated Cycle Length(s) 109.7 Sum of lost time(s) 9.5 <br /> Intersection Capacity Utilization 68.7% ICU Level of Service C <br /> I Analysis Period(min) 15 <br /> c Critical Lane Group <br /> I <br /> No-Build Alt 3/13/2015 2018 PM Synchro 8 Report <br /> B. Powell Page 1 <br />