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HCM Signalized Intersection Capacity Analysis Approved No Project AM <br />16: Sunol Blvd & I-680 SB <br />Synchro 11 Report <br />Page 15 <br />Movement EBL EBT WBT WBR SBL SBR <br />Lane Configurations <br />Traffic Volume (vph) 260 250 520 760 310 120 <br />Future Volume (vph) 260 250 520 760 310 120 <br />Ideal Flow (vphpl)1900 1900 1900 1900 1900 1900 <br />Total Lost time (s)4.0 4.0 4.0 4.0 4.0 4.0 <br />Lane Util. Factor 1.00 1.00 1.00 0.88 1.00 1.00 <br />Frpb, ped/bikes 1.00 1.00 1.00 0.98 1.00 1.00 <br />Flpb, ped/bikes 1.00 1.00 1.00 1.00 1.00 1.00 <br />Frt 1.00 1.00 1.00 0.85 1.00 0.85 <br />Flt Protected 0.95 1.00 1.00 1.00 0.95 1.00 <br />Satd. Flow (prot)1770 1863 1863 2728 1656 1583 <br />Flt Permitted 0.95 1.00 1.00 1.00 0.95 1.00 <br />Satd. Flow (perm)1770 1863 1863 2728 1656 1583 <br />Peak-hour factor, PHF 0.95 0.95 0.95 0.95 0.95 0.95 <br />Adj. Flow (vph) 274 263 547 800 326 126 <br />RTOR Reduction (vph) 0 0 0 509 0 94 <br />Lane Group Flow (vph) 274 263 547 291 326 32 <br />Confl. Bikes (#/hr)1 <br />Heavy Vehicles (%)2% 2% 2% 2% 9% 2% <br />Turn Type Prot NA NA Perm Prot Perm <br />Protected Phases 1 6 2 4 <br />Permitted Phases 2 4 <br />Actuated Green, G (s) 10.9 35.4 20.5 20.5 14.0 14.0 <br />Effective Green, g (s) 10.9 36.7 21.8 21.8 15.3 15.3 <br />Actuated g/C Ratio 0.18 0.61 0.36 0.36 0.26 0.26 <br />Clearance Time (s)4.0 5.3 5.3 5.3 5.3 5.3 <br />Vehicle Extension (s) 3.0 3.0 3.0 3.0 3.0 3.0 <br />Lane Grp Cap (vph) 321 1139 676 991 422 403 <br />v/s Ratio Prot c0.15 0.14 c0.29 c0.20 <br />v/s Ratio Perm 0.11 0.02 <br />v/c Ratio 0.85 0.23 0.81 0.29 0.77 0.08 <br />Uniform Delay, d1 23.8 5.3 17.2 13.6 20.7 17.0 <br />Progression Factor 0.87 1.16 1.00 1.00 1.00 1.00 <br />Incremental Delay, d2 19.1 0.1 10.1 0.8 8.5 0.1 <br />Delay (s) 39.7 6.2 27.3 14.4 29.3 17.1 <br />Level of Service D A C B C B <br />Approach Delay (s)23.3 19.6 25.9 <br />Approach LOS C B C <br />Intersection Summary <br />HCM 2000 Control Delay 21.7 HCM 2000 Level of Service C <br />HCM 2000 Volume to Capacity ratio 0.81 <br />Actuated Cycle Length (s) 60.0 Sum of lost time (s)12.0 <br />Intersection Capacity Utilization 68.9% ICU Level of Service C <br />Analysis Period (min)15 <br />c Critical Lane Group