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I <br /> I HCM Signalized Intersection Capacity Analysis <br /> 1: Seaway Boulevard & 75th Street SW I 3/19/2015 <br /> c 4- I* p �" i 41 <br /> Moms* t,. EB,T EBR WM, WBT WM NBL NBT NBR BBL ,y7'. SBR <br /> Lane Configurations 11►'j tat r ) 4 vi1 44 1" +1 <br /> I <br /> Volume(vph)Ideal Flow(vphpl) 69 86 543 394 13 34 64 328 293 145 1071 36 <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 0.98 1.00 0.99 1.00 1.00 <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 1.00 <br /> Satd. Flow(prot) 3502 3610 1615 1564 3024 3242 3085 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 3024 3242 3085 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) 75 93 590 428 14 37 70 357 318 158 1164 39 <br /> RTOR Reduction(vph) 0 0 0 0 7 0 0 76 0 0 1 0 <br /> I Lane Group Flow(vph) 75 93 590 214 258 0 70 599 0 158 1202 0 <br /> Confl. Peds.(#/hr) 121 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 I <br /> Protected Phases 4 4 8 8 5 2 1 6 <br /> Permitted Phases Free <br /> Actuated Green,G(s) 7.5 7.5 108.9 21.4 21.4 5.7 50.3 10.7 55.3 <br /> I Effective Green,g(s) 7.5 7.5 108.9 21.4 21.4 5.7 50.3 10.7 55.3 <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 <br /> Lane Grp Cap(vph) 241 249 1615 307 594 170 1425 337 1788 <br /> v/s Ratio Prot 0.02 0.03 c0.14 0.09 0.02 0.19 0.05 c0.34 <br /> v/s Ratio Perm c0.37 <br /> I v/c Ratio 0.31 0.37 0.37 0.70 0.43 0.41 0.42 0.47 0.67 <br /> Uniform Delay,dl 48.2 48.5 0.0 40.7 38.4 50.0 19.6 46.4 20.0 <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 0.3 0.6 6.7 0.5 0.6 0.9 0.4 2.0 <br /> IDelay(s) 48.5 48.8 0.6 47.5 38.9 50.6 20.5 46.8 22.1 <br /> Level of Service D D A D D D C D C <br /> Approach Delay(s) 11.3 42.8 23.3 24.9 <br /> I Approach LOS B D C C <br /> Intersection Summary <br /> HCM Average Control Delay 24.0 HCM Level of Service C <br /> I HCM Volume to Capacity ratio 0.61 <br /> Actuated Cycle Length(s) 108.9 Sum of lost time(s) 9.5 <br /> Intersection Capacity Utilization 67.8% ICU Level of Service C <br /> Analysis Period(min) 15 <br /> I <br /> c Critical Lane Group <br /> I <br /> 2015 No Build 3/13/2015 PM Synchro 8 Report <br /> IB.Powell Page 1 <br />