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HCM Signalized Intersection Capacity Analysis Approved No Project PM <br />13: Tassajara Rd & I-580 WB <br />Synchro 11 Report <br />Page 12 <br />Movement EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR <br />Lane Configurations <br />Traffic Volume (vph)0 0 0 520 0 240 0 1750 610 0 1550 830 <br />Future Volume (vph)0 0 0 520 0 240 0 1750 610 0 1550 830 <br />Ideal Flow (vphpl)1900 1900 1900 1900 1900 1900 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 0.97 0.88 0.95 1.00 0.91 1.00 <br />Frt 1.00 0.85 1.00 0.85 1.00 0.85 <br />Flt Protected 0.95 1.00 1.00 1.00 1.00 1.00 <br />Satd. Flow (prot)3433 2787 3539 1583 5085 1583 <br />Flt Permitted 0.95 1.00 1.00 1.00 1.00 1.00 <br />Satd. Flow (perm)3433 2787 3539 1583 5085 1583 <br />Peak-hour factor, PHF 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 0.94 <br />Adj. Flow (vph) 0 0 0 553 0 255 0 1862 649 0 1649 883 <br />RTOR Reduction (vph)000005600245000 <br />Lane Group Flow (vph) 0 0 0 553 0 199 0 1862 404 0 1649 883 <br />Turn Type Prot Perm NA Perm NA Free <br />Protected Phases 4 6 2 <br />Permitted Phases 4 4 6 Free <br />Actuated Green, G (s)7.6 7.6 26.1 26.1 26.1 45.0 <br />Effective Green, g (s)9.0 9.0 28.0 28.0 28.0 45.0 <br />Actuated g/C Ratio 0.20 0.20 0.62 0.62 0.62 1.00 <br />Clearance Time (s)5.4 5.4 5.9 5.9 5.9 <br />Vehicle Extension (s)5.0 5.0 5.0 5.0 5.0 <br />Lane Grp Cap (vph)686 557 2202 984 3164 1583 <br />v/s Ratio Prot 0.16 c0.53 0.32 <br />v/s Ratio Perm 0.07 0.26 c0.56 <br />v/c Ratio 0.81 0.36 0.85 0.41 0.52 0.56 <br />Uniform Delay, d1 17.2 15.5 6.8 4.3 4.8 0.0 <br />Progression Factor 1.00 1.00 1.00 1.00 1.00 1.00 <br />Incremental Delay, d2 7.8 0.8 4.2 1.3 0.6 1.4 <br />Delay (s)25.0 16.3 11.0 5.6 5.4 1.4 <br />Level of Service C B B A A A <br />Approach Delay (s)0.0 22.2 9.6 4.0 <br />Approach LOS A C A A <br />Intersection Summary <br />HCM 2000 Control Delay 8.9 HCM 2000 Level of Service A <br />HCM 2000 Volume to Capacity ratio 0.84 <br />Actuated Cycle Length (s) 45.0 Sum of lost time (s)8.0 <br />Intersection Capacity Utilization 69.9% ICU Level of Service C <br />Analysis Period (min)15 <br />c Critical Lane Group