Akana civil and structural engineers were part of a team providing preliminary engineering and design of safety improvements to SR 20 acceleration and deceleration lanes and adjacent intersections near the northern end of the Swinomish Indian Reservation in Washington State. Our services focused on stormwater system design, structural design of retaining walls, and preparation of related contract documents. Major elements of the project included:
Project Details
Services Rendered
SR 20 Intersection Improvements

Client:
Swinomish Indian Tribe
Location:
Swinomish, WA