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Daytime construction activities behind k-rail (concrete barriers) are ongoing at various bridge locations along I-5. Activities include abutment work, girder installation, removal of temporary support structures, concrete pours for new bridge deck areas, barrier wall work, and roadway reconstruction to widen bridge structures as a part of project improvements.
For more information on closures and associated detours, please view the Google Interactive Map, or plan your route using the Waze navigation app.
Anticipated Schedule
El Modena Tustin Channel/I-5 Bridge
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Abutment Work: Ongoing through late December.
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Girder Installation: Tentatively Tuesday, Dec. 1.
(Nighttime activity with partial mainline and ramp closures.)
Peters Canyon Hiking and Riding Trail/I-5 Bridge
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Bridge Foundation and Abutment Work: Week of Nov. 9 through spring 2027.
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Wall Demolition/Partial Pedestrian & Bike Lane Closure: Tentatively Monday, Nov. 16.
Access will be maintained.
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Temporary Support Structures Installation/Girder Installation: Tentatively mid-November through mid-January 2027.
Nighttime activity with full road closures; check back for more details.
Jamboree/I-5 Bridge
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Temporary Support Structures Removal: Ongoing through Friday night, Nov. 6.
UPDATE! Partial lane closures of westbound (WB) and eastbound (EB) Jamboree Road required Friday night.
For more information on these partial closures, please view the Google Interactive Map, plan your route using the Waze navigation app or CLICK HERE!.
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Rebar Work/New Deck Area Concrete Pours: Ongoing through mid-November.
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Reopening of Long-term Lane Closures along the Median at I-5: Week of Nov. 16.
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Barrier Wall Work: Mid-December through January 2027.
One nighttime full road closure is expected in January; check back for more details.
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Roadway Reconstruction: Early 2027 through September 2027.
SR-261/I-5 Bridge
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New Deck Area Concrete Pours: Week of Nov. 16.
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Barrier Wall Work: Mid-December through January 2027.
One nighttime full road closure is expected in January; check back for more details.
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Temporary Support Structures Removal: Tentatively mid-/late November.
Full road closures are expected; check back for more details.
Culver Drive/I-5
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Long-Term Lane Closures: Tentatively week of Nov. 30.
Lanes closest to the median in both directions of Culver at I-5 for cast-in-drill-hole (CIDH) work. Check back for more details.
Anticipated Work Hours
Daytime: As early as 6 a.m. to 4 p.m.
Nighttime: As early as 10 p.m. to 5 a.m.
Nighttime freeway lane and ramp closures will occur intermittently. At least one lane in each direction will remain open at all times, unless otherwise noted.
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