405 Freeway Improvement Update

The Orange County Transportation Authority, in cooperation with Caltrans, is widening the San Diego Freeway (I-405) between SR-73 and I-605.The project is improving 16 miles of I-405 between the SR-73 freeway in Costa Mesa and I-605 near the Los Angeles County line. Construction updates are as follows: SR-22 On-Ramp from Old Ranch Parkway Closure

The Old Ranch Parkway on-ramp to the westbound SR-22 is now closed for about eight months to accommodate freeway widening.

Activities include demolition, excavation, grading, drainage and electrical system installation, concrete pours, and asphalt paving.

Work hours are from 7 a.m.-4 p.m. Crews may mobilize equipment as early as 6 a.m.

Nighttime work hours are 9 p.m.-6 a.m.

Partial Lane Closures on Seal Beach Boulevard

Crews will begin traffic signal construction at the intersection of Seal Beach Boulevard and Lampson Avenue and the intersection of Seal Beach Boulevard and the NB I-405 freeway ramps.

Activities include the installation of temporary wooden poles, traffic signal heads and electrical work. Seal Beach Boulevard and Lampson Avenue will be intermittently reduced to two lanes at the intersection for the duration of the job.

Nighttime work hours are 9 p.m.-6 a.m.

Bolsa Chica Road Sidewalk Closure

Crews closed the sidewalk at the intersection of Old Bolsa Chica Road and Bolsa Chica Road for sidewalk, curb, pedestrian ramp and traffic signal construction. The job is expected to last approximately 405

two months. Activities include k-rail placement, demolition and restriping on Old Bolsa Chica Road.

SB I-405 Off-Ramp to Bolsa Chica Road Closed

Crews closed the southbound I-405 off-ramp to Bolsa Chica on Oct. 27 for approximately one year to advance construction on the Bolsa Chica bridge.

Almond Avenue Update

Demolition and reconstruction of the sound walls along Almond Avenue in College Park East are anticipated to start soon. Crews will install a temporary sound barrier prior to demolition.

I-405 near Bolsa

Crews will remove a portion of the I-405 bridge over the railroad, along the northbound and southbound I-405 between Bolsa Avenue and McFadden Avenue. Activities include demolition, excavation and hauling materials.The NB 1-405 work was completed last week and SB I-405 work was to be completed this week. Daytime work hours are 7 a.m.-4 p.m. Nighttime work hours are 9 p.m.-6 a.m. Crews may mobilize equipment as early as 6 a.m. This work may be loud.

Crews will continue working on the foundation of the wall along southbound southbound I-405, south of Bolsa Avenue.

Bolsa Chica Road

Continuation of pile driving for the Bolsa Chica bridge over I-405 along the center median and southbound I-405 at Bolsa Chica bridge. The work is ongoing 7 a.m. to 4 p.m. on weekdays for approximately two months.

Crews may mobilize equipment as early as 6 a.m., and some activities may occur from 9 p.m.-5 a.m. as needed.

The I-405 Improvement Project automated call and text alerts will now start coming to subscribers from the I-405 Project Helpline number at 888-400-8994.

This will allow people to leave messages if they have questions or concerns about the project.

—from OCTA