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Jenson Tunnel

Le Flore County, Oklahoma
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Photos 

South Portal

Photo taken by Nathan Morton in May 2011

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Map 

Facts 

Overview
Tunnel under Backbone Mountain on KCS Railway
Location
Le Flore County, Oklahoma
Status
Open to traffic
History
Built 1886
Design
Tunnel
Dimensions
Total length: 1,180.0 ft.
Deck width: 14.0 ft.
Vertical clearance above deck: 20.0 ft.
Recognition
Posted to the National Register of Historic Places on May 13, 1976
Also called
Backbone Tunnel
Approximate latitude, longitude
+35.21735, -94.44298   (decimal degrees)
35°13'02" N, 94°26'35" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/368670/3898100 (zone/easting/northing)
Elevation
600 ft. above sea level
USGS topographic map
Hackett
Inventory numbers
NRHP 76001567 (National Register of Historic Places reference number)
BH 37893 (Bridgehunter.com ID)

Categories 

19th Century (3,820)
Built 1886 (111)
Built during 1880s (1,045)
Kansas City Southern Railway (115)
Le Flore County, Oklahoma (55)
NR-listed (2,353)
Oklahoma (1,642)
 Open (28,310)
Owned by railroad (4,039)
Railroad (4,070)
St. Louis & San Francisco Railroad (61)
Total length 1000-2500 feet (1,213)
Tunnel (542)

Update Log 

  • May 19, 2011: New photos from Nathan Morton
  • October 27, 2008: Added by Rick Mattioni

Sources 

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Comments 

Jenson Tunnel
Posted July 16, 2011, by J Minor (justinminor [at] hotmail [dot] com)

The date on the tunnel itself is 1886. I've walked to it myself and seen it with my own eyes.

Jenson Tunnel
Posted May 19, 2009, by jack (jackkav [at] sbcglobal [dot] net)

OKLAHOMA HISTORIC BRIDGES SAYS WAS BUILT IN 1885 NOT 1886

Jenson Tunnel
Posted December 26, 2008, by Darrel Drumm (didrumm [at] hotmail [dot] com)

Picture taken in the 1980's from the south approach.

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