Construction Update & Cameras

CONSTRUCTION UPDATE
Timeframe: August 13 - August 29, 2026

Spotlight: In Montecito, crews will begin work in the San Ysidro and Oak Creek channels beneath Highway 101 on Monday, Aug. 17, to remove accumulated sediment and reshape portions of the creek channels. The work is expected to take approximately four days, with daytime work from 7 a.m. to 3:30 p.m. and intermittent traffic control in the area. In Santa Barbara North, foundation drilling is underway for the Cabrillo Boulevard Undercrossing, and temporary support work continues Aug. 25 ahead of retaining wall construction. In Santa Barbara South, traffic patterns at the Spring Road/Olive Mill Road southbound off-ramp have returned to pre-construction conditions. Crews also completed installation of new, visible "STOP" signs at the intersection of Spring/Olive Mill Road and Depot Road and enhanced pavement striping.

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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 area.

• Northbound Highway 101
  • Off-ramp at Cabrillo Blvd, closed until summer 2028. Drivers can use the off-ramp at Hermosillo Rd.


• Southbound Highway 101
  • Thursday, Aug. 13, at 8 p.m. to Friday, Aug. 14, at 7 a.m.: The right lane near the San Ysidro Road off-ramp will be closed while crews complete an emergency guardrail repair following a collision.
  • Off-ramp at Cabrillo Blvd, closed until summer 2028. Drivers can use the off-ramp at Spring/Olive Mill Rd as a detour.


• Cabrillo Blvd under Hwy 101
  • Flaggers will intermittently direct daytime one-way traffic beneath Highway 101 for equipment and material deliveries. Expect short delays.
• S. Jameson Lane and Fernald Point Road
  • Flaggers will direct traffic on S. Jameson Lane and Fernald Point Road from 7 a.m. to 3:30 p.m. on Monday, Aug. 17, and as needed throughout the creek work.
  • Flaggers will direct traffic on S. Jameson Ln. as needed for safety barrier work.

Please note: consecutive ramps in the same direction will not be closed at the same time (unless noted) to allow drivers to use a ramp before or after a closure.

To view timelines, detours, and maps, please visit the Projects page and select the project segment or Construction Update page. 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.

• Highway 101 and On-and Off-Ramps at Cabrillo Boulevard Interchange
  • Crews are anticipated to continue installing temporary supports on Aug. 25 to prepare the area for retaining wall construction.
  • Storm drainage installation and irrigation crossover work continue throughout the project area.
  • Residents and businesses may notice increased daytime construction noise from foundation drilling and retaining wall work.
• Cabrillo Blvd under Hwy 101
  • Foundation drilling continues for the Cabrillo Boulevard Undercrossing (see photo above), with crews completing pile installation at one bridge support and preparing to begin foundation work at another.
  • Flaggers will intermittently direct daytime one-way traffic beneath Highway 101 for equipment and material deliveries. Expect short delays.

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Highway 101: Santa Barbara South

The Santa Barbara South segment is located between Olive Mill and Hermosillo Rds.

• Highway 101 and Southbound Off-Ramp at Spring/Olive Mill Rd
  • A permanent "STOP" sign is back in place at the intersection of Spring/Olive Mill Road and Depot Road. Drivers should be alert to this restored traffic pattern.
  • Construction continues permanent roadway improvements in the freeway median, including roadway grading, asphalt paving, and concrete paving.

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Highway 101: Montecito

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

• Highway 101
  • Construction continues on the permanent concrete median barrier as crews place continuously reinforced concrete pavement for the future peak-period carpool lanes.
• Romero, San Ysidro, and Oak Creek Bridges
  • Crews will begin work in the San Ysidro and Oak Creek channels beneath Highway 101 on Monday, Aug. 17, to remove accumulated sediment and reshape portions of the creek channels. Work is expected to take approximately four days and will occur from 7 a.m. to 3:30 p.m.
  • Flaggers will be present on S. Jameson Road and Fernald Point Road to direct traffic as crews load excavated creek material into haul trucks for removal.

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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.

• Concrete Mix Site at N Padaro Interchange
  • By mixing concrete on-site, the project saves an estimated 463,771 truck miles, reduces water use by 400,000 gallons (on-site mixing uses less water), and saves taxpayers between $10-$15 million.
• Concrete recycling continues by the northbound Highway 101 off-ramp at N. Padaro Ln.