RES 95024X - Laserfiche WebLink

Action Plan Tri-Valley Action Plan Highways (Continued) Key Locations Facility: Vasco Road N. of Isabel Extension N. of 1-580 S. of 1-580 Existing Configuration 2 lanes 2 lanes 4 lanes Existing Volume~ 1,100 1,800 1,100 Existing V/C 0.61 1 .O0 0.31 2010 Expected Network Planned changes: Widening to four lanes from Isabel Extension to Scenic, widening to 6 lanes from Scenic to Patterson Pass; realignment and upgrade in Contra Costa County due to reservoir. reconstruction of 1-580/Vasco interchange. 2010 Configuration 2 lanes 6 lanes 6 lanes Volume 1.500 (constrained) 2.580 3,150 Transit Service (buses/hour both di- 18 40 28 rectjons) Transit Ridership (peak hour) 105 158 236 V/C constrained [before Action Plan] 1.00 (1.23) 0.48 0.58 (unconsb'ained) Traffic Pattern Danville 2% Pleasanton 9% Pleasanton 8% San Ramon 6% Livermore 73% Livermore 78% Livermore 44% Dublin 5% Dublin 7°/° Pleasanton 12% CCC 4% CCC 5% CCC 4% San Ramon 3% Sen Ramon 1% Dublin 9% Danville ' 0% Danvilla 1% Through 23% Through 6% TSO to be achieved None---not within TVTC V/C < 0.90 at inter- V/C < 0.90 at control. sections. intersections. Recommended Actions 1. Secure funding for 1. Secure develop- 1. Secure devel- safety improvements on er funding for wid- oper funding for ,. , two-lane segment in ening. widening. Alameda County. 2. Oppose increases to mixed-flow capacity. - 3. Support transit ser- vice in corridor. 4. The safety improve- ments to Vasco Road, ~- while maintaining the two-lane gateway in Alameda County, shall be done in a manner to not preclude future transit, HOV, or other mutually agreed to transportation improvements. Barton-Aschman Associates, Inc. 216