Rating:
3 votes

Oronoco Bridge

Olmsted County, Minnesota

Photos 

Oblique view

Photo taken October 2005 by Jason Smith

BH Photo #103508

Map 

Street View 

Description 

Originally replaced an iron truss bridge built by Horace E. Horton

Facts 

Overview
Open-spandrel arch bridge over Zumbro River on CSAH 18 at Oronoco
Location
Oronoco, Olmsted County, Minnesota
Status
Open to traffic
History
Built 1918; rehabilitated 1987; Damaged by flood & re-opened 2010
Builder
- N.M. Stark & Co. of Des Moines, Iowa
Design
Open-spandrel arch
Dimensions
Length of largest span: 208.3 ft.
Total length: 295.9 ft.
Deck width: 40.0 ft.
Approximate latitude, longitude
+44.16243, -92.53475   (decimal degrees)
44°09'45" N, 92°32'05" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/537199/4890019 (zone/easting/northing)
Quadrangle map:
Oronoco
Inventory numbers
MN 448 (Minnesota bridge number)
BH 20526 (Bridgehunter.com ID)

Categories 

Arch (12,653)
Beam (16,882)
Built 1918 (505)
Built during 1910s (9,970)
Concrete stringer (865)
Deck arch (11,890)
Have street view (28,895)
Minnesota (1,649)
N.M. Stark & Co. (52)
 Olmsted County, Minnesota (39)
Open (40,969)
Open-spandrel arch (804)
Oronoco, Minnesota (2)
Owned by county (21,607)
Span length 175-250 feet (2,058)
Total length 250-500 feet (5,507)
Zumbro River (25)

Update Log 

  • November 24, 2021: Updated by Paul Plassman: Added NBI data
  • August 25, 2013: New Street View added by Dave King
  • March 8, 2013: Updated by Luke Harden: Added builder
  • November 9, 2012: Photo imported by Luke Harden
  • December 27, 2010: Updated by Nate Ahrensfeld: Edited status
  • February 18, 2010: Updated by Matthew Lohry: Updated GPS coordinates and approach type
  • January 9, 2006: Posted photos from Jason Smith

Related Bridges 

Sources 

  • Jason Smith - flensburg [dot] bridgehunter [dot] av [at] googlemail [dot] com
  • Matt Lohry
  • Nate Ahrensfeld
  • Benjamin Cole - mountainjam99 [at] gmail [dot] com
  • Luke
  • Book
  • Dave King - DKinghawkfan [at] hotmail [dot] com
  • Paul Plassman
  • Minnesota Department of Transportation - Excellent discussion of bridge
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Comments 

Oronoco Bridge
Posted November 24, 2021, by Paul Plassman

Photo of bridge as it originally appeared before widening:

https://collection.mndigital.org/catalog/olms:689#/image/0

Oronoco Bridge
Posted November 10, 2010, by Ted Thorson (Ted_Thoreson [at] yahoo [dot] com)

September 23, 2010 5 minutes before closing bridge

Oronoco Bridge
Posted November 9, 2010, by Robert Thompson

I think the flotsam ON TOP of the dam structure says it all.... wow! That was some flood!

Oronoco Bridge
Posted November 9, 2010, by Ted Thorson (Ted_Thoreson [at] yahoo [dot] com)

September 2010 Flood

Oronoco Bridge
Posted November 9, 2010, by Ted Thorson (Ted_Thoreson [at] yahoo [dot] com)

September 2010 Flood

Oronoco Bridge
Posted November 9, 2010, by Ted Thorson (Ted_Thoreson [at] yahoo [dot] com)

September 2010 Flood

Oronoco Bridge
Posted November 9, 2010, by Ted Thorson (Ted_Thoreson [at] yahoo [dot] com)

September 2010 flood

Oronoco Bridge
Posted November 9, 2010, by Ted Thorson (Ted_thoreson [at] yahoo [dot] com)

Sptember 2010 flood

Oronoco Bridge
Posted September 25, 2010, by Benjamin Cole (mountainjam99 [at] gmail [dot] com)

http://www.myfoxtwincities.com/dpp/weather/flood-bridge-orno...