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Project No. 08H17; Project File No. E5082


Near 1780 Higgins Canyon Road, Half Moon Bay, CA 94019

About the Project

The slip-out repair project will repair the failing embankments and damaged pavements near 1780 Higgins Canyon Road. The work to be done consists, in general, of installing soldier piles and lagging retaining wall, tiebacks, drainage improvements, and installing a rock slope protection revetment with plantings, and erosion control/slope protection.

Public Works Contact

Wency Ng
Senior Engineer



  • January 2023 - Subsurface geotechnical investigation completed.
  • February 2023 - Consultant has performed laboratory test for subsurface soils from corings at 3 different locations on site.
  • March 2023 - Consultant is preparing a draft geotechnical report for the repair recommendations.
  • May 2023 - Field Meeting with FEMA for site assessment and repair scope development.
  • June 2023 - Received and reviewing Geotechnical Investigation Report.
  • July 2023 - Awaiting Contractor to develop proposal for repair work.  Environmental team working with regulatory agencies for permitting work.

1780_Higgins Location_Map_1780Location Map