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Bridges & Highways

State Route 22 Improvements

This Design-Build project was awarded the ACEC 2006 Project of the Year. Improvements were made for approximately 12-miles and extended through four cities, that includes 32 bridge structures, 83 retaining walls and sound walls, 51 ramps and 317 utility crossings. Group Delta, an NV5 Company, developed 33 post advanced planning study geotechnical data reports for 33 bridges. The work performed under a formal QA/QC program in accordance with the ISO 9000. Construction support services included material testing and inspection, moderate seismic accelerations and shallow groundwater.

Added Value

  • Comprehensive Bridge Support: Our team delivered 33 post-advanced planning study geotechnical data reports for 33 bridges, ensuring foundational integrity and design readiness.
  • Certified Quality Standards: Our team executed all work under a formal QA/QC program aligned with ISO 9000 standards, reinforcing reliability and compliance.
  • Construction Phase Expertise: Our team provided material testing and inspection services addressing moderate seismic accelerations and shallow groundwater conditions, supporting safe and resilient construction.

Location:
Orange County, California

Client:
Parsons

Project Owner:
Orange County Transportation Authority/ Caltrans

Service:
Geotechnical Services
Materials Testing & Inspection Services

Market:
Geotechnical Services
Materials Testing & Inspection Services

Project Size: 12 Mile Corridor
Project Cost: $490 Million

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