Rating:
3 votes

Big Rocky Fork Iron Bridge

Photos 

Unique bridge

Photo taken by Anthony Dillon in April 2009

Enlarge

BH Photo #136425

Map 

Video 

Big Rocky Fork bridge

Mike Daffron

Play video on YouTube

Facts 

Overview
Through truss bridge over Big Rocky Fork Creek on CR 700S east of Mansfield
Location
Parke County, Indiana
Status
Open to pedestrians only
History
Built ca. 1890 by the Wrought Iron Bridge Co.
Builder
- Wrought Iron Bridge Co. of Canton, Ohio
Design
Pinned Pratt through truss
Dimensions
Length of largest span: 104.0 ft.
Total length: 108.9 ft.
Deck width: 16.1 ft.
Also called
County Bridge #11
Approximate latitude, longitude
+39.67444, -87.08689   (decimal degrees)
39°40'28" N, 87°05'13" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/492548/4391627 (zone/easting/northing)
Quadrangle map:
Mansfield
Inventory numbers
INNBI 6100009 (Indiana bridge number on the National Bridge Inventory)
BH 42195 (Bridgehunter.com ID)
Inspection (as of 06/1990)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 23.4 (out of 100)
Average daily traffic (as of 1990)
100

Update Log 

  • October 16, 2017: Updated by Robert Elder: Added category "Laced endposts"
  • October 15, 2017: New photos from Mike Daffron
  • June 17, 2017: New video from Mike Daffron
  • May 31, 2017: Updated by Christopher Finigan: Added category "Pin-connected"
  • March 5, 2010: Updated by Anthony Dillon: Added county bridge number
  • February 2, 2010: New photos from Anthony Dillon
  • May 16, 2009: Updated by Robert Stephenson
  • April 3, 2009: Updated by Robert Stephenson: Length, Span and GPS
  • April 2, 2009: Added by Anthony Dillon

Sources 

Comments 

Big Rocky Fork Iron Bridge
Posted May 16, 2009, by Robert Elder (robertelder1 [at] gmail [dot] com)

The horizontal struts are certainly an unsual feature. Similar examples can be seen on another WIBC bridge - the Upper Bluffton Bridge near Decorah, Iowa.

http://www.bridgehunter.com/ia/winneshiek/upper-bluffton/