Services – Design-Build QA/QC

Sequoia provides comprehensive quality assurance and quality control (QA/QC) services to major design-build projects in the transportation sector through the Southern California region. Sequoia has established itself as an industry leading provider of comprehensive QA/QC testing and inspection services to major design-build projects within the transportation sector. Recognizing the framework within which the QA/QC services are implemented in the design-build delivery method, Sequoia has effortlessly adapted to methodology in assuring the uncompromised quality without impacting the construction schedule in a fast paced environment. Sequoia has been highly successful in delivering QA/QC services within the design-build framework for some of the largest and most significant projects constructed in Southern California:

  • SR-91 Corridor (RCTC) – Atkinson / Walsh / URS
  • I-15 Cajon Pass (Caltrans) – Coffman / Parsons
  • I-10 / I-605 Connector (Caltrans) – MCM / Dokken
  • I-805 North (Caltrans) – Skanska / Coffman
  • Mid City / Exposition LRT (MTA) – Flatiron / Fluor / Parsons
  • Iconic Freeway Structure on I-210 (MTA) – Skanska / AECOM
  • HOT Express Lanes on I-10 and I-110 (MTA) – Atkinson / AECOM
  • SR-125 Toll Road (Caltrans) – Washington Group / Fluor