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Construction Alerts

The City of Irvine will release periodic alerts with information about the Sand Canyon Undercrossing construction activity that may affect businesses and travelers.  Please note that every effort will be made to reduce the impact of construction on the surrounding area. To register to receive Construction Alerts sent to you via email or text message, please click here .

Here are the current and recent Construction Alerts for the Sand Canyon Undercrossing Project:



Construction Activity

Closure Location

Date, Time and Details

Utility installations

Northbound and southbound Sand Canyon at Burt Road

Friday, August 1 through Friday, August 29, 2014
Continued utility installation work will require intermittent lane closures on weekdays between 9 am and 3 pm. No detour will be required since at least one travel lane will remain open in each direction during these closures. Two travel lanes will remain open in each direction prior to 9 am and after 3 pm.

Pump Station Construction

Sand Canyon between Burt Road and Oak Canyon Road / Laguna Canyon Road

Friday, August 1 through Friday, August 29, 2014
Construction work will occur weekdays between 7 am and 3:30 pm. Construction crews will intermittently stop motorists on weekdays between 9 am and 3 pm to allow construction trucks to enter and exit the site. Please note that roadway excavation for retaining wall has been completed.

Electrical Work

Southbound Sand Canyon off-ramp and Oak Canyon Road

August 2014
Street light and traffic signal work will occur between the Interstate 5 southbound Sand Canyon off-ramp and Oak Canyon Road. Work will occur weekdays during daytime hours; however, some night work may be required. Please note that signs will be posted to provide direction and information.

Roadway Opening Celebration

Celebration will occur at corner of Sand Canyon Avenue and Burt Road; no closure is required

August 11, 2014
The City of Irvine and Orange County Transportation Commission will mark the roadway opening of the Sand Canyon Undercrossing at 1:00 p.m. Please note that while the roadway has been opened, construction activity will continue through late 2014.





























The speed limit on Sand Canyon has been reduced to 35 mph between Laguna Canyon Road and Marine Way for the duration of the project for the safety of the contractor’s personnel and the motoring public.

The Walnut Bike Trail will be closed for the duration of the project.  Detour signs are located at each end of the bike trail to direct pedestrians and bicyclists to use alternate routes.

Note: Information contained in this Construction Alert is subject to change, based on weather, field conditions or other factors. We regret any inconvenience these changes may create.

Toll Free Project Helpline:
1-855-777-SAND

Visit and Register to Receive Updates: cityofirvine.org/sandcanyon

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