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Overview

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Weight limit sign

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Close-up of truss

Map 

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Facts 

Overview
Pony truss bridge over Falls Branch on CR 921 just off Route M at Lithium
Location
Perry County, Missouri
Status
Open to traffic on a gravel road with a 6 ton weight limit
History
Built ca. 1920
Design
Pin-connected, 3-panel, half-hip Pratt pony truss
Dimensions
Total length: 44.9 ft.
Deck width: 11.8 ft.
Approximate latitude, longitude
+37.83859, -89.88445   (decimal degrees)
37°50'19" N, 89°53'04" W   (degrees°minutes'seconds")
Approximate UTM coordinates
16/246172/4191827 (zone/easting/northing)
Land survey
Survey No. 447 (T. 36 N., R. 10 E.)
USGS topographic map
Lithium
Inventory numbers
MONBI 13564 (Missouri bridge number on the National Bridge Inventory)
BH 22272 (Bridgehunter.com ID)
Inspection (as of 03/2007)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Serious (3 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 20.7 (out of 100)
Average daily traffic (as of 2007)
35

Categories 

3-panel truss (21)
Built during 1920s (4,795)
Half-hip (23)
Missouri (2,585)
One-lane traffic (6,989)
Open (22,286)
Owned by county (14,356)
Perry County, Missouri (26)
Pin-connected (509)
Pony truss (9,533)
Pratt pony truss (535)
Pratt truss (1,663)
Structurally deficient (12,073)
Total length 25-50 feet (5,495)
Truss (16,258)

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