Northern Pacific viaduct at Weston, Washington, circa 1914. Steel viaduct under construction in snow. Photo by Alma Floberg, J.M. Fredrickson collection. Other Subject Classes: bridge

Northern Pacific viaduct at Weston, Washington, circa 1914. Viaduct nearing completion, construction cranes, workers, approaching passenger train. Photo by Alma Floberg, J.M. Fredrickson collection.. Other Subject Classes: bridge, crane, construction worker, passenger train

Pacific Coast Railroad bridge at Newcastle, Washington, circa 1928. Timber trestle over May Creek. Other Subject Classes: railroad bridges.

Pacific Coast Railroad bridge at Henrys, Washington, circa 1990. Concrete bridge abutments of dismantled bridge on abandoned PC right of way over Burlington Northern/former Northern Pacific mainline. Other Subject Classes: railroad bridges, railroad mainline.

Pacific Coast Railroad bridge at Maple Valley, Washington, on June 17, 1943. Timber trestle over Cedar River, approaching westbound freight train led by steam locomotive number 14, from Black Diamond. Other Subject Classes: railroad bridges, freight cars, steam locomotives.

Pacific Coast Railroad bridge at Maple Valley, Washington in 1952. Wood truss span of Cedar River bridge on Black Diamond branch being strengthened to allow diesel power, Great Northern Railway railroad crane, workers. Photo by Harold Hill. Other Subject Classes: railroad bridges, railroad maintenance and repair, railroad employees, miscellanea.

Pacific Coast Railroad bridge at Maple Valley, Washington in 1952. Wood truss span of Cedar River bridge on Black Diamond branch being strengthened to allow diesel power, Great Northern Railway railroad crane, workers. Photo by Harold Hill. Other Subject Classes: railroad bridges, railroad maintenance and repair, railroad employees, miscellanea.

Pacific Coast Railroad bridge at Maple Valley, Washington in 1952. Wood truss span of Cedar River bridge on Black Diamond branch being strengthened to allow diesel power, Great Northern Railway railroad crane, workers. Photo by Harold Hill. Other Subject Classes: railroad bridges, railroad maintenance and repair, railroad employees, miscellanea.

Pacific Coast Railroad bridge at Maple Valley, Washington, circa 1935 . View north from hill toward town with timber trestle, PC Renton-Black Diamond mainline, water tank in distance, section house, PC shop building to left of tank, former Milwaukee Hotel. Far left is Hotel Seattle. The Shell building was the Diamond Stage Company garage. Other Subject Classes: bridge, railroad mainline, miscellanea.

Pacific Coast Railroad bridge at Maple Valley, Washington, circa 1940. Looking north at timber trestle over Cedar River, section house and water tank in distance. Other Subject Classes: railroad bridges, railroad servicing facilities.