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Expected Forecasts _ <br /> <br /> Table 5-5 <br /> 2010 Expected Forecast Analysis of Interchange Overpasses-I-580 <br /> (PM Peak Hour) · - <br /> <br /> SB NB <br /> <br /> Required Required <br /> Location Volume Lanes Volume Lanes _ <br /> <br /> Shaeffer Ranch 401 I 194 1 <br /> Palomares 92 I 63 1 -- <br /> San Ramon/Foothill 367 I 570 1 <br /> 1-680/I-580 2,457 2 4,210 2 _ <br /> Dougherty/Hopyard 2,572 3 3,541 3 <br /> Hacienda 2,751 3 3,390 3 <br /> Tassajara/Santa Rita 2,504 3 3,033 3 -- <br /> Fallon/El Cerro 1,258 2 1,483 2 <br /> Airway 593 I 451 1 <br /> Isabel (Route 84) 2,264 2 3,302 3 <br /> North Livermore 1,044 I 3,301 3 <br /> First Street 587 I 1,386 2 <br /> Vasco 401 I 2,955 3 <br /> Greenville 416 I 707 I <br /> <br /> Note: Assumes capacity of 1,200 per lane, except freeways 2,200 per lane. None predicted to be <br /> overcapacity. <br /> <br /> Source: Barton-Aschman Associates, Inc., 1994. <br /> <br />Barton-Aschman Associate~, Inc. 98 <br /> <br /> <br />