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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…

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…

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…

Farr West becomes DOWL

…still here to serve you. DOWL and Farr West share similar employee-owned business models, complementary skill sets, and mission and values that shape their quality- and integrity-driven cultures. Together, we…

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….

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….