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North River Bridge

Photos 

Photo taken by Daniel Barnes in April 2017

Enlarge

BH Photo #385404

Map 

Facts 

Overview
Through truss bridge over North River on CR P48 (Adair-Madison Avenue)
Location
Madison County, Iowa
Status
Open to traffic
History
Built ca. 1930; rehabilitated 1948
Design
Riveted, 7-panel Pratt through truss
Dimensions
Length of largest span: 122.1 ft.
Total length: 125.0 ft.
Deck width: 12.1 ft.
Vertical clearance above deck: 11.8 ft.
Approximate latitude, longitude
+41.42270, -94.24155   (decimal degrees)
41°25'22" N, 94°14'30" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/396252/4586425 (zone/easting/northing)
Quadrangle map:
Earlham West
Land survey
T. 77 N., R. 29 W., Sec. 31
Average daily traffic (as of 2016)
50
Inventory numbers
IA 235320 (Iowa bridge number)
BH 13974 (Bridgehunter.com ID)
Inspection report (as of August 2017)
Overall condition: Fair
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Deck condition rating: Good (7 out of 9)
Sufficiency rating: 38.9 (out of 100)
View more at BridgeReports.com

Categories 

7-panel truss (362)
Built during 1930s (11,242)
Iowa (6,191)
Madison County, Iowa (66)
North River (Iowa) (16)
One-lane traffic (7,535)
Open (38,205)
Pratt through truss (5,001)
Pratt truss (8,735)
Riveted (2,052)
Span length 100-125 feet (4,228)
Through truss (14,030)
Total length 125-175 feet (5,673)
Truss (31,218)
Wooden deck (6,002)

Update Log 

  • April 6, 2017: New photos from Daniel Barnes

Sources 

  • Daniel Barnes