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Astoria vicinity

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Lewis & Clark Bridge, Spanning Lewis & Clark River at Milepoint 4.78, on, Astoria, Clatsop County, OR



See 25 maps of this location


Data Pages


Photo Caption Pages


Item Title


Location
on, Astoria vicinity, OR

Find maps of Astoria, OR


Created/Published
Documentation compiled after 1968.

Notes
Survey number HAER OR-127
Building/structure dates: 1924 initial construction
Significance: It is Oregon's only remaining single-leaf bascule draw span built before WWII and is an early moveable span bridge designed by state bridge engineer Conde B. McCullough. The bridge is significant for its association with McCullough as an early example of his work. McCullough is considered to be the most outstanding bridge engineer in Oregon history, serving with the Oregon State Highway Department from 1919 until his death in 1946...

Subjects
Vehicular Bridges


Related Names
McCullogh, Conde B.


Collection
Historic American Engineering Record (Library of Congress)

Contents
Photograph caption(s): 
General perspective view of the Lewis and Clark Bridge, view looking north at the single-leaf bascule drawspan.
General perspective view of the Lewis and Clark Bridge, view looking northwest at the mouth of Young's Bay.
General perspective view of Lewis and Clark Bridge, view looking west across Lewis and Clark River.
Approach view of Lewis and Clark Bridge, view looking west.
South elevation of the Lewis and Clark Bridge's bascule drawspan, view looking north.
Substructure view of Lewis and Clark Bridge, view looking west along the south truss span.
Substructure view of the Lewis and Clark Bridge, view looking west at the bascule span trusswork.
Detail view of bascule drawpsan in closed position.
Detail view of bascule drawspan in process of opening.
Detail view of bascule drawspan in open position.
Detail view of operator's housing and trunnion housing, view looking northwest.
Detail view of operator's housing, view looking northwest from deck of bridge.
Interior detail view of bridge operator's housing, view looking west through multi-light window, operator's switchboard foreground.
Interior detail view of Mechanical Room.
Interior detail view of Mechanical Room.
Interior detail view of Mechanical Room.


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