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Switchback Arch Bridge

Skagway-Hoonah-Angoon Census Area, Alaska
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Photos 

White Pass & Yukon Railroad

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View this photo at wpyr.com

Map 

Description 

It appears that at least part of the railway is still used, possibly for tourism.

http://www.wpyr.com

Facts 

Overview
Abandoned arch bridge over White Pass on Abandoned White Pass and Yukon Railroad
Location
Skagway-Hoonah-Angoon Census Area, Alaska
Status
Abandoned
History
ca.1900; Abandoned 1969
Builders
- E.C. Hawkins (Chief Engineer)
- Michael James Heney (Contractor)
Design
Triangular arch
Approximate latitude, longitude
+59.60353, -135.14214   (decimal degrees)
59°36'13" N, 135°08'32" W   (degrees°minutes'seconds")
Approximate UTM coordinates
8/491977/6607267 (zone/easting/northing)
Inventory number
BH 50039 (Bridgehunter.com ID)

Categories 

Abandoned (1,372)
Alaska (79)
Arch (9,419)
Built during 1900s (4,246)
Deck arch (8,700)
E.C. Hawkins (4)
HAER documented (781)
 Michael James Heney (4)
Railroad (4,070)
Skagway-Hoonah-Angoon Census Area, Alaska (4)
Skewed (4,080)
Tall Bridges (71)
White Pass & Yukon Railroad (1)

Update Log 

  • November 18, 2012: Updated by Luke Harden: Updated history section
  • January 5, 2012: Updated by J.P.: Added category "HAER documented"
  • November 4, 2011: Added by Nathan Holth

Sources 

  • Transactions Paper
  • Nathan Holth
  • Tony Dillon - spansaver [at] hotmail [dot] com
  • HAER AK-39 - White Pass & Yukon Railroad, Cantilever Bridge, Skagway, Skagway-Hoonah-Angoon Census Area, AK
  • Luke Harden - lukemh9 [at] gmail [dot] com
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Comments 

Switchback Arch Bridge
Posted November 5, 2011, by Craig Philpott (cphilpott [at] puc [dot] edu)

What an interesting design. It must have been a fun search to find these pictures.