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Cheyenne Regional Airport Compliance Planning
The Cheyenne Regional Airport chose DOWL to provide Parts 139 and 1542 security compliance planning services in early 2019. DOWL is assisting the airport with revisions to the Airport Certification…
City of Bozeman, 2022 CIP Projects
…21-inch sewer. The 21-inch sewer required a complex sewer bypass to divert sewer around the adjacent interstate and railroad crossings. The bypass was over 4,000 feet in length and required…
Witch Hazel Village South Concept Plan
…on River Road in Washington County, Oregon. DOWL’s team prepared the preliminary master plan, led early discussions with key agency and departmental staff, completed the infrastructure studies, and developed the…
I-5: Willamette River Bridges (Whilamut Passage)
…an emergency detour bridge that would carry busy Interstate 5 (I-5) traffic while the team designed and constructed a permanent replacement. Getting there was a complex task. For starters, the…
DOWL moves up on ENR Top 500 Design Firms list for 2019
…in the ranking to land at number 202. The company is honored to achieve a higher ranking on this list, which includes the biggest and best firms in the architecture,…
Chambers Covered Bridge
…tilt further to the side, causing concern that the bridge could completely fail. The City declared an emergency to dismantle it in early spring rather than waiting for summer. Due…
DOWL announces Jeff Bernardo as new Chief Operating Officer
…step back after more than 30 years of service and dedication to the firm. Jeff comes to the role with more than 25 years of experience at DOWL. He will…
Williams Northwest Pipeline Bridge Inspections
…for use during inspection and maintenance. Our inspections of Williams Northwest Pipeline Bridge infrastructure included the Flaming Gorge bridge, as well as Green River and Kemmerer compressor stations in southwest…
Wapato Diversion Dam and Headworks Repairs
…and hundreds of miles of irrigation canals, laterals, and distribution pipelines. Now that design plans are complete, we are working through environmental compliance, including a fisheries assessment and biological assessment….
Dave Simmons, PE, joins DOWL’s Transportation Group
…firm’s work within Oregon and the Pacific Northwest as a whole. His previous work in the region includes complex and high-profile transportation projects, including the Beltline Highway/Delta Highway Interchange in…