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Unnamed Creek Bridge

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Map 

Facts 

Overview
Pony truss bridge over Bloody Run on Sleepy Hollow Road
Location
Dubuque County, Iowa
Status
Open to traffic
History
Built 1938
Design
Pratt pony truss
Dimensions
Length of largest span: 42.0 ft.
Total length: 43.0 ft.
Deck width: 15.4 ft.
Approximate latitude, longitude
+42.58213, -90.73127   (decimal degrees)
42°34'56" N, 90°43'53" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/686172/4716907 (zone/easting/northing)
Land survey
T. 90 N., R. 2 E.
USGS topographic map
Dubuque North
Inventory numbers
IA 148070 (Iowa bridge number)
BH 13443 (Bridgehunter.com ID)
Inspection (as of 05/2012)
Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Critical (2 out of 9)
Substructure condition rating: Critical (2 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 22.0 (out of 100)
Average daily traffic (as of 2009)
50

Categories 

Built 1938 (581)
Built during 1930s (8,551)
Dubuque County, Iowa (61)
Iowa (3,506)
One-lane traffic (7,112)
Open (28,314)
Owned by county (16,489)
Pony truss (13,217)
Pratt pony truss (2,342)
Pratt truss (5,660)
Span length 25-50 feet (10,054)
Structurally deficient (16,680)
Total length 25-50 feet (7,628)
Truss (23,574)
Wooden deck (5,398)

Update Log 

  • February 9, 2012: Updated by Jason Smith: Added information on the bridge

Sources 

  • Jason Smith - JDSmith77 [at] gmx [dot] net