Corona City Council
August 17, 2022

McKinley Street
Grade Separation
Savat Khamphou
Public Works Director
Joshua Cosper
Project Manager
August 17, 2022
City Council
Update
Presentation
Outline
➝ Project Status
⇾ Utility Relocation Activities
⇾ Construction Activities
⇾ Traffic Control / Detours
➝ Construction Look Ahead
➝ Right of Way Status
➝ Public Outreach
➝ Next Steps
Utilities| Relocation Activities
AT&T (Telecommunications)
Complete
Riverside Public Utilities (Water)
Completion Aug. 2022
Southern California Gas (Gas)
Complete
Southern California Edison (Electric)
Completion Sept. 2022
Utilities| Relocation Activities
Other Utility Completions
• Charter / Time Warner
(June, 2022)
• MCI (June, 2022)
• Questar – Early Phase Items
(June, 2022)
Pending Activities
• SCE Cutovers and Pole
Removals
• Miscellaneous Adjustments
• WMWD & City of Corona
Utility
• Close out for the RPU &
WMWD Agreements
Construction Activities| Recent Construction
Temporary Traffic Signal
Sampson Avenue Signal
Railroad Signal Interconnect
Temporary Traffic Control
Closure of Northbound
McKinley Exterior Lane
Samspon Avenue
Modifications
Adult Day Care Driveway
• Removal of Signal
• New Entrance Construction
Temporary Traffic Signal
Sampson Avenue Signal
Railroad Signal Interconnect
Temporary Traffic Control
Closure of Northbound
McKinley Exterior Lane
Sampson Avenue
Modifications
Adult Day Care Driveway
• Removal of Signal
• New Entrance Construction
Construction Activities| Recent Construction
Traffic Control Challenges
• McKinley St Northbound Congestion
• Magnolia to Sampson
• Approximately 10 Minute Queue
• Evaluating Synchronization Efficiencies
• Sampson Avenue Westbound Congestion
• Can Backup to KPC Parkway
• Approximately 7-10 Minute Queue
• Improper use to access McKinley through
private property
• Evaluating replacing eastbound thru with
westbound dedicated left turn, signage and
speed bumps
• Sampson Avenue Eastbound Access
• Illegal left turns from private property
• Evaluating additional delineators and signage
McKinley St – Northbound
Sampson Ave - Westbound
Construction Impacts| Recommended Detour Plan
Construction| Look Ahead
Timeline (tentative)
Bridge Piles/Abutments: Summer – Fall ‘22
• Auguring / Drilling Operations
• Steel Reinforcing Placement
• Concrete Operations
Steel Bridge Fabrications: Fall – Winter ‘22
• Finalize Miscellaneous Erection Submittals
and Deliver Materials
• Color
• On-Site Fabrication
• Miscellaneous Storm Drain and City DWP
Work: Winter ’22 – Spring ‘23
• Implementation of Traffic Control Stages
1B and 2A: Fall ’22 – Spring ‘23
R/W Requirements| Acquisition Progress
Rail / Flood
• Private Properties
(Complete)
• BNSF/RCFC (Complete)
Offers/Negotiations
• Possession secured – 10
properties
• Settlement reached – 6
properties
• Businesses Settled - 10
Relocation (None)
• City has secured
possession of Denny’s and
Outback buildings
• Demolition of Buildings
Complete
Public Outreach
General Public
• Conducted Virtual Presentations – 11/12/2020, 5/4/2021, 8/11/2022
• Conducted In-Person/Virtual Presentation – 12/7/2021
Next Public Outreach
• Mid to End of 2022
• In-Person at location to be determined and Virtual Meeting via Zoom • Routine Outreach Efforts During Construction
• Re-engaging Businesses Later this Month for Available City Support Programs during construction
• Text Program - Text MCKINLEY to 844-518-1409 to stay in the loop! • Bi-monthly Public Notifications / Broadcasts
• Hot-Line Phone Number – (800) 546-3299
• Project Email – [email protected]
• Interactive Map for Upcoming Traffic Consideration / Project Pictures Currently Live on the Project Website: McKinley Grade Separation | City of Corona (coronaca.gov)
• Aerial Drone, Time Lapse, Ground Photography
Next Steps
Construction
• Bridge Foundation and Steel Fabrication
• Next Traffic Control Operations
Continue Partnering with Walsh Construction of Value
Engineering Ideas
• Fiber reinforcement of RCB in lieu replacement
• Use of fill in lieu of LCC
• MSE Wall & Anchor Beam adjustments
Continue Public Outreach Efforts