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Dandridge Bridge

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1 3-span Warren cantilevered through truss bridge with polygonal top chords over the French Broad River (Douglass Lake) at Jefferson City, Tennessee

One of 3 cantilevered Warren through truss bridges built after TVA impounded dams on rivers in East Tennessee.

Photo taken by Calvin Sneed in August 2008

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Facts 

Overview
1 3-span Warren cantilevered through truss bridge with polygonal top chords over French Broad River on State Highway 92 in Dandridge
Location
Dandridge, Jefferson County, Tennessee
Status
Open to traffic, scheduled for replacement
Future prospects
Scheduled for replacement
History
Built 1942-1944; rehabilitated 1962, repair work scheduled March 1, 2010
Builder
- Nashville Bridge Co. of Nashville, Tennessee
Design
One three-span cantilevered continuous Warren through truss with polygonal top chords and five steel I-beams.
Dimensions
Length of largest span: 333.0 ft.
Total length: 1,466.9 ft.
Deck width: 18.0 ft.
Vertical clearance above deck: 16.0 ft.
Also called
Dr. James D. Hoskins-H.B. Jarnigan Bridge
French Broad Iron Bridge
Approximate latitude, longitude
+36.01000, -83.41167   (decimal degrees)
36°00'36" N, 83°24'42" W   (degrees°minutes'seconds")
Approximate UTM coordinates
17/282649/3987747 (zone/easting/northing)
USGS topographic map
Jefferson City
Inventory numbers
TN 45SR0920005 (Tennessee bridge number)
BH 32578 (Bridgehunter.com ID)
Inspection (as of 09/2011)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 31.8 (out of 100)
Average daily traffic (as of 2011)
2,880

Update Log 

  • April 24, 2009: New photos from Christopher McCarter
  • September 2, 2008: Updated by Calvin Sneed
  • August 27, 2008: Updated by Calvin Sneed
  • August 24, 2008: Updated by Calvin Sneed

Sources 

  • Calvin Sneed - us43137415 [at] yahoo [dot] com
  • Christopher McCarter - cmccarternx01 [at] hotmail [dot] com