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4.14 TRANSPORTATION <br /> TABLE 4.14-16 <br /> RECOMMENDED PROJECT 14GIN11 v CA—R.4C v IMPROVEMENTS AND COST ESTIMATES FOR <br /> AnnrrinrtAr 1214-9.`WAV ANL) RO-U) UL'CnC AV -D-9 `r ORA,rRNT P1445;9ROADWAYS NEAR PROJECT SITE' <br /> Number Estimated Cost <br /> Year Road - From To of Miles (dollars) <br /> 1995 Byron Road2 Grant Line Road West Grant Line Road East 0.5 1,200,000 <br /> 2000 Patterson Pass Road I-205 Byron Road 2.8 6,700,000 <br /> Byron Road Patterson Pass Road Grant Line Road West 2.8 6,700,000 <br /> Byron Road' Mountain House Road SR 4 7.0 10,500,000 <br /> Grant Line Road Mountain House Road Altamont Pass Road 1.0 1,500,000 <br /> 2005 Patterson Pass Road' I-205 1st Mountain House <br /> minor arterial 0.2 500,000 <br /> Byron Road Patterson Pass Road County Line 1.9 4,600,000 <br /> Grant Line Road Patterson Pass Road County Line 1.4 3,400,000 <br /> Grant Line Road County Line Mountain House Road 1.0 1,500,000 <br /> Grant Line Roads Altamont Pass Road I-580 0.5 400,000 <br /> Grant Line Road east Byron Road Corral Hollow Road 1.7 4,100,000 <br /> 1-580/Grant Line 2,000,000 <br /> Road Interchange <br /> Improvements <br /> 2010 Grant Line Road Patterson Pass Road Byron Road 2.4 5,800,000 <br /> Byron Road Grant Line Road east Grant Line Road west 0.5 800,000 <br /> Altamont Pass Road Grant Line Road I-580 in Livermore 7.5 11,300,000 <br /> Eleventh Street I-205 Corral Hollow Road 2.0 3,000,000 <br /> 1-205/Patterson Pass 8-12,000,000 <br /> interchange improvements <br /> Total 72-76,000,000 <br /> Includes cost estimates for County roads and one freeway interchange, but does not include costs for possible freeway mainline <br /> improvements and additional interchanges. Some of these costs would be shared with other parties. Improvement list applies to <br /> both Proposed Project and Market-Constraint Scenarios. <br /> 2 Would not be necessary with realignment of Grant line Road to eliminate existing offset in road alignment. <br /> ' These costs may not be the full responsibility of the Mountain House project sponsor. <br /> ' Four lanes widened to six lanes. <br /> 5 Grant line Road would need widening in only one direction (northbound) between I-580 and Altamont Pass Road. <br /> Note: Except as noted,all cost estimates are based on adding one lane each direction to segment indicated. <br /> Source: DKS Associates. <br />