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I-105: Willamette River Viaducts
This project rehabilitated seven bridges on I-105 and its associated ramps between the Delta Highway Interchange and downtown Eugene. DOWL evaluated design alternatives, made recommendations to ODOT, and completed design…
Peter Courtney Minto Island Bridge
…for final design, DOWL developed an iconic 305-foot-long inclined arch cable-stayed bridge, along with 6,000 feet of trail. The completed project provides Salem commuters with a car-free connection into downtown…
Sunrise Expressway
Commercial and residential traffic on the busy eastside industrial part of the Portland metro area, to and from I-205, led to congestion, limited business access, and cramped multimodal options. DOWL…
APWA Oregon recognizes 8th Street Bridge project with Project of the Year Award
…the flow of commercial and residential traffic, provides the City of Pendleton with opportunities to further develop areas on the north side of the river. This project, which at first…
Rosebud Sioux Rural Water System – Sicangu Mni Winconi
…groundwater, disinfection facilities, numerous pump stations, control valve stations, water storage tanks, and more than 450 miles of pipelines greater than three inches in diameter. DOWL initially completed a Needs…
Mortimore Lane Reconstruction
…upgrades project. The project scope also included wetland delineations as required by the United States Army Corps of Engineers, and a categorical exclusion was completed and coordinated by DOWL with…
Tippet Rise Arts Center
…arts and music center located in the Beartooth Mountains on a 10,260-acre working ranch. DOWL completed engineering services in support of the music hall, residences, guest housing, and dining hall….
Stevens Ranch Master Plan
…master plan involved concept planning for residential, commercial, and industrial uses, preliminary site design and subdivision layout, drafting of the master plan’s overlay code for implementation into the Bend Development…
Oregon City Arch Bridge Rehabilitation
…protective coatings in poor condition. DOWL completed an extensive structural rehabilitation for the bridge that involved removing and replacing all deteriorated or damaged steel and concrete as well as seismic…
Nanushuk Environmental Impact Statement
…and ensure an accurate and robust analysis was completed in a collaborative environment. Cooperating agencies included Federal, State, and tribal entities. DOWL delivered the EIS on schedule and under budget….