Our engineers played a key role on the design-build team for the federally funded rehabilitation of this historic 1,700-foot-long bridge—a combination concrete girder and steel truss movable structure spanning the Thea Foss Waterway and the BNSF mainline. The project involved extensive structural repairs, including the replacement of the truss bottom chord, gusset plates, steel stringers, […]
Following flood damage near Elbe, Washington, our team assessed and designed the replacement of the Nisqually River Trestle on Tacoma Rail’s Mountain Division Line. We evaluated multiple bridge alternatives, selecting a two-span steel plate girder bridge for optimal performance, cost-efficiency, and environmental compliance, ensuring a resilient and sustainable rail connection.
Our team partnered with the City of Des Moines to restore the storm-damaged Redondo Boardwalk along Poverty Bay. Services included project management, structural engineering, environmental permitting, and construction oversight. Key repairs involved replacing girders, decking, and support elements, with FHWA funding accelerating timelines. The new design improves resilience, featuring concrete decking with wood-grain texture and UV-resistant coatings for longevity.
The City of Vancouver, WA is the fourth largest city in the state and largely recognized as an extension of the greater Portland, OR metropolitan area. The city has experienced significant growth in recent years and has taken steps to dramatically redevelop its downtown and waterfront amenities along the northern bank of the Columbia River. […]
The “Tri-Cities” region of Eastern Washington is among the fastest growing areas in the state consisting of the cities of Richland, Pasco and Kennewick. To address the impact of growth on its utilities, and to align the utility rates with updated financial policy drivers, our team was initially engaged by the City of Richland to […]
Located on the shores of Commencement Bay, the City of Tacoma is an industrial port city and the third largest (pop. 220K) in the State of Washington. Because Tacoma and dozens of regional cities have a direct impact on surface waters feeding into Puget Sound, the increasing costs of meeting National Pollutant Discharge Elimination System […]