Diagrams 1 Willamette River Swing Truss Railroad Bridge, Portland Oregon

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Willamette River Swing Truss Railroad Bridge, Portland Oregon 1910 WILLAMETTE BRIDGE, GENERAL MAP
1910 WILLAMETTE BRIDGE, GENERAL MAP

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1910 WILLAMETTE BRIDGE, GENERAL ELEVATION AND PLAN
1910 WILLAMETTE BRIDGE, GENERAL ELEVATION AND PLAN

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1910 WILLAMETTE BRIDGE, DIAGRAM SHOWING RATE OF PROGRESS IN SINKING CAISSONS
1910 WILLAMETTE BRIDGE, DIAGRAM SHOWING RATE OF PROGRESS IN SINKING CAISSONS

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1910 WILLAMETTE BRIDGE, WATER GAGE RECORD
1910 WILLAMETTE BRIDGE, WATER GAGE RECORD

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1910 WILLAMETTE BRIDGE, PIER II
1910 WILLAMETTE BRIDGE, PIER II