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11 <br /> HCM Signalized Intersection Capacity Analysis <br /> 1: Seaway Boulevard & 75th Street SW 3/30/2015 <br /> Lane Configurations Vi +44 r 'I 41+ livi f t+ VI ft <br /> Volume(vph) 74 104 645 512 16 43 80 417 368 187 1346 45 <br /> Ideal Flow(vphpl) 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 0.96 1.00 0.90 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) 3467 3574 1599 1535 2905 3213 2782 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) 3467 3574 1599 1535 2905 3213 2782 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) 80 113 701 557 17 47 87 453 400 203 1463 49 <br /> RTOR Reduction(vph) 0 0 0 0 7 0 0 81 0 0 1 0 <br /> I Lane Group Flow(vph) 80 113 701 278 336 0 87 772 0 203 1511 0 <br /> Confl. Peds.(#/hr) 278 128 <br /> Heavy Vehicles(%) 1% 1% 1% 7% 7% 7% 9% 9% 9% 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) 8.2 8.2 118.2 29.5 29.5 7.8 50.1 11.4 53.7 <br /> I Effective Green,g(s) 8.2 8.2 118.2 29.5 29.5 7.8 50.1 11.4 53.7 <br /> Actuated g/C Ratio 0.07 0.07 1.00 0.25 0.25 0.07 0.42 0.10 0.45 <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) 241 248 1599 383 725 212 1179 331 1600 <br /> v/s Ratio Prot 0.02 0.03 c0.18 0.12 0.03 c0.28 0.06 c0.43 <br /> v/s Ratio Perm c0.44 <br /> I v/c Ratio 0.33 0.46 0.44 0.73 0.46 0.41 0.66 0.61 0.94 <br /> Uniform Delay,dl 52.4 52.9 0.0 40.6 37.6 53.0 27.2 51.3 30.8 <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 0.5 0.9 6.7 0.5 0.5 2.8 2.4 12.7 <br /> I Delay(s) 52.7 53.3 0.9 47.3 38.1 53.5 30.0 53.6 43.5 <br /> Level of Service D D A D D D C D D <br /> Approach Delay(s) 12.1 42.2 32.2 44.7 <br /> I Approach LOS B D C D <br /> Intersection Summary <br /> HCM Average Control Delay 34.5 HCM Level of Service C <br /> I HCM Volume to Capacity ratio 0.81 <br /> Actuated Cycle Length(s) 118.2 Sum of lost time(s) 14.5 <br /> Intersection Capacity Utilization 76.6% ICU Level of Service D <br /> Analysis Period(min) 15 <br /> Ic Critical Lane Group <br /> I <br /> Build Alt 3/13/2015 2038 PM Synchro 8 Report <br /> IB.Powell Page 1 <br /> I <br />