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Mill Creek CR 321 Bridge

Photos 

Photo taken by James McCray

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BH Photo #236777

Map 

Facts 

Overview
Pony truss bridge over Mill Creek on CR 321
Location
Holt County, Missouri
Status
Open to traffic
History
Built ca. 1920
Design
Pin-connected, 5-panel Pratt pony truss
Dimensions
Length of largest span: 75.1 ft.
Total length: 118.0 ft.
Deck width: 16.0 ft.
Approximate latitude, longitude
+39.92526, -95.14398   (decimal degrees)
39°55'31" N, 95°08'38" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/316783/4421661 (zone/easting/northing)
Quadrangle map:
Oregon
Land survey
T. 59 N., R. 38 W., Sec. 15
Average daily traffic (as of 2016)
5
Inventory numbers
MO 044-321000.9 (Missouri off-system bridge number)
MONBI 21730 (Missouri bridge number on the National Bridge Inventory)
BH 21629 (Bridgehunter.com ID)
Inspection report (as of March 2016)
Overall condition: Poor
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Poor (4 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 29.5 (out of 100)
View more at BridgeReports.com

Categories 

Built during 1920s (9,300)
Holt County, Missouri (75)
Missouri (6,080)
One-lane traffic (7,535)
Open (38,111)
Owned by county (19,549)
Pony truss (15,468)
Pratt pony truss (3,325)
Pratt truss (8,409)
Span length 75-100 feet (6,093)
Structurally deficient (17,274)
Total length 100-125 feet (4,908)
Truss (30,745)
Wooden deck (5,975)

Update Log 

  • August 4, 2012: New photos from James McCray

Sources