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Ackley

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Illinois Central Railroad Overpass, Spanning Illinois Central Railroad at U.S. Highway, Ackley, Hardin County, IA



B&W Photos

HB418309
Contextual View Of South Side Of Overpass Looking Northeast From Abandoned Overpass.

HB418310
East Approach To Illinois Central Railroad Overpass Looking West.

HB418311
West Approach And Guardrail Looking Southeast, Idot Bridge Inspection Team In Background.

HB418312
Oblique View Of South Side Looking Northeast.

HB418313
General View Of West Abutment And Pier Looking Northwest.

HB418314
General View Of East Abutment And Pier Looking Northeast.

HB418315
Detail View Of East Approach And Girder Pier Looking Northwest.

HB418316
General View Of Continuous Girder Crossing The Railroad Looking West, Showing The Offset Piers In Center.

HB418317
Detail View Of Girder Bearing On Offset Piers Looking North/northwest.

HB418318
Detail View Of Offset Girders, Piers And Connections Looking North.


Data Pages


Photo Caption Pages


Item Title


Location
Spanning Illinois Central Railroad at U.S. Highway, Ackley, IA

Find maps of Ackley, IA


Created/Published
Documentation compiled after 1968.

Notes
Survey number HAER IA-81
Unprocessed field note material exists for this structure (N252).
Building/structure dates: 1932 initial construction
Significance: Designed by the Iowa State Highway Commission, the continuous steel plate girder of two asymmetrical spans is broken into two unequal lengths with an interesting detail off-center of the middle pier.

Related Names
Iowa State Highway Commission
Welden Brothers Construction Company


Collection
Historic American Engineering Record (Library of Congress)

Contents
Photograph caption(s): 
1. CONTEXTUAL VIEW OF SOUTH SIDE OF OVERPASS LOOKING NORTHEAST FROM ABANDONED OVERPASS.
2. EAST APPROACH TO ILLINOIS CENTRAL RAILROAD OVERPASS LOOKING WEST.
3. WEST APPROACH AND GUARDRAIL LOOKING SOUTHEAST, IDOT BRIDGE INSPECTION TEAM IN BACKGROUND.
4. OBLIQUE VIEW OF SOUTH SIDE LOOKING NORTHEAST.
5. GENERAL VIEW OF WEST ABUTMENT AND PIER LOOKING NORTHWEST.
6. GENERAL VIEW OF EAST ABUTMENT AND PIER LOOKING NORTHEAST.
7. DETAIL VIEW OF EAST APPROACH AND GIRDER PIER LOOKING NORTHWEST.
8. GENERAL VIEW OF CONTINUOUS GIRDER CROSSING THE RAILROAD LOOKING WEST, SHOWING THE OFFSET PIERS IN CENTER.
9. DETAIL VIEW OF GIRDER BEARING ON OFFSET PIERS LOOKING NORTH/NORTHWEST.
10. DETAIL VIEW OF OFFSET GIRDERS, PIERS AND CONNECTIONS LOOKING NORTH.


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