Rating:
No votes cast

Shell Rock River Bridge

Photos 

Abutment from a previous bridge

This was the abutment of a bridge that was built in 1890. That bridge was a pin-connected through truss bridge with a span of 124 ft. and width of 16 feet.

Photo taken by Jason Smith

Enlarge

BH Photo #111019

Map 

Facts 

Overview
Lost through truss bridge over Shell Rock River on Cnty B15/330th Street
Location
Cerro Gordo County, Iowa
Status
No longer exists
History
Built 1927; replaced 2003
Design
Pratt through truss with A-frame portal bracing and riveted connections. Has a 45 skew
Dimensions
Span length: 140.1 ft.
Total length: 140.1 ft.
Deck width: 17.7 ft.
Vertical clearance above deck: 12.3 ft.
Approximate latitude, longitude
+43.24167, -93.11667   (decimal degrees)
43°14'30" N, 93°07'00" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/490528/4787658 (zone/easting/northing)
Quadrangle map:
Nora Springs
Land survey
T. 97 N., R. 19 W., Sec. 8
Inventory numbers
IA 106490 (Iowa bridge number)
BH 13098 (Bridgehunter.com ID)
Inspection (as of 10/1997)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 52.6 (out of 100)
Average daily traffic (as of 1997)
150

Update Log 

  • October 11, 2012: Updated by Jason Smith: Added categories "Skewed", "Riveted", "A-frame portal"
  • May 1, 2010: Updated by J.R. Manning: Added GPS and Updated Road Data
  • February 4, 2008: New photos from Jason Smith

Sources 

  • Jason Smith - flensburg [dot] bridgehunter [dot] av [at] googlemail [dot] com
  • J.R. Manning - thekitchenguy [at] sbcglobal [dot] net