CONSTRUCTION UPDATE & PHOTOS

CONSTRUCTION UPDATE
Timeframe: May 17 - 30, 2026 *2-week update 

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Spotlight:  In Santa Barbara North, crews will excavate for a retaining wall for the upcoming northbound off-ramp at Cabrillo Blvd and grade soils. In Santa Barbara South, crews will continue to work on the sound wall, new lanes, and southbound off-ramp at Spring/Olive Mill Rd. In Montecito, crews will continue to work on new lanes and the southbound on-ramp at Posilipo Ln.

Closures (weather permitting)

 

Please drive safely through the corridor and remember to Slow for the Cone Zone. The speed limit is reduced to 55 mph for safety throughout the construction areas. 

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• Northbound Highway 101

  • Sunday, May 17, 9:00 pm - 5:00 am, 1 lane, Sheffield Dr to Salinas St

  • Monday - Thursday, May 18 - 21, 8:00 pm - 5:00 am, 1 lane, Sheffield Dr to Salinas St

  • Tuesday - Thursday, May 26 - 28, 8:00 pm - 5:00 am, 1 lane: Evans Ave to Butterfly Ln, off-ramp at San Ysidro Rd 

  • Off-ramp at Cabrillo Blvd, closed until summer 2028; drivers can use the off-ramp at Hermosillo Rd (see detour map here)

• Southbound Highway 101

  • Sunday, May 17, 9:00 pm - 7:00 am, 2 lanes (1 lane open): Garden St to Butterfly Ln

  • Monday - Thursday, May 18 - 21, 8:00 pm - 7:00 am, 2 lanes (1 lane open): Garden St to Butterfly Ln

  • Tuesday - Thursday, May 26 - 28, 8:00 pm - 7:00 am, 1 lane: Garden St to Sheffield Dr, off-ramp at San Ysidro Rd  (this is a consecutive ramp closure, drivers can use the off-ramp at Sheffield Dr as a detour - see map below)

  • Daytime closures:

    • Monday - Thursday, May 18 - 21, 6:00 am - 3:00 pm, 1 lane: Garden St to Butterfly Ln​

  • Off-ramp at Spring/Olive Mill Rd, closed until spring 2026; drivers can use the off-ramp at San Ysidro Rd

  • On-ramp at Olive Mill Rd, closed until spring 2026, (consecutive ramp closure with the on-ramp at Posilipo Ln), drivers can use the detour on N Jameson and the on-ramp at Sheffield Dr 

  • On-ramp at Posilipo Ln, closed until spring 2026, drivers can use the southbound on-ramp at Sheffield Dr

• Cabrillo Blvd under Hwy 101

  • Sunday - Monday, May 10 - 11, 9:00 pm - 6:00 am, Cabrillo Blvd heading towards the beach will be closed (the lane heading toward Montecito will remain open), drivers can use Old Coast Hwy and the northbound on-ramp at Salinas St as a detour

• S Jameson Ln between Posilipo Ln and Danielson Rd

  • Flaggers will direct traffic on S Jameson Ln as needed.

 

Please note: consecutive ramps in the same direction will not be closed at the same time (unless where noted) to allow drivers to use a ramp before or after a closure. To view timelines, detours, and maps, please visit www.SBROADS.com and select the project segment. Click here to view live project cameras.

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Highway 101: Santa Barbara North

The Santa Barbara North segment is located between Hermosillo Rd and Salinas St.

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• Highway 101 and northbound off-ramp at Cabrillo Blvd

  • Crews will continue to  grade soils and install temporary lighting (see photo above). Crews will also excavate the area for the start of the retaining wall.

• Cabrillo Blvd under Hwy 101 

  • Crews will continue work on new drainage improvements and excavate soils. 

• Hermosillo and Coast Village Rds

  • A temporary traffic signal with a pedestrian push button has been activated and optimized at the intersection of Hermosillo Rd and Coast Village Rd to help traffic flow. 

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Highway 101: Santa Barbara South

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The Santa Barbara South segment is located between Olive Mill and Hermosillo Rds with median work extending up to Cabrillo Blvd (for traffic lane shifts).
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• Southbound Hwy 101

  • Sound wall between the Butterfly Ln Undercrossing and Olive Mill Rd

    • Crews will add block to the sound wall.

  • Southbound off-ramp at Spring/Olive Mill Rd

    • Crews will continue paving (see photo above), install electrical connections for new lighting, and add new signs.

  • Freeway lanes

    • Crews will pave new freeway lanes and continue work on new fencing, storm drain improvements, and concrete safety barriers. 

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Highway 101: Montecito

The Montecito segment is located between Sheffield Dr and Olive Mill Rd.

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• Highway 101

  • Southbound freeway lanes

    • Crews will continue installing fencing, new storm drains, and work on safety barriers.

  • Southbound on-ramp at Olive Mill Rd and off-ramp at San Ysidro Rd

    • Crews will continue work on storm drain improvements and safety barriers. The on-ramp bridge will also be sand blasted to improve the finish.

  • Southbound on-ramp at Posilipo Ln

    • Crews will continue paving the on-ramp and shoulder areas (see photo above). Cobblestones will be installed between the on-ramp and the freeway lanes.

• Romero, San Ysidro, and Oak Creek Bridges

  • Crews will install cable railings and continue staining safety barriers. 

• S Jameson Ln

  • Flaggers will direct traffic as needed while crews work on safety barriers, fencing, and freeway lanes. Please expect work and flagging near Posilipo Ln May 18 - 20. On May 20, crews will pave the intersection of S Jameson and Posilipo Lns.

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Highway 101: Padaro

The Padaro segment is located between S Padaro/Santa Claus Ln and N Padaro Ln. Improvements are built and in use for the Padaro segment.

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• N Padaro Interchange

  • Concrete Mix Site: May 17, 22, and 23, 8:00 pm - 6:00 am, please expect night noise. By mixing concrete on-site, the project saves an estimated 463,771 truck miles, reduces water use by 400,000 gallons (concrete mixed on-site uses less water), and saves taxpayers between $10-$15 million.

  • Concrete recycling continues by the northbound Highway 101 off-ramp at N. Padaro Ln.