Project-Wide Outside Shoulder Retaining Walls Construction

Summary

As part of the I-5 North County Enhancements Project, Metro’s contractor OHLA-USA, will continue the construction of the retaining walls in both northbound and southbound directions between I-5/SR-14 split to Parker Rd. Activities include excavation, soil nail, shoring and drainage system installation, form, rebar and concrete work, soil backfill, cable railing, and retaining wall concrete finish work. Construction of these retaining walls is expected to continue through Fall of 2026.

What to Expect & Traffic Control 

Pepare for work at the southbound outside shoulder between Magic Mountain Pkwy and Biscailuz Dr, and at the northbound outside shoulder at Calgrove Bl. 

Beginning Monday, June 2, 2025, northbound outside shoulder work will take place between the SR-126 and Parker Rd through December 2025.

Essential Details 

• Work hours: Monday through Friday and Saturdays as needed, between 7pm to 4pm and 8pm to 6am. Crews will begin to mobilize at 6am.   

• All lanes will reopen by before peak traffic hours each morning.   

• Traffic will be maintained in each direction.   

• No lane closures will be implemented during morning or evening peak traffic hours.  

• Speed limit within the construction zone will change to 55 miles per hour.  

Noteworthy 

Access to emergency responders will be maintained. Construction is a dynamic process, it is subject to weather conditions, and information is subject to change, visit the project website for the most up-to-date information and a weekly listing of ramp closures scheduled.