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HCM Signalized Intersection Capacity Analysis <br />10: Main St & Santa Clara Ave <br />09/12/2019 <br />-,* --P� --t 4\ <br />I + <br />I <br />\ <br />Movement EBL EBT EBR NBL2 <br />NBT NBR <br />SBL SBT <br />SBR SER <br />SER2 <br />Lane Configurations <br />I <br />4T+ <br />►) <br />ttt <br />r <br />►j►j <br />ttt <br />rill <br />Traffic Volume (vph) <br />224 <br />485 <br />146 <br />9 <br />978 <br />712 <br />121 <br />1319 <br />70 <br />334 <br />16 <br />Future Volume (vph) <br />224 <br />485 <br />146 <br />9 <br />978 <br />712 <br />121 <br />1319 <br />70 <br />334 <br />16 <br />Ideal Flow(vphpl) <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />1900 <br />Total Lost time (s) <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />Lane Util. Factor <br />0.91 <br />0.91 <br />0.97 <br />0.91 <br />1.00 <br />0.97 <br />0.91 <br />0.88 <br />Frt <br />1.00 <br />0.97 <br />1.00 <br />1.00 <br />0.85 <br />1.00 <br />0.99 <br />0.85 <br />Flt Protected <br />0.95 <br />1.00 <br />0.95 <br />1.00 <br />1.00 <br />0.95 <br />1.00 <br />1.00 <br />Satd. Flow (prot) <br />1610 <br />3271 <br />3433 <br />5085 <br />1583 <br />3433 <br />5047 <br />2787 <br />Flt Permitted <br />0.95 <br />1.00 <br />0.95 <br />1.00 <br />1.00 <br />0.95 <br />1.00 <br />1.00 <br />Satd. Flow (perm) <br />1610 <br />3271 <br />3433 <br />5085 <br />1583 <br />3433 <br />5047 <br />2787 <br />Peak -hour factor, PHF <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />0.95 <br />Adj. Flow (vph) <br />236 <br />511 <br />154 <br />9 <br />1029 <br />749 <br />127 <br />1388 <br />74 <br />352 <br />17 <br />RTOR Reduction (vph) <br />0 <br />31 <br />0 <br />0 <br />0 <br />262 <br />0 <br />0 <br />0 <br />0 <br />0 <br />Lane Group Flow (vph) <br />212 <br />658 <br />0 <br />9 <br />1029 <br />487 <br />127 <br />1462 <br />0 <br />369 <br />0 <br />Turn Type <br />Split <br />NA <br />Prot <br />NA <br />Perm <br />Prot <br />NA <br />Prot <br />Protected Phases <br />4 <br />4 <br />5 <br />2 <br />1 <br />6 <br />9 <br />Permitted Phases <br />2 <br />Actuated Green, G (s) <br />18.0 <br />18.0 <br />1.0 <br />28.2 <br />28.2 <br />4.1 <br />31.3 <br />11.7 <br />Effective Green, g (s) <br />18.0 <br />18.0 <br />1.0 <br />28.2 <br />28.2 <br />4.1 <br />31.3 <br />11.7 <br />Actuated g/C Ratio <br />0.22 <br />0.22 <br />0.01 <br />0.35 <br />0.35 <br />0.05 <br />0.39 <br />0.15 <br />Clearance Time (s) <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />4.5 <br />Vehicle Extension (s) <br />3.0 <br />3.0 <br />3.0 <br />3.0 <br />3.0 <br />3.0 <br />3.0 <br />3.0 <br />Lane Grp Cap (vph) <br />362 <br />735 <br />42 <br />1792 <br />558 <br />175 <br />1974 <br />407 <br />v/s Ratio Prot <br />0.13 <br />c0.20 <br />0.00 <br />0.20 <br />0.04 <br />c0.29 <br />c0.13 <br />v/s Ratio Perm <br />c0.31 <br />v/c Ratio <br />0.59 <br />0.90 <br />0.21 <br />0.57 <br />0.87 <br />0.73 <br />0.74 <br />0.91 <br />Uniform Delay, dl <br />27.7 <br />30.1 <br />39.1 <br />21.0 <br />24.2 <br />37.4 <br />20.9 <br />33.6 <br />Progression Factor <br />1.00 <br />1.00 <br />0.92 <br />0.85 <br />1.36 <br />1.00 <br />0.47 <br />1.00 <br />Incremental Delay, d2 <br />2.4 <br />13.4 <br />1.5 <br />0.8 <br />10.7 <br />9.9 <br />1.8 <br />23.2 <br />Delay (s) <br />30.1 <br />43.5 <br />37.3 <br />18.6 <br />43.8 <br />47.3 <br />11.6 <br />56.8 <br />Level of Service <br />C <br />D <br />D <br />B <br />D <br />D <br />B <br />E <br />Approach Delay (s) <br />40.3 <br />29.3 <br />14.5 <br />Approach LOS <br />D <br />C <br />B <br />Intersection Summary <br />HCM 2000 Control Delay <br />28.6 HCM 2000 Level of Service C <br />HCM 2000 Volume to Capacity ratio <br />0.90 <br />Actuated Cycle Length (s) <br />80.0 Sum of lost time (s) 18.0 <br />Intersection Capacity Utilization <br />75.9% ICU Level of Service D <br />Analysis Period (min) <br />15 <br />c Critical Lane Group <br />The Addington 09/12/2019 Existing With Option E Main St./Walkie Way and Surface Parking - PM Peak hour Synchro 10 Report <br />Page 1 <br />