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HCM Signalized Intersection Capacity Analysis Existing Conditions <br />7: E. 14th Street & Fairmont Dr Timing Plan: AM Peak Hour <br />Fairmont/Hesperian Complete Streets Synchro 10 Report <br />DKS Associates <br />Movement EBU EBL EBT EBR WBU WBL WBT WBR NBU NBL NBT NBR <br />Lane Configurations <br />Traffic Volume (vph)1 39 407 81 1 99 800 280 3 212 594 56 <br />Future Volume (vph)1 39 407 81 1 99 800 280 3 212 594 56 <br />Ideal Flow (vphpl)1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 1900 <br />Lane Width 12 11 12 12 12 12 12 11 12 10 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 0.98 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 1.00 1.00 <br />Frt 1.00 1.00 0.85 1.00 1.00 0.85 1.00 0.99 <br />Flt Protected 0.95 1.00 1.00 0.95 1.00 1.00 0.95 1.00 <br />Satd. Flow (prot)1711 3539 1552 3433 3539 1502 1652 3488 <br />Flt Permitted 0.95 1.00 1.00 0.95 1.00 1.00 0.95 1.00 <br />Satd. Flow (perm)1711 3539 1552 3433 3539 1502 1652 3488 <br />Peak-hour factor, PHF 0.92 0.95 0.95 0.95 0.92 0.95 0.95 0.95 0.92 0.95 0.95 0.95 <br />Adj. Flow (vph)1 41 428 85 1 104 842 295 3 223 625 59 <br />RTOR Reduction (vph) 0 0 0 64 0 0 0 179 0070 <br />Lane Group Flow (vph) 0 42 428 21 0 105 842 116 0 226 677 0 <br />Confl. Peds. (#/hr) 5 6 8 <br />Confl. Bikes (#/hr)2 <br />Turn Type Prot Prot NA Perm Prot Prot NA Perm Prot Prot NA <br />Protected Phases 3 3 8 7 7 4 1 1 6 <br />Permitted Phases 8 4 <br />Actuated Green, G (s)2.8 23.0 23.0 5.4 25.6 25.6 17.9 42.0 <br />Effective Green, g (s)2.8 23.0 23.0 5.4 25.6 25.6 17.9 42.0 <br />Actuated g/C Ratio 0.03 0.24 0.24 0.06 0.27 0.27 0.19 0.44 <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)50 856 375 195 953 404 311 1542 <br />v/s Ratio Prot c0.02 0.12 0.03 c0.24 c0.14 c0.19 <br />v/s Ratio Perm 0.01 0.08 <br />v/c Ratio 0.84 0.50 0.05 0.54 0.88 0.29 0.73 0.44 <br />Uniform Delay, d1 45.9 31.0 27.7 43.6 33.3 27.5 36.2 18.3 <br />Progression Factor 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 <br />Incremental Delay, d2 67.6 0.2 0.0 1.4 9.5 0.1 7.0 0.9 <br />Delay (s)113.5 31.2 27.7 45.0 42.8 27.6 43.2 19.3 <br />Level of Service F C C D D C D B <br />Approach Delay (s)36.9 39.4 25.2 <br />Approach LOS D D C <br />Intersection Summary <br />HCM 2000 Control Delay 33.3 HCM 2000 Level of Service C <br />HCM 2000 Volume to Capacity ratio 0.68 <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 />188