Caltrain Grade Separation
Feasibility Study
Study Session
April 5, 2022
2City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Project Background
3City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Project Area
4City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Project Purpose
• Safety
• Gate down times
• Caltrain Electrification
• Caltrain Business Plan
• Future California High
Speed Rail
• Supports City Policies
Vision Zero
Active Transportation Plan
Climate Action Plan
5City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Project History
• Feasibility study began in
2017
• Public outreach
• Interest in full rail tunnel
option
• City Council and BPAC joint
meeting in October 2017
• City Council in January 2018
Full rail option discussion
Direction to study four options
(two at each location)
6City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Initial Screening Alternatives
7City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Project Options Studied
Bicycle/Pedestrian UndercrossingUnderpass Tunnel with Jughandle Underpass Tunnel
Mary Avenue
Underpass Tunnel
Sunnyvale Avenue
8City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
Mary Avenue
Evelyn Avenue
Jughandle
9City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Project Today
• Refinement of options and impacts
• Caltrain Modernization and Electrification Project
• Caltrain Business Plan
• California High Speed Rail
• Changing traffic conditions
• Other projects
10City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Current Options
11City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 • Mary Avenue
Underpass Tunnel
Underpass Tunnel with Jughandle
• Sunnyvale Avenue
Underpass Tunnel
Bicycle/Pedestrian Undercrossing (Sunnyvale Avenue
Vehicular Road Closure)
Current Project Options
12City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue
13City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel
14City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
15City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
16City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
17City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
18City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
with Enhancements
19City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
with Enhancements
20City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Mary Avenue Underpass Tunnel with Jughandle
with Enhancements
21City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Sunnyvale Avenue
22City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Sunnyvale Avenue Underpass Tunnel
23City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Sunnyvale Avenue Bicycle and Pedestrian Only
Undercrossing
24City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Next Steps
25City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Next Steps
Public
OutreachStudy Session
Preferred
Option
Selection
Next
Phases
• April 5, 2022 • Community
Meetings
• Prepare
comparison
matrix
• August 2022
City Council
• For each
location
• Environmental
Clearance
• Coordination
with Caltrain
• Final Design
• Construction
26City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 • Traffic Data
Travel times
Levels of Service
Traffic rerouting
• Right of way needs
• Bicycle and pedestrian access
• Estimated construction costs
• Summary of community feedback
Public Hearing Presentation
27City of Sunnyvale – Caltrain Grade Separation Feasibility Study – April 5, 2022 Thank you