Photos 

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Overview

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Weight limit sign

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Close-up of truss

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Eyebar connections

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Endpost joint

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Lower chord damage

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Abutment

Map 

Vicinity Map

Vicinity map

Map links:

Facts 

Overview
Bedstead pony truss bridge over St. Laurent Creek on CR 930 southeast of St. Mary
Location
Perry County, Missouri
Status
Replaced by new bridge
History
Built ca. 1930; replaced 2005
Design
Pin-connected, 3-panel Pratt bedstead pony truss
Dimensions
Length of largest span: 45.0 ft.
Total length: 46.0 ft.
Deck width: 12.1 ft.
Approximate latitude, longitude
+37.85001, -89.93405   (decimal degrees)
37°51'00" N, 89°56'03" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/241846/4193231 (zone/easting/northing)
Land survey
Survey #962 (T. 36 N., R. 10 E.)
USGS topographic map
Lithium
Inventory numbers
MONBI 13757 (Missouri bridge number on the National Bridge Inventory)
BH 22277 (Bridgehunter.com ID)
Inspection (as of 02/2005)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 23.9 (out of 100)
Average daily traffic (as of 2005)
35

Categories 

3-panel truss (21)
Bedstead Pratt pony truss (31)
Bedstead truss (53)
Built during 1930s (6,117)
Lost (1,974)
Missouri (2,598)
Open (22,301)
Owned by county (14,359)
Perry County, Missouri (26)
Pin-connected (513)
Pony truss (9,534)
Pratt pony truss (535)
Pratt truss (1,669)
Replaced by new bridge (841)
Span length 25-50 feet (6,263)
Structurally deficient (12,077)
Total length 25-50 feet (5,496)
Truss (16,277)

Comments 

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