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Historic American Buildings Survey/Historic American Engineering Record/Historic American Landscapes Survey
 17 b&w photos |  2 data pages |  2 photo caption pages |  4 color transparencies |
How to obtain copies of this item
TITLE:
Copper River & Northwest Railroad, Million Dollar Bridge, Spanning Copper River at Miles Glacier, Cordova vicinity, Valdez-Cordova Census Area, AK
CALL NUMBER:
HAER AK,20-CORD.V,1-
REPRODUCTION NUMBER:
[See Call Number]
MEDIUM:
Photo(s): 17 (5 x 7 in.)
Data Page(s): 1 plus cover page
Photo Caption Page(s): 2
Color Transparencies: 4
DATE:
Documentation compiled after 1968.
CREATOR:
Historic American Engineering Record, creator
RELATED NAME(S):
Heney ,
O'Neel , A. C.
Copper River & Northwest Railway
Lowe, Jet, photographer
Faulkner, Sandra M., historian
NOTE:
Survey number HAER AK-10
Building/structure dates: 1909 initial construction
Building/structure dates: 1958 subsequent work
Building/structure dates: 1964 subsequent work
Significance: One of two "impossible bridges" across the Copper R., one of unprecedented size and strength, built across the faces of two glaciers and key to the success of the CR&NWRR, which was to be the All American railway to the Yukon R., this bridge was associated with the drama of Michael J. Heney, railroader, and A.C. O'Neel, engineer and the Cordova coal controversy.
SUBJECTS:
ALASKA--Valdez-Cordova Census Area--Cordova vicinity
railroad bridges
steel truss bridges
OTHER TITLE:
Million Dollar Bridge
Glacier Bridge
COLLECTION:
Historic American Engineering Record (Library of Congress)
REPOSITORY:
Library of Congress, Prints and Photograph Division, Washington, D.C. 20540 USA
DIGID:
http://hdl.loc.gov/loc.pnp/hhh.ak0192
CONTENTS:
Photograph caption(s):
1. LOOKING EAST FROM CHILDS GLACIER TO MILES GLACIER
2. GENERAL PROFILE, LOOKING WEST
3. ALL FOUR SPANS, LOOKING SOUTHWEST
4. ALL FOUR SPANS, LOOKING SOUTHEAST
5. PIERS, SHOWING CENTRAL SMALL SPAN, LOOKING NORTHWEST
6. PRINCIPAL LONG SPAN, LOOKING EAST
7. NORTH SPAN COLLAPSED BY EARTHQUAKE
8. COLLAPSED SPAN, LOOKING EAST
9. DETAIL OF COLLAPSED SPAN, LOOKING EAST
10. SOUTH PORTAL, LOOKING NORTH
11. NORTH PORTAL, FROM INSIDE MAIN SPAN LOOKING NORTH
12. NORTH PORTAL, LOOKING SOUTH
13. TRUSS WORKS, LOOKING SOUTH AND UP
14. DETAIL OF I BEAM, LOOKING WEST TOWARD MILES GLACIER
15. TOP CHORD OF NORTH SPAN, LOOKING TOWARD CHILDS GLACIER
16. PIERS, LOOKING NORTH
17. DETAIL OF ICE BREAKER, PROTECTION PIER
LOOKING EAST FROM CHILDS GLACIER TO MILES GLACIER
PRINCIPAL LONG SPAN, LOOKING EAST
COLLAPSED SPAN, LOOKING EAST
TOP CHORD OF NORTH SPAN, LOOKING TOWARDS CHILDS GLACIER
CONTROL #:
AK0192
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