Planned Construction Activity

Visit the Planned Lane Closures interactive website.

Beginning November 4, Caltrans will reduce the westbound Lambert Rd. left turn lanes onto the southbound 57 freeway on ramp to one left turn lane. Also, the southbound 57/Lambert on ramp will be reduced to one lane.

Upcoming Caltrans Closures/Activities Week of 12/8/2019

Work to be Done: K-rail installation.

Monday 12/9/2019

  • Night from 2200 – 0500 hrs: : NB-57 Lambert Rd off ramp.

Tuesday 12/10/2019

  • Night from 2200 – 0500 hrs: EB Lambert Rd lane #2 from State College to Associated Rd.

Wednesday 12/11/2019 

  • Night from 2200 – 0500 hrs: NB-57 Lambert Rd off ramp.

Thursday 12/12/2019

  • Night from 2200 – 0500 hrs: NB-57 Lambert Rd off ramp.
  • Night from 2200 – 0500 hrs: NB-57 lanes #3, #4 & #5 from Imperial Hwy/SR-90 to Tonner Canyon Rd/Brea Canyon.
  • Night from 2200 – 0400 hrs: SB-57 lanes #3, #4 & #5 from Tonner Canyon Rd/Brea Canyon to Imperial Hwy/SR-90.

Friday 12/13/2019

  • Night from 2200 – 0600 hrs: NB-57 lanes #3, #4 & #5 from Imperial Hwy/SR-90 to Tonner Canyon Rd/Brea Canyon.
  • Night from 2200 – 0600 hrs: SB-57 lanes #3, #4 & #5 from Tonner Canyon Rd/Brea Canyon to Imperial Hwy/SR-90.

Sunday 12/15/2019

  • Night from 2200 – 0500 hrs: NB-57 lanes #3, #4 & #5 from Imperial Hwy/SR-90 to Tonner Canyon Rd/Brea Canyon.
  • Night from 2200 – 0400 hrs: SB-57 lanes #3, #4 & #5 from Tonner Canyon Rd/Brea Canyon to Imperial Hwy/SR-90.

All existing long-term closures and detours will remain in effect.

Please note that in order to safely handle any unforeseen issues and to keep the project on track, it may be necessary to modify the schedule or the work plan.  We will make every effort to update the information as soon as it’s received. 

Keep informed by following Caltrans' website and social media platforms: Facebook, Twitter and Instagram. Additionally, follow the City of Brea official news sources for updates. of new Caltrans information. Please allow some extra time, watch for detour information and drive carefully.