Historic Structures

Pictures 3 Willamette River Swing Truss Railroad Bridge, Portland Oregon

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1938 PORT OF PORTLAND DRYDOCKS AND SP&S BRIDGE
1938 PORT OF PORTLAND DRYDOCKS AND SP&S BRIDGE

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1985 BULL SHAFT, BULL RING AND PINION, AND DRUM. TOP OF PIER III, GRANITE COPING, AND PLAIN CONCRETE PIER BELOW. DETAILS OF WEST PIER PROTECTION FRAMING AT PIER. WILLBRIDGE IN BACKGROUND.
1985 BULL SHAFT, BULL RING AND PINION, AND DRUM. TOP OF PIER III, GRANITE COPING, AND PLAIN CONCRETE PIER BELOW. DETAILS OF WEST PIER PROTECTION FRAMING AT PIER. WILLBRIDGE IN BACKGROUND.

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1985 BULL RING GEAR AND ROLLERS
1985 BULL RING GEAR AND ROLLERS

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1985 FRONT VIEW OF CONTROL ROOM MAIN PANEL WITH SIGNAL INDICATOR BOARD ABOVE
1985 FRONT VIEW OF CONTROL ROOM MAIN PANEL WITH SIGNAL INDICATOR BOARD ABOVE

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1985 CONTROL ROOM, NORTH SIDE, WITH BRIDGE SWING CONTROLS ON LEFT, SIGNAL CONTROLS ON RIGHT, WHISTLE PULL TOP. RADIO TELEPHONE IN CENTER BACK
1985 CONTROL ROOM, NORTH SIDE, WITH BRIDGE SWING CONTROLS ON LEFT, SIGNAL CONTROLS ON RIGHT, WHISTLE PULL TOP. RADIO TELEPHONE IN CENTER BACK

Willamette River Swing Truss Railroad Bridge, Portland Oregon 1985 NORTH SIDE OF CONTROL ROOM SHOWING MAIN ELECTRIC PANEL ON LEFT, SIGNAL SWITCH BOX IN CENTER, AND SIGNAL RELAYS ON RIGHT. RESISTOR BANK BEHIND ON RIGHT. BRIDGE TENDER'S DESK BEHIND ON SOUTH SIDE.
1985 NORTH SIDE OF CONTROL ROOM SHOWING MAIN ELECTRIC PANEL ON LEFT, SIGNAL SWITCH BOX IN CENTER, AND SIGNAL RELAYS ON RIGHT. RESISTOR BANK BEHIND ON RIGHT. BRIDGE TENDER'S DESK BEHIND ON SOUTH SIDE.