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
Open to traffic on a gravel road with a 4 ton weight limit
History
Built ca. 1930
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")
Land survey
Survey #962 (T. 36 N., R. 10 E.)
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 (19)
Bedstead truss (15)
Missouri (2,355)
Open (21,590)
Owned by county (14,138)
Perry County, Missouri (26)
Pin-connected (417)
Pony truss (9,385)
Pratt truss (1,405)
Span length 25-50 feet (6,042)
Structurally deficient (10,792)
Total length 25-50 feet (5,254)

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