Featured graphic for the Orange County Transportation Authority

I-405 Improvement Project construction alert: Week of Aug. 26

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

Upcoming Bridge Construction

The Slater Avenue bridge over I-405 will reopen on Aug. 29, before the Bushard and Talbert bridges close.

Crews are scheduled to completely close the Bushard Street and Talbert Avenue bridges over I-405 on Thursday, Aug. 29, 2019. Each bridge will be demolished in one stage and closed to traffic for approximately 12 months for reconstruction.

NB/SB I-405 will be fully closed between Warner Avenue and Brookhurst Street for utility relocation.

  • Scheduled to occur 11 p.m. tonight, Friday, Aug. 23, to 5 a.m. Saturday, Aug. 24

Magnolia Street will be closed between the I-405 freeway ramps for a concrete pour.

  • Scheduled to occur 9 p.m. tonight, Friday, Aug. 23 to 9 a.m. Saturday, Aug. 24

NB I-405 will be fully closed between Brookhurst Street and Warner Avenue for Slater Avenue falsework removal.

  • Scheduled to occur 11 p.m. to 5 a.m. Tuesday, Aug. 27 to Thursday, Aug. 29

SB I-405 will be fully closed between Warner Avenue and Brookhurst Street for Slater Avenue falsework removal.

  • Scheduled to occur 11 p.m. Friday, Aug. 30 to 5 a.m. Saturday, Aug. 31

The Slater Avenue, Bushard Street and Talbert Avenue bridges over I-405 will be completely closed for electrical work prior to the Talbert and Bushard bridge closures.

  • Scheduled to occur 9 p.m. Wednesday, Aug. 28, to 6 a.m. Thursday, Aug. 29

Goldenwest Street will be closedbetween Bolsa Avenue and Sowell Avenue for utility relocation.

  • Ongoing, 10 p.m. to 5 a.m. for approximately two more weeks.

Construction Activities

 
Crews will install piles for the foundation of the new bridge, adjacent to SB I-405.
  • Scheduled to occur Thursday, Aug. 29, 7 a.m. to 4 p.m.
 
Crews will place concrete for the McFadden bridge, adjacent to
SB I-405.
  • Scheduled to occur Monday, Aug. 26, 8 a.m. to 4 p.m.
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.