Winchester Bridge

Photos 

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Winchester Bridge After Rehabilitation Photo taken by Michael Goff on March 18, 2008 View high-res version

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Winchester Bridge Before Rehabilitation Photo taken by Michael Goff on March 22, 2007 View high-res version

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Winchester Bridge - Tudor Gothic Curtain Walls Photo taken by Michael Goff on March 22, 2007 View high-res version

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Winchester Bridge With Winchester Dam in the background Photo taken by Michael Goff on March 22, 2007 View high-res version

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General View From Southwest Photo taken by Historic American Engineering Record View photos at Library of Congress

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Perspective View Of Bridge Piers Photo taken by Historic American Engineering Record View photos at Library of Congress

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Detail, Junction Of Arch Span And Approach Span From Northwest Photo taken by Historic American Engineering Record View photos at Library of Congress

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Elevation Of Pier And Base Of Arches Photo taken by Historic American Engineering Record View photos at Library of Congress

Map 

Vicinity map Map links: Google Maps Yahoo! Maps TopoZone Terraserver USA

Facts 

Overview

Concrete arch bridge over North Umpqua River on OR 99

Location

Douglas County, Oregon

Status

Open to Traffic

History

Built 1923, Rehabilitated 2008

Builders

- Conde B. McCullough
- H.E. Doering

Design

The Winchester Bridge is the longest bridge designed by Conde B. McCullough during the 1920's. The bridge has a unique Tudor Gothic architectural style incorporated into the curtain walls and railing.

Dimensions

Length of largest span: 112.0 ft.
Total length: 883.9 ft.
Deck width: 24.0 ft.

Also called

North Umpqua River Bridge
Robert A. Booth Bridge

Approximate latitude, longitude

+43.16588, -123.21194   (decimal degrees)
43°09'57" N, 123°12'43" W   (degrees°minutes'seconds")

Approximate UTM coordinates

10/482771/4779257 (zone/easting/northing)

USGS topographic map

Dixonville

Inventory number

BH 29955 (Bridgehunter.com ID)

Inspection (as of 11/2007)

Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 19.7 (out of 100)

Average daily traffic (as of 2002)

6,386

Categories 

Update Log 

• April 20, 2009: Posted HAER photos
• November 3, 2008: Updated by Michael Goff
• August 7, 2008: Updated by Michael Goff
• June 20, 2008: Updated by Michael Goff
• June 12, 2008: Updated by Michael Goff

Sources 

• Michael Goff - michael [dot] goff [at] odot [dot] state [dot] or [dot] us
• HAER OR-33 - Winchester Bridge, Spanning North Umpqua River at Pacific Highway, Winchester, Douglas County, OR

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