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Traffic Impact Study March 24,2004 <br /> Proposed RMC Pacific Mining Site Page 5 <br /> Table 2 <br /> Traffic Index (20-Year) Summary <br /> Road Segment Existing Traffic Index With Project <br /> Traffic Index Haul Route 1 Haul Route 2 <br /> Blewett Road East of Bird Road 10.0 11.5 10.5 (eastbound) <br /> 11.5(westbound) <br /> Blewett Road East of I-5 9.0 11.5 9.5(eastbound) _ <br /> 11.5(westbound) <br /> Bird Road Blewett Road to SR 132 12.0* 12.5 12.5(northbound) <br /> Koster Road Blewett Road to SR 132Minimal Not applicable 9.0(northbound) <br /> 11.0(southbound) <br /> SR 132 East of Bird Road 13.0** 13.5 13..00 1 (eastbound) <br /> (westbound) <br /> SR 132 East of I-5 13.0** 13.0 13.0 <br /> SR 132 West of Bird Road 13.0** 13.0 13.0 <br /> *Source: Brown Sand and Gravel Environmental Impact Report, State Clearing House Number 960-42075, <br /> Table 9-11,pg.9-36 - <br /> **Based on data available from Caltrans web sites <br /> Considering that this traffic impact study is not a design-level document, it is not recommended <br /> that the traffic index values presented herein be used for design purposes. More extensive traffic <br /> counts would be required for design. - <br /> 6.5 - Level of Service <br /> Intersection level of service is a measure of the average delay experienced by vehicles at a <br /> particular intersection. Level of service characteristics for both unsignalized and signalized <br /> intersections are defined in the 2000 Highway Capacity Manual published by the Transportation <br /> Research Board and are presented in Tables 2 and 3. -" <br /> Table 3 <br /> Level of Service Characteristics for Unsienalized Intersections <br /> Level of Service Descri tion Average Vehicle Dela (seconds) <br /> A Little or no delay. 0-10 <br /> B Short traffic delays. >10-15 <br /> C Average traffic delays. >15-25 <br /> D Long traffic delays. >25-35 <br /> E Very long traffic delays. >35-50 <br /> F Sto -and- o conditions. >50 <br />