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TVTC Strategic Expenditure Plan 2022 Update │ Appendix <br />Draft Final Report │ Adopted: April 29, 2022 <br /> <br />B -1. I -580/I-680 INTERCHANGE (WESTBOUND TO SOUTHBOUND) <br />TVTC PROJECT SPONSOR <br />City of Dublin <br />LEAD AGENCY <br />Alameda CTC <br />OTHER INVOLVED PARTIES <br />Caltrans and City of Pleasanton <br />PROJECT DESCRIPTION <br />(UPDATED SUMMER 2021) <br />Project B-1 is located at the <br />I-580/I-680 Interchange in <br />Alameda County. The proposed <br />project limits are from 1,700 feet east of the Hacienda Drive Overcrossing to 2,000 feet west of the San <br />Ramon Road Overcrossing along I-580, and from the Amador Valley Boulevard Undercrossing to 3,400 <br />feet south of the Stoneridge Drive Overcrossing along I-680. <br />STATUS <br />A Project Study Report-Project Development Support (PSR-PDS) was completed and approved by <br />Caltrans in 2009. <br />The next steps in project development will be to: <br />• Review the existing PSR-PDS to validate the information <br />• Identify the need for updates/revisions to identify financially feasible improvements to address the <br />latest safety, operational, and congestion issues <br />The Alameda CTC’s 2014 Transportation Expenditure Plan (TEP), approved as part of Measure BB, <br />includes $20 Million in funding for I-580/I-680 Interchange improvements. Further project development is <br />being explored. Alameda CTC is working with local, regional, and state agencies in identifying funding. <br />P HASING AND SCHEDULE <br />The Alameda CTC’s 2020 Countywide Transportation Plan (CTP) split this project into two phases. Phase <br />1 is part of the County’s 10-year priory project list, while Phase 2 is listed under 30-Year project list. <br /> <br /> <br /> <br />