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Gum Spring Old MO 21 Bridge

Map 

Facts 

Overview
Concrete arch bridge over Gum Spring Branch on CR 20 (Old MO 21)
Location
Iron County, Missouri
Status
Open to traffic
History
Built 1922; made obsolete by a new alignment of MO 21
Builder
- St. Louis Bridge & Supply Co. (Contractor)
Design
Closed-spandrel concrete arch
Dimensions
Length of largest span: 40.0 ft.
Total length: 43.0 ft.
Deck width: 18.0 ft.
Approximate latitude, longitude
+37.68694, -90.73417   (decimal degrees)
37°41'13" N, 90°44'03" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/699587/4178828 (zone/easting/northing)
Quadrangle map:
Graniteville
Land survey
T. 34 N., R. 3 E., Sec. 5
Average daily traffic (as of 2014)
200
Inventory numbers
MONBI 28372 (Missouri bridge number on the National Bridge Inventory)
BH 21671 (Bridgehunter.com ID)
Inspection report (as of February 2017)
Overall condition: Fair
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Deck condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 67.9 (out of 100)
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