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Cordova vicinity

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Copper River & Northwest Railroad, Million Dollar Bridge, Spanning Copper River at Miles Glacier, Cordova, Valdez-Cordova Census Area, AK



See 11 maps of this location


B&W Photos

HB4299

HB4300

HB4301

HB4302

HB4303

HB4304

HB4305

HB4306

HB4307

HB4308

HB4309

HB4310

HB4311

HB4312

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HB4314

HB4315


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Item Title


Location
Spanning Copper River at Miles Glacier, Cordova vicinity, AK

Find maps of Cordova, AK


Created/Published
Documentation compiled after 1968.

Notes
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
Railroad Bridges
Steel Truss Bridges


Related Names
Heney ,
O'Neel , A. C.
Copper River & Northwest Railway
Lowe, Jet, Photographer
Faulkner, Sandra M., Historian


Collection
Historic American Engineering Record (Library of Congress)

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


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