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Beartooth Highway – Quad Creek Debris Flow Mitigation
…Creek plugged a large concrete box culvert and jeopardized the Beartooth Highway, an All-American Road providing access to Yellowstone National Park. The unique characteristics of this high mountain drainage, with…
Virginia City Sewer Project
…USDA funding package that met the County’s needs. Our scope of work included the design of a 200,000 gallons per day (gpd) wastewater treatment plant (WWTP), more than 12 miles…
Sterling Highway MP 58-79
DOWL completed environmental and design services for the $70 million Sterling Highway Milepost 58-79 Rehabilitation project that included new passing lanes and expanded shoulders to bring this 21-mile stretch of…
It’s a bird. It’s a plane. It’s…a mentor!
…mentor DOWL needed and searched for industry best practices. One of his favorites is to give nine positive comments before giving one negative one to help build team trust. “I…
Cleveland Creek
…prestressed concrete bridge to remove the barrier and improve fish passage. The scope included full hydrologic, hydraulic, and geomorphic analyses consisting of Oregon Department of Fish and Wildlife (ODFW) and…
DOWL COVID-19 Updates
…accountspayable@dowl.com. If you are a client, please consider paying us electronically by EFT. Banking details for electronic payments can be obtained by sending a request to info@dowl.com. In addition, we…
Williams Northwest Pipeline Bridge Inspections
DOWL performed project management, design, and inspection services for 12 bridges in four different west coast states. Large suspension spans ranged from 700 to 1,920 feet, requiring aerial lifts and…
GCI Tower and Fiber Optic Permitting
Under a Master Service Agreement, DOWL is providing long-term regulatory compliance support to GCI for hundreds of communication towers and other infrastructure across Alaska. With the Federal Communications Commission as…
Orcas Island Airport Master Plan
…providing current and future capacity needs. Public outreach played a significant role in the project, including Port Commission presentations, user interviews, advisory committee meetings, community presentations, and public open houses….
Sunrise Expressway
…The completed project created major interchange/intersection improvements that streamlined freeway access and significantly reduced back-ups on neighboring arterials. Now that the roadway is open, ODOT estimates that the Sunrise Expressway…