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Sunnyvale staff outline East Channel Trail options, emphasize phasing and maintenance challenges
Summary
City staff and consultants updated the Bicycle & Pedestrian Advisory Commission on the East Channel Trail study, describing a preferred alignment along the Valley Water maintenance road, key barriers (major highways, Caltrain, private property) and a phased plan that prioritizes low-cost, buildable segments while coordination and funding are pursued.
Sunnyvale transportation staff and consultants presented an update Nov. 20 on the East Channel Trail study, which envisions a roughly 5½-mile north–south route along the Santa Clara Valley Water maintenance road linking the San Francisco Bay Trail to Homestead Road.
The presentation, led by Alta Planning and Design project manager Jeff Knowles and city traffic engineers Esther Jeong and Kevin Chen, described three study phases: Phase 1 documented existing conditions and community outreach; Phase 2 evaluates on‑street and structure alternatives; Phase 3 will produce conceptual design, phasing and cost estimates. “The proposed trail runs approximately 5 and a half miles along the Santa Clara Valley Water’s East Channel Maintenance Road,” Knowles said during the presentation.
Why it matters: the alignment fills a crucial north–south gap in Sunnyvale’s active‑transportation network and would feed Safe Routes to Schools connections and transit hubs. Staff emphasized that no construction funding has been secured and that the study’s purpose is to create a constructible, community‑supported concept the City Council could later fund or phase.
What staff presented: the team said the preferred alignment follows Valley Water’s maintenance road where feasible and relies on bridges or tunnels to cross major barriers. The presentation identified seven major barrier locations — Homestead/Inverness, El Camino Real, Caltrain, Central Expressway, US‑101, Tasman (VTA light‑rail area) and State Route 237 — and described short‑ and long‑term options for each. For example, at Caltrain the long‑term solution under consideration is a new tunnel because utility and catenary lines make bridging infeasible; on US‑101 staff said the existing narrow overcrossing requires replacement to meet modern accessibility and safety standards.
Community feedback and tradeoffs: staff reported robust outreach: more than 1,600 direct interactions across pop‑ups, walk‑shops and stakeholder meetings, plus 1,100 responses to the first survey and about 500 to a second round that closed the following day. Survey respondents prioritized safety, access to local destinations and commute options, and flagged concerns about crossings, encampments, litter and privacy. Knowles summarized the surface tradeoffs: asphalt offers longer life (roughly 25 years before resurfacing) while crushed aggregate is less costly up front but requires ongoing maintenance.
Commissioners asked detailed questions about alignment choices (for example, Finch/Londonderry vs. Eagle Drive at the southern end), how private‑property conditions affect continuous routing, flood and maintenance coordination with Valley Water, and life‑cycle cost estimates. Staff said Valley Water is already planning flood‑resilience projects along parts of the corridor and will be a partner in phasing decisions and potential maintenance‑road upgrades.
Next steps: staff expects to select a preferred alternative in winter–early 2026, develop a conceptual design and phasing/cost analysis through the following spring and return to BPAC with a draft study and recommendation to City Council in the fall of 2026. If Council approves and directs final design or permitting, staff would then seek grants and other funding for implementation.
What’s next for the public: project materials and the survey were available on the City of Sunnyvale project webpage; staff asked commissioners and residents to continue providing targeted input as the team develops phasing and cost estimates.
