Fremont Blvd. / SR 1 / California Ave. / Monterey Rd.

Monterey County, CA


This TAMC/Caltrans-led project provided roundabout solutions for the interchange at Fremont Blvd., SR 1, California Ave. and Monterey Rd. that serves Monterey County, CA.


MTJ provided roundabout design optimization/peer review support that included:

  • Rodel operational analysis
  • Highly developed concept designs
  • Documentation of designs and modifications
  • Application of appropriate traffic and roadway design principles (system considerations)

MTJ’s design optimization/peer review approach ensured:

  • Adherence to roadway and roundabout design principles
  • State-of-the-practice roundabout design techniques
  • Safety: Ensure safety for all modes – peds, bicycles, vehicles
  • Application of FHWA Performance Checks (NCHRP 672)

MTJ also applied best practices to conform to NCHRP Report 834, Crossing Solutions at Roundabouts and Channelized Turn Lanes and PROWAG, Public Rights-of-Way Accessibility Guidelines.


  • 2-roundabout design for new interchange
  • Highly constrained urban context
  • Rodel operational analysis for proper laneage
  • State-of-the-art roundabout design principles
  • Accommodation of large trucks/freight

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