UPDATE: South Milliken Avenue Grade Separation Project

As of November 30, 2016, the City of Ontario has opened the north-south traffic on Hamner/Milliken through the over-crossing of the grade separation. The ramps connecting Hamner/Milliken to Mission Boulevard will remain closed until February 2017 for finishing touches.

INITIAL DETAILS (Posted 2/20/2015):
MILLIKEN AVENUE CLOSURE

  • March 2, 2015 Milliken Avenue will close at Mission Blvd. 
  • Use detours provided in the map below
  • Milliken Avenue expected to reopen March 2017

ADVISORIES

  • Local access to businesses will be maintained throughout all construction activities.
  • Electronic message boards will be used to advise of the closures and manage traffic detours to update commuters as necessary.
  • Closure dates will be posted on electronic message boards 7 days in advance

AT A GLANCE

  • CONSTRUCTION COST: $57.4 MILLION
  • CONSTRUCTION STARTED: FEBRUARY 2014
  • ANTICIPATED CONSTRUCTION END: SPRING 2017

This project is in the City of Ontario however, it may have significant traffic impacts on Eastvale commuters heading north on Hamner Avenue.

Questions or comments may be directed to the City of Ontario hotline: 888-707-0783