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HCM Signalized Intersection Capacity Analysis Existing Optimized Conditions <br />7: E. 14th Street & Fairmont Dr PM Peak Hour <br />Fairmont/Hesperian Complete Streets Synchro 9 Report <br />DKS Associates <br />Movement EBL EBT EBR WBU WBL WBT WBR NBU NBL NBT NBR SBU <br />Lane Configurations <br />Traffic Volume (vph) 155 818 244 7 148 584 95 4 155 441 129 14 <br />Future Volume (vph) 155 818 244 7 148 584 95 4 155 441 129 14 <br />Ideal Flow (vphpl)1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 <br />Lane Width 12 12 12 12 12 12 11 12 10 12 12 12 <br />Total Lost time (s)3.7 4.6 4.6 3.7 4.6 4.6 3.7 4.6 <br />Lane Util. Factor 1.00 0.95 1.00 0.97 0.95 1.00 1.00 0.95 <br />Frpb, ped/bikes 1.00 1.00 0.95 1.00 1.00 0.97 1.00 0.99 <br />Flpb, ped/bikes 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 <br />Frt 1.00 1.00 0.85 1.00 1.00 0.85 1.00 0.97 <br />Flt Protected 0.95 1.00 1.00 0.95 1.00 1.00 0.95 1.00 <br />Satd. Flow (prot)1770 3539 1510 3433 3539 1485 1652 3389 <br />Flt Permitted 0.95 1.00 1.00 0.95 1.00 1.00 0.95 1.00 <br />Satd. Flow (perm)1770 3539 1510 3433 3539 1485 1652 3389 <br />Peak-hour factor, PHF 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 0.98 <br />Adj. Flow (vph)158 835 249 7 151 596 97 4 158 450 132 14 <br />RTOR Reduction (vph) 0 0 179 0 0 0 73 0 0 28 0 0 <br />Lane Group Flow (vph) 158 835 70 0 158 596 24 0 162 554 0 0 <br />Confl. Peds. (#/hr) 27 16 23 <br />Confl. Bikes (#/hr)2 10 <br />Turn Type Prot NA Perm Prot Prot NA Perm Prot Prot NA Prot <br />Protected Phases 3 8 7 7 4 1 1 6 5 <br />Permitted Phases 8 4 <br />Actuated Green, G (s) 10.0 26.7 26.7 6.5 23.2 23.2 10.3 34.0 <br />Effective Green, g (s) 10.0 26.7 26.7 6.5 23.2 23.2 10.3 34.0 <br />Actuated g/C Ratio 0.11 0.28 0.28 0.07 0.24 0.24 0.11 0.36 <br />Clearance Time (s)3.7 4.6 4.6 3.7 4.6 4.6 3.7 4.6 <br />Vehicle Extension (s) 2.0 2.0 2.0 2.0 2.0 2.0 2.0 4.0 <br />Lane Grp Cap (vph) 186 994 424 234 864 362 179 1212 <br />v/s Ratio Prot c0.09 c0.24 0.05 0.17 c0.10 c0.16 <br />v/s Ratio Perm 0.05 0.02 <br />v/c Ratio 0.85 0.84 0.17 0.68 0.69 0.07 0.91 0.46 <br />Uniform Delay, d1 41.8 32.1 25.7 43.2 32.6 27.6 41.9 23.4 <br />Progression Factor 1.00 1.00 1.00 1.00 1.00 1.00 0.89 0.77 <br />Incremental Delay, d2 27.6 6.2 0.1 5.9 1.8 0.0 39.5 1.2 <br />Delay (s)69.4 38.4 25.8 49.2 34.5 27.6 76.8 19.3 <br />Level of Service E D C D C C E B <br />Approach Delay (s)39.8 36.4 31.9 <br />Approach LOS D D C <br />Intersection Summary <br />HCM 2000 Control Delay 39.1 HCM 2000 Level of Service D <br />HCM 2000 Volume to Capacity ratio 0.74 <br />Actuated Cycle Length (s) 95.0 Sum of lost time (s)16.6 <br />Intersection Capacity Utilization 76.7% ICU Level of Service D <br />Analysis Period (min) 15 <br />c Critical Lane Group <br />209