Granite Secures $78M Caltrans Infrastructure Project in Orange County

Author

Slice of Construction Team
February 17, 2025

Key Highlights:

  • Granite awarded a $78M contract by Caltrans for a major infrastructure upgrade in Orange County.

  • Project involves demolition and reconstruction of a 320-foot-long concrete bridge to enhance mobility on the SR 55/91 corridor.

  • Additional improvements include retaining walls, sound walls, asphalt and concrete paving, and storm drainage upgrades.

  • First of three projects aimed at alleviating congestion and improving the SR 55/91 connector.

  • Construction begins April 2025, with completion set for October 2027.

Source: Business Wire

Notable Quote:

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“This project represents the largest local Caltrans project that Granite’s Los Angeles/Orange County (LAOC) team has captured to date. Additionally, this project allows Granite to continue to foster our two-time partnering award-winning relationship with District 12 and will also improve our ability to capture future opportunities with alternative delivery projects in the LA and Orange County market areas.”

Scott McArthur, Vice President of Regional Operations at Granite

Why This Matters:

This infrastructure project is a significant step toward reducing congestion and improving safety along one of California’s busiest corridors. The reconstruction of the SR 55/91 bridge will enhance traffic flow, reduce bottlenecks, and modernize transportation infrastructure for the region. As the first of three planned projects, this initiative signals long-term investment in mobility solutions for Southern California commuters.