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CSX - Monongahela River Bridge

Photos 

Elevation From South Showing Original Piers And 1912 Superstructure

Photo taken by William E. Barrett, Photographer, 1972 for HAER

View photos at Library of Congress

BH Photo #153886

Map 

Description 

The first all-metal bridge on the Fink plan, its detailing influenced the development of pin-connection in American bridges. Longest iron bridge in the United States in 1852.

-- Historic American Engineering Record

Facts 

Overview
Warren through truss with all verticals bridge over Monongahela River on CSX Transprtation
Location
Pleasant Valley, Marion County, West Virginia
Status
Open to traffic
History
Built 1912
Builder
- American Bridge Co. of New York
Railroads
- Baltimore & Ohio Railroad (B&O; BO)
- CSX Railroad (CSX)
Design
Warren through truss with all verticals
Dimensions
Length of largest span: 205.0 ft.
Total length: 615.0 ft.
Also called
B&O - Monongahela River Bridge
Approximate latitude, longitude
+39.46653, -80.14762   (decimal degrees)
39°27'60" N, 80°08'51" W   (degrees°minutes'seconds")
Approximate UTM coordinates
17/573322/4368897 (zone/easting/northing)
Quadrangle map:
Fairmont West
Inventory number
BH 50698 (Bridgehunter.com ID)

Update Log 

  • January 4, 2012: Updated by J.P.: Updated builder
  • December 25, 2011: Added by James Baughn

Related Bridges 

Sources 

  • HAER WV-14 - Baltimore & Ohio Railroad, Fairmont Bridge, Spanning Monongahela River, Fairmont, Marion County, WV
  • J.P. - wildcatjon2000 [at] gmail [dot] com

Comments 

New Baltimore & Ohio Monongahela Bridge
Posted April 27, 2014, by Gary Deavers (oprfairmont [at] hotmail [dot] com)

"112 Bridge" is still in daily use on CSX. It used to carry two tracks, but one was removed circa 1980. The west end of the bridge was at a point called "Gaston Junction".