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HCM Signalized Intersection Capacity Analysis Buildout No Project AM 16: Sunol Blvd & I-680 SB Synchro 11 Report Page 15 Movement EBL EBT WBT WBR SBL SBR Lane Configurations Traffic Volume (vph) 260 380 520 860 310 170 Future Volume (vph) 260 380 520 860 310 170 Ideal Flow (vphpl)1900 1900 1900 1900 1900 1900 Total Lost time (s)4.0 4.0 4.0 4.0 4.0 4.0 Lane Util. Factor 1.00 1.00 1.00 0.88 1.00 1.00 Frpb, ped/bikes 1.00 1.00 1.00 0.98 1.00 1.00 Flpb, ped/bikes 1.00 1.00 1.00 1.00 1.00 1.00 Frt 1.00 1.00 1.00 0.85 1.00 0.85 Flt Protected 0.95 1.00 1.00 1.00 0.95 1.00 Satd. Flow (prot)1770 1863 1863 2728 1656 1583 Flt Permitted 0.95 1.00 1.00 1.00 0.95 1.00 Satd. Flow (perm)1770 1863 1863 2728 1656 1583 Peak-hour factor, PHF 0.95 0.95 0.95 0.95 0.95 0.95 Adj. Flow (vph) 274 400 547 905 326 179 RTOR Reduction (vph) 0 0 0 576 0 133 Lane Group Flow (vph) 274 400 547 329 326 46 Confl. Bikes (#/hr)1 Heavy Vehicles (%)2% 2% 2% 2% 9% 2% Turn Type Prot NA NA Perm Prot Perm Protected Phases 1 6 2 4 Permitted Phases 2 4 Actuated Green, G (s) 10.9 35.4 20.5 20.5 14.0 14.0 Effective Green, g (s) 10.9 36.7 21.8 21.8 15.3 15.3 Actuated g/C Ratio 0.18 0.61 0.36 0.36 0.26 0.26 Clearance Time (s)4.0 5.3 5.3 5.3 5.3 5.3 Vehicle Extension (s) 3.0 3.0 3.0 3.0 3.0 3.0 Lane Grp Cap (vph) 321 1139 676 991 422 403 v/s Ratio Prot c0.15 0.21 c0.29 c0.20 v/s Ratio Perm 0.12 0.03 v/c Ratio 0.85 0.35 0.81 0.33 0.77 0.11 Uniform Delay, d1 23.8 5.8 17.2 13.8 20.7 17.1 Progression Factor 1.08 0.86 1.00 1.00 1.00 1.00 Incremental Delay, d2 18.7 0.2 10.1 0.9 8.5 0.1 Delay (s) 44.3 5.1 27.3 14.7 29.3 17.3 Level of Service D A C B C B Approach Delay (s)21.0 19.5 25.0 Approach LOS C B C Intersection Summary HCM 2000 Control Delay 20.9 HCM 2000 Level of Service C HCM 2000 Volume to Capacity ratio 0.81 Actuated Cycle Length (s) 60.0 Sum of lost time (s)12.0 Intersection Capacity Utilization 68.9% ICU Level of Service C Analysis Period (min)15 c Critical Lane Group