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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!
Click to see closures and detours on the interactive map.
UPDATE! Northbound (NB) I-405 Closures for the New I-405/SR-73 Express Lanes Connector
Crews will continue to construct the new I-405/SR-73 Express Lanes Connector.
This work will require nightly NB I-405 closures between the NB I-405 off-ramp to South Coast Drive and the NB I-405 on-ramp from Fairview.
The NB I-405 closures are anticipated as early as 11 p.m. to 5 a.m. Monday, Sept. 26, through Thursday, Sept. 29, and 11 p.m. to 6 a.m. on Friday, Sept. 30.
Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.
UPDATE! Southbound (SB) I-405 Closures for the New I-405/SR-73 Express Lanes Connector
Crews will continue to construct the new I-405/SR-73 Express Lanes Connector.
This work will require nightly SB I-405 closures between the SB I-405 off-ramp to Fairview Road and the SB I-405 on-ramp from Bristol Street.
The SB I-405 closures are anticipated as early as 11 p.m. to 5 a.m. Monday, Sept. 26, through Thursday, Sept. 29, and 11 p.m. to 6 a.m. on Friday, Sept. 30.
Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.
NEW! Southbound (SB) I-405 Closure for Restriping
Crews will restripe lanes on I-405 in Westminster.
This work will require a SB I-405 closure between the SB I-405 off-ramp to Bolsa Chica Road and the SB I-405 on-ramp from Westminster Boulevard.
The SB I-405 closure is anticipated as early as 11 p.m. Monday, Sept. 26, to 5 a.m. Tuesday, Sept. 27.
Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.
NEW! Nightly Bolsa Chica Road Bridge Closures
Crews will install joint seals in the Bolsa Chica Road bridge over I-405.
This work will require nightly bridge closures between Garden Grove Boulevard and the SB I-405 on-ramp from Bolsa Chica.
The closures are anticipated as early as 9 p.m. to 5 a.m.:
- Monday, Sept. 26;
- Tuesday, Sept. 27; and
- Wednesday, Sept. 28.
Sign up for project-wide and bridge-specific construction alerts at bit.ly/405-signup.
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.
Click to see closures and detours on the interactive map.
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 Avenue closed Monday, Sept. 12, and is expected to open after approximately one month.
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.
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 in fall 2022.
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! The North Gate Road closure that was originally anticipated to end this month will be extended through at least October 2022. The opening has been delayed due to unforeseen site conditions; however, crews are working to open the road as soon as possible.
North Gate Road is now anticipated to reopen 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 after one more month.
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.
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.
