Water from the Salt River flows under the Union Pacific Salt River Bridge to create Tempe Town Lake

union pacific salt river bridge rail bridge bridges railroad steel structure rails crossing tracks cargo trains prattstyle truss rail span railway leading lines salt river industrial trusses steel light rail interstate transportation tempe town lake spanning structure industry concrete piers track transportation travel river bed gritty urban timbers shore connection shoreline flowing water concrete wires modern surviver historical surreal vintage dirty cityscape uniting flows retro