Rating:
3 votes

Armstrong Bridge

Photos 

Photo taken by Mike Roegner

BH Photo #185304

Map 

Facts 

Overview
Through truss bridge over Middle Fork Vermilion River on TR 42A south of Armstrong
Location
Vermilion County, Illinois
Status
Open to traffic
History
Built 1910, rehabilitated in 1970
Builder
- Attica Bridge Co. of Attica, Indiana
Design
Riveted, 9-panel Warren through truss
Dimensions
Length of largest span: 150.2 ft.
Total length: 153.1 ft.
Deck width: 14.7 ft.
Vertical clearance above deck: 16.5 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+40.29881, -87.87734   (decimal degrees)
40°17'56" N, 87°52'38" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/425437/4461291 (zone/easting/northing)
Quadrangle map:
Penfield
Inventory numbers
IL 092-0111 (Illinois bridge number)
BH 15703 (Bridgehunter.com ID)
Inspection (as of 01/2013)
Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 21.8 (out of 100)
Average daily traffic (as of 2008)
200

Update Log 

  • February 18, 2011: New photo from Jacob P. Bernard
  • February 17, 2011: New photo from Jacob P. Bernard
  • July 26, 2010: Updated by Anthony Dillon: Changed truss type to a Warren

Sources 

Comments 

Middle Fork River Bridge
Posted July 26, 2010, by Anthony Dillon (spansaver [at] hotmail [dot] com)

This is a beautiful example of an Attica Bridge Co. span, that looks to be well preserved. I changed the truss type to a Warren, but couldn't tell from the photos if it was riveted or bolted.