Construction On State Highway In Orange County On Route 133 From 0.5 Mile South Of Irvine Boulevard Overcrossing To Route 133/241 Separation And On Route 241 From 0.4 Mile South Of Portola Parkway Overcrossing To 0.4 Mile South Of Windy Ridge Toll Plaza

Contract 12-OT7304, issued by the California Department of Transportation, is a unit price construction project estimated at 24.5 million dollars. The scope involves extensive highway improvements in Orange County on Route 133, from 0.5 mile south of Irvine Boulevard Overcrossing to the Route 133/241 separation, and on Route 241, from 0.4 mile south of Portola Parkway Overcrossing to 0.4 mile south of Windy Ridge Toll Plaza. Key work includes replacing drainage systems, upgrading electrical and lighting systems, installing rubberized hot mix asphalt, and replacing guardrails with concrete barriers and crash cushions. The project also incorporates the installation of Transportation Management System elements, rumble strips, and comprehensive traffic control systems. Environmental requirements include a Stormwater Pollution Prevention Plan, invasive species control, and paleontological resources mitigation. The contractor must provide a designated on-site safety representative with specific professional certifications and at least three years of heavy construction safety experience. Compliance with Buy America requirements is mandatory for iron, steel, and manufactured products permanently incorporated into the project. Bidders must submit electronically sealed bids via the Bid Express website by 2:00 p.m. on September 24, 2026, including a security deposit of at least 10 percent of the bid. Deliverables include a Lead Compliance Plan, a Level 2 Critical Path Method Schedule, and various inspection reports. Acceptance of the work is based on visual inspections and parameter measurements as specified in the approved installation and test plan.