Gasconade River Old US 66 Bridge

Photos 

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East end Photos taken April 2004 by David Backlin

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West end

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Gasconade Bridge Side View one truss section shot from I-44 Bridge Photo taken by Kim Harvey

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Gasconade Bridge Side View another truss section shot from I-44 Bridge (hint: take pictures in the winter time, trees block the view) Photo taken by Kim Harvey

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Overview from West End Photo taken by David Backlin in April 2008 View high-res version

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West Approach Photo taken by David Backlin in April 2008 View high-res version

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East Portal Photo taken by David Backlin in April 2008 View high-res version

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Behind West Portal Photo taken by David Backlin in April 2008 View high-res version

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Deck View Photo taken by David Backlin in April 2008 View high-res version

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Underside of Deck Photo taken by David Backlin in April 2008 View high-res version

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Cracked Support Photo taken by David Backlin in April 2008 View high-res version

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View of Railing Photo taken by David Backlin in April 2008 View high-res version

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Damaged Curbing Photo taken by David Backlin in April 2008 View high-res version

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Photo taken by Gene McCluney in October 2007 View high-res version

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Photo taken by Gene McCluney in October 2007 View high-res version

Map 

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

Facts 

Overview

Three-span through truss bridge over Gasconade River on Old US 66 near Hazelgreen

Location

Laclede County, Missouri

Status

Open to traffic

History

Built 1922-24

Design

From west to east:
One 8-panel Warren pony truss with alternating verticals
Two 8-panel Parker through trusses
One 6-panel Pratt through truss

Dimensions

Length of largest span: 161.7 ft.
Total length: 525.8 ft.
Deck width: 20.0 ft.
Vertical clearance above deck: 13.8 ft.

Recognition

Eligible for the National Register of Historic Places

Approximate latitude, longitude

+37.75919, -92.45150   (decimal degrees)
37°45'33" N, 92°27'05" W   (degrees°minutes'seconds")

Approximate UTM coordinates

15/548314/4179238 (zone/easting/northing)

Land survey

T. 35 N., R. 14 W., Sec. 15

USGS topographic map

Richland

Inventory numbers

MoDOT G-245 (Missouri Dept. of Transportation bridge number)
MONBI 4570 (Missouri bridge number on the National Bridge Inventory)
BH 21827 (Bridgehunter.com ID)

Inspection (as of 10/2007)

Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 40.1 (out of 100)

Average daily traffic (as of 2006)

422

Categories 

Update Log 

• December 13, 2008: New photos from Gene McCluney
• July 28, 2008: New photos from David Backlin
• July 27, 2008: New photos from Kim Harvey
• March 22, 2005: Posted photos by David Backlin

Sources 

• David Backlin - us71 [at] cox [dot] net
• Kim Harvey - ayrlieofremora [at] yahoo [dot] com
• Gene McCluney - mccluney [at] sbcglobal [dot] net
• Missouri Historic Bridge Inventory

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