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HCM Signalized Intersection Capacity Analysis Approved Plus Project PM 13: Tassajara Rd & I-580 WB Synchro 11 Report Page 13 Movement EBL EBT EBR WBL WBT WBR NBL NBT NBR SBL SBT SBR Lane Configurations Traffic Volume (vph)0 0 0 560 0 230 0 1750 610 0 1520 810 Future Volume (vph)0 0 0 560 0 230 0 1750 610 0 1520 810 Ideal Flow (vphpl)1900 1900 1900 1900 1900 1900 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 0.97 0.88 0.95 1.00 0.91 1.00 Frt 1.00 0.85 1.00 0.85 1.00 0.85 Flt Protected 0.95 1.00 1.00 1.00 1.00 1.00 Satd. Flow (prot)3433 2787 3539 1583 5085 1583 Flt Permitted 0.95 1.00 1.00 1.00 1.00 1.00 Satd. Flow (perm)3433 2787 3539 1583 5085 1583 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 Adj. Flow (vph) 0 0 0 596 0 245 0 1862 649 0 1617 862 RTOR Reduction (vph)000004500241000 Lane Group Flow (vph) 0 0 0 596 0 200 0 1862 408 0 1617 862 Turn Type Prot Perm NA Perm NA Free Protected Phases 4 6 2 Permitted Phases 4 4 6 Free Actuated Green, G (s)11.0 11.0 32.7 32.7 32.7 55.0 Effective Green, g (s)12.4 12.4 34.6 34.6 34.6 55.0 Actuated g/C Ratio 0.23 0.23 0.63 0.63 0.63 1.00 Clearance Time (s)5.4 5.4 5.9 5.9 5.9 Vehicle Extension (s)5.0 5.0 5.0 5.0 5.0 Lane Grp Cap (vph)773 628 2226 995 3198 1583 v/s Ratio Prot c0.17 c0.53 0.32 v/s Ratio Perm 0.07 0.26 0.54 v/c Ratio 0.77 0.32 0.84 0.41 0.51 0.54 Uniform Delay, d1 20.0 17.8 8.0 5.1 5.5 0.0 Progression Factor 1.00 1.00 1.00 1.00 1.00 1.00 Incremental Delay, d2 5.6 0.6 3.9 1.3 0.6 1.4 Delay (s)25.5 18.4 11.9 6.4 6.1 1.4 Level of Service C B B A A A Approach Delay (s)0.0 23.5 10.5 4.5 Approach LOS A C B A Intersection Summary HCM 2000 Control Delay 9.8 HCM 2000 Level of Service A HCM 2000 Volume to Capacity ratio 0.82 Actuated Cycle Length (s) 55.0 Sum of lost time (s)8.0 Intersection Capacity Utilization 71.0% ICU Level of Service C Analysis Period (min)15 c Critical Lane Group