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HCM Unsignalized Intersection Capacity Analysis <br />6: 4th Ave & High St <br />1I 9/22/2011 <br />Movement <br />EBL <br />EBT <br />EBR <br />WBL <br />WBT <br />WBR <br />NBL <br />NBT <br />NBR <br />SBL <br />SBT <br />SBR <br />Lane Configurations <br />Sign Control <br />Stop <br />Stop <br />Stop <br />Stop <br />Volume (vph) <br />16 <br />111 <br />5 <br />21 <br />78 <br />2 <br />34 <br />50 <br />62 <br />9 <br />33 <br />35 <br />Peak Hour Factor <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />0.80 <br />Hourly flow rate (vph) <br />20 <br />139 <br />6 <br />26 <br />98 <br />2 <br />42 <br />62 <br />78 <br />11 <br />41 <br />44 <br />Direction, Lane # <br />EB 1 <br />WB 1 <br />WB 2 <br />NB 1 <br />SB 1 <br />Volume Total (vph) <br />165 <br />26 <br />100 <br />183 <br />96 <br />Volume Left (vph) <br />20 <br />26 <br />0 <br />43 <br />11 <br />Volume Right (vph) <br />6 <br />0 <br />3 <br />78 <br />44 <br />Hadj (s) <br />0.08 <br />0.50 <br />0.03 <br />-0.17 <br />-0.21 <br />Departure Headway (s) <br />4.9 <br />5.9 <br />5.4 <br />4.6 <br />4.7 <br />Degree Utilization, x <br />0.23 <br />0.04 <br />0.15 <br />0.23 <br />0.13 <br />Capacity (veh /h) <br />681 <br />577 <br />628 <br />735 <br />708 <br />Control Delay (s) <br />9.4 <br />7.9 <br />8.1 <br />9.0 <br />8.3 <br />Approach Delay (s) <br />9.4 <br />8.1 <br />9.0 <br />8.3 <br />Approach LOS <br />A <br />A <br />A <br />A <br />Intersection Summar <br />Delay 8.8 <br />HCM Level of Service A <br />Intersection Capacity Utilization 36.7% ICU Level of Service A <br />Analysis Period (min) 15 <br />EWEB Master Plan 12:00 pm 5/24/2011 Year 2011 Existing Conditions - Weekday AM Peak Hour Synchro 7 - Report <br />TST Page 6 <br />