featured graphic for I-405 Improvement Project after COVID-19. Logo courtesy of OCTA.

I-405 Improvement Project construction alert: Week of Monday, October 3, 2022

For more information about this project, please contact the 405 Community Outreach Team at [email protected] or 888-400-8994, or visit octa.net/405improvement.

Si prefiere recibir información en español, por favor llame este numero 888-400-8994.

Nếu quý vị muốn nhận được thông tin này bằng tiếng Việt, xin vui lòng liên lạc với cô Lý Gia 888-662-6569.

To view and print a detailed list of closures and detours CLICK HERE!

Check Out Our Progress!

Goldenwest Street Bridge

Crews began the second phase of construction Goldenwest Street bridge in 2020. When the new portion of the bridge opens later this year, it will have eight vehicular lanes, new sidewalks and bike lanes.

The I-405 Improvement Project Team thanks the community for its patience during construction. We realize construction and related traffic can be frustrating, but soon we will deliver a new and improved bridge to your community!

Ward Street Bridge

Crews demolished the Ward Street bridge in 2021, and the bridge is anticipated to open later this year. The bridge will be improved with four vehicular lanes, new bike lanes and sidewalks.

The I-405 Improvement Project Team is excited to deliver a new and improved bridge to your community!

Click to see closures and detours on the interactive map.

NEW! Northbound (NB) I-405 Closure for Restriping

Northbound (NB) I-405 will close between Westminster Boulevard and Springdale Street to restripe freeway lanes.

The NB I-405 closure is anticipated as early as 11 p.m. Monday, Oct. 3, to 5 a.m. Tuesday, Oct. 4.

Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.

NEW! Northbound (NB) I-405 Closure for Ward Street Bridge Work

Northbound (NB) I-405 will close between Euclid Street/Ellis Avenue and Talbert Avenue to continue construction of the Ward Street bridge.

The NB I-405 closure is anticipated as early as 11 p.m. Wednesday, Oct. 5, to 5 a.m. Thursday, Oct. 6.

Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.

NEW! Southbound (SB) I-405 Closure for Ward Street Bridge Work

Southbound (SB) I-405 will close between Talbert Avenue and Euclid Street/Ellis Avenue to continue construction of the Ward Street bridge.

The SB I-405 closure is anticipated as early as 11 p.m. Thursday, Oct. 6, to 5 a.m. Friday, Oct. 7.

Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.

COMING SOON! Brookhurst Street Bridge Concrete Pour

Crews will pour concrete for the new portion of the Brookhurst Street bridge over I-405 in early October.

The 405 Community Outreach Team will provide updates in future alerts.

Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.

NEW! Northbound (NB) SR-73/I-405 Connector to Close Nightly for Utility Work

The NB SR-73/I-405 connector will close nightly for utility work.

The nightly closures are anticipated as early as 11 p.m. to 5 a.m. Monday, Oct. 3, to Thursday, Oct. 6, and again 11 p.m. to 7 a.m. Friday, Oct. 7

NEW! Lane Reductions on Euclid Street for Center Median Work

Crews will construct the center median on Euclid Street between Newhope Street and Mt. Washington Street.

This work will require intermittent lane reductions on Euclid between Talbert and I-405.

The lane reductions are anticipated as early as Monday, Oct. 3, to Friday, Oct. 14, on weekdays.

The 405 Community Outreach Team will provide updates in future alerts.

REMINDER! Northbound (NB) I-405 Loop On-Ramp from Harbor Boulevard Closed for Approximately Six Weeks

Crews closed the NB I-405 loop on-ramp from Harbor Boulevard as part of project improvements.

The ramp closed Monday, Sept. 12, and is expected to open after approximately six weeks.

REMINDER! Southbound (SB) I-405 Off-Ramp to Seal Beach Boulevard Closed for Approximately One Month

Crews closed the SB I-405 off-ramp to Seal Beach Boulevard as part of project improvements.

The ramp closed Sept. 16, and is expected to reopen after approximately one month.

REMINDER! Goldenwest Street/Sowell Avenue Closed for Approximately One Month

Crews closed Sowell Avenue at NB Goldenwest for approximately one month so crews can reconstruct the intersection to align with the new Goldenwest bridge.

Activities include concrete cutting and removal, grading, curb and gutter reconstruction, drainage and electrical work, and paving.

Sowell closed Monday, Sept. 12, and is expected to open after approximately one month.

This work may be loud. The schedule is subject to change due to inclement weather or unforeseen operational issues.

Este trabajo puede ser ruidoso. El horario está sujeto a cambios debido a las inclemencias del tiempo o problemas operativos imprevistos.

Xin lưu ý là công việc này có thể gây nên những tiếng động ồn ào. Lịch trình có thể thay đổi vì thời tiết xấu hoặc những yếu tố công tác không thể dự đoán.

Construction Activities

Montecito Channel

REMINDER! Crews are relocating several utilities to continue widening the drainage channel adjacent to homes in the College Park West community.

Utility line relocation is ongoing, 7 a.m. to 4 p.m. on weekdays.

Block wall installation is anticipated to begin later this fall.

Crews may access the work zone intermittently along College Park Drive and from the WB SR-22 connector to mobilize equipment as early as 6 a.m., and some activities may occur at night from 9 p.m. to 6 a.m. as needed.

Please be advised that this work may be loud. The schedule is subject to change due to inclement weather or unforeseen operational issues.

North Gate Road

REMINDER! Crews closed North Gate Road to conduct sewer work.

Vehicles, bicyclists and pedestrians are being detoured to Golden Rain Road to enter and exit Leisure World.

North Gate is anticipated to open in mid-to-late October.

Please be advised that this work may be loud. The schedule is subject to change due to inclement weather or unforeseen operational issues.

Almond Avenue

REMINDER! Crews will continue constructing the sound walls along northbound (NB) I-405, adjacent to Almond Avenue.

Block wall installation began in August and is anticipated to be completed in approximately one week.

Construction activities will continue 7 a.m. to 4 p.m. on weekdays.

Crews may mobilize equipment as early as 6 a.m., and some activities may occur from 9 p.m. to 6 a.m. as needed.

Please be advised that this work may be loud. The schedule is subject to change due to inclement weather or unforeseen operational issues.

Bolsa Avenue

NEW! Crews will pour concrete for the new portion of the Bolsa Avenue bridge over I-405.

Equipment will be staged behind the existing work zone on each side of the freeway.

Construction activities will occur 5 a.m. to 5 p.m. Tuesday, Oct. 4.

Crews may mobilize equipment as early as 6 a.m., and some activities may occur from 9 p.m. to 6 a.m. as needed.

Please be advised that this work may be loud. The schedule is subject to change due to inclement weather or unforeseen operational issues.

The duration of this work may change depending on site conditions. Please be advised that this work may be loud. Dates and times are subject to change due to unforeseen operational factors or inclement weather.

This article was released by the Orange County Transportation Authority.