Illabot Alluvial Fan Restoration (2 Bridges)

Concrete, Washington

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Photo credit: Denny S.

Photo credit: Denny S.

Civil Engineering, Construction/Project Management, Structural Engineering, Transportation Engineering

Bridges, Natural Environments, Roadway

APWA 2019 Project of the Year

Skagit County
Skagit River System Cooperative

Interwest Construction

Illabot Alluvial Fan Restoration (2 Bridges)

Fun Facts about the Project

  • Illabot Creek is a highly productive tributary of the upper Skagit River that supports relatively large populations of Chinook, chum, coho, and pink salmon, native char, and steelhead trout.
  • The project was completed in less than 12 months from notice to proceed to the design team through completion of the construction.

Additional Services Provided by KPFF:

  • Bridge Design
  • Stormwater Management
  • Vehicular Bridges
  • Detour Road Design

Additional Services Provided by Sub-consultants:

  • Hydraulic/Channel Design
  • Geotechnical Engineering
  • Surveying