Construction Updates

As part of our ongoing effort to keep the community up to date on the Highway 101: Linden and Casitas Pass Project, we send out regular project construction updates via email. The following is the current construction update.


March 17 - 23, 2019
**Safety reminder: Please be mindful of pedestrians and bicyclists throughout town. As new bridges and street sections open up, please drive slowly and share the lanes with bicyclists until new bike lanes open.**

Scheduled Construction


  • Highway 101
    • Northbound and southbound Highway 101 will be closed Sunday night, March 17th, from 9:00 pm to 5:00 am between Linden and Bailard Avenues to move safety barriers near Casitas Pass Road. Please see detour page.
  • Southbound Highway 101 off-ramp at Casitas Pass Road
    • This ramp will be closed up to 1 month beginning Monday at 5:00 am to enable crews to make ramp improvements and connect it to the new Casitas Pass Overcrossing. Please see detour page.

Casitas Pass Road

  • Overcrossing
    • The temporary supports and wood forms have been removed. Work continues on the back walls, barrier rail, and median planter.
  • Southbound Highway 101 off-ramp at Casitas Pass Road
    • Crews will excavate and remove existing base material and pavement from the old ramp. Utility relocations will begin. Drainage improvements will continue. Crews will also begin installing new roadway base and prepare the ramp for Continuously Reinforced Concrete Pavement where it joins the freeway lanes.
  • Southbound Highway 101 on-ramp at Casitas Pass Road
    • Crews will continue grading and prepare the area for Continuously Reinforced Concrete Pavement where the new ramp joins the freeway lanes.

Linden Avenue Overcrossing

  • Work will continue on wood forms and steel installation for the internal supports (stems) and underside (soffit) of the bridge. Crews will also install wood forms and pour concrete for a retaining wall.

Highway 101

  • Sound Walls
    • Northbound Highway 101 between Linden Avenue and Franklin Creek (behind Nipomo Drive)
      • Crews will continue excavating for the wall footings.
    • Southbound Highway 101 between Linden Avenue and Casitas Pass Road
      • Concrete is being poured for the wall footings.
  • Carpinteria Creek
    • Work continues on the southbound Highway 101 bridge barrier rail over Carpinteria Creek.
  • New drainage improvements are being installed along Via Real, Casitas Pass Road, near the new northbound on-ramp at Casitas Pass Road, and the southbound off-ramp at Casitas Pass Road.
  • Electrical work is progressing around the project to install new lighting on Via Real.
  • Retaining wall work is occurring along southbound Highway 101 south of Casitas Pass Road.

Via Real

  • Via Real is closed from Casitas Pass Road to the old northbound Highway 101 on-ramp. Local residents have one-way access to Hales Lane on Via Real (entering from Casitas Pass Road and exiting on Vallecito Road).
    • Pedestrians can use the sidewalk on Via Real, but please refrain from entering the construction area.

Construction Cameras

Photos refresh every 10 minutes.

Linden Avenue Overcrossing

Casitas Pass Overcrossing


The timeline below is a reference tool to highlight planned construction of key components, temporary closures, and project openings. The schedule may change to enable construction efficiencies or to accommodate changes in weather.