On Monday, April 24 crews will resume pile driving activity along I-5 at Pioneer Boulevard; this work will be conducted weekdays between 7 a.m. and 3:30 p.m. and will be ongoing intermittently for approximately three months. Please be advised this work may be loud and disruptive due to equipment noise, vibration, and pounding related to pile driving activity.

On Sunday night, April 23 and Monday night, April 24, crews plan to perform a traffic shift along northbound I-5. Lanes will be realigned from the outside portion of the freeway, onto the newly constructed center lanes. This traffic shift will allow crews to demolish the old Pioneer Boulevard, San Antonio and Imperial bridges at I-5. This work will require nighttime full closure of northbound I-5 as well as the permanent closure of the northbound I-5 on-ramp at Norwalk Boulevard.

The following full freeway closures, connector closure and ramp closures are scheduled next week as part of this traffic shift:

  • Northbound I-5 closed from Norwalk Blvd. to I-605 from 11 p.m. Sunday, April 23 to 5 a.m. Monday, April 24. DETOUR: From northbound I-5 exit at Norwalk Boulevard off-ramp, turn left on Norwalk Boulevard, turn right on Firestone Boulevard and proceed to the northbound I-605 on-ramp; then transition onto northbound I-5.
  • Northbound I-5 will be closed from Carmenita Road to I-605 from 11 p.m. Monday, April 24 to 5 a.m. Tuesday, April 25.
    From northbound I-5 exit at Carmenita Road; turn right on Carmenita Road, turn left on Rosecrans Avenue, turn right on Bloomfield Avenue / Firestone Boulevard, proceed on Firestone Boulevard to access the northbound I-605 on-ramp, then transition onto northbound I-5.
  • Westbound SR-91 to Northbound I-5 Connector closed nightly between 11 p.m. and 5 a.m., Sunday, April 23 and Monday, April 24. DETOUR: Motorists will be directed to continue westbound on SR-91, transition onto northbound I-605, then transition back onto northbound I-5.
  • Northbound I-5 Norwalk Boulevard on-ramp will be closing permanently on Monday, April 24. 
    DETOUR: From Norwalk Boulevard motorists will be directed to proceed to Imperial Highway and turn left. Continue west on Imperial Highway, turn right on Firestone Boulevard. Proceed on Firestone Boulevard to access the northbound I-605 on-ramp, then transition onto northbound I-5.

As crews work on Imperial Highway, Norwalk Boulevard and Pioneer Boulevard bridges at I-5, one lane in each direction will be closed on each street (at I-5) during the daytime, between 8:30 a.m. and 3:30 p.m.

For full closure and detour information, please see the Google map below.


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