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L Avenue Overpass

Photos 

Looking North

Photo taken by Daniel Barnes in November 2017

Enlarge

BH Photo #412213

Map 

Facts 

Overview
Pony truss bridge over BNSF Railroad on L Avenue
Location
Montgomery County, Iowa
Status
Open to traffic
History
Built 1913
Railroads
- Amtrak (AMTK)
- BNSF Railway (BNSF)
Design
Pony truss
Dimensions
Length of largest span: 42.0 ft.
Total length: 114.2 ft.
Deck width: 16.1 ft.
Approximate latitude, longitude
+40.99267, -95.15618   (decimal degrees)
40°59'34" N, 95°09'22" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/318636/4540182 (zone/easting/northing)
Quadrangle map:
Red Oak South
Land survey
T. 72 N., R. 37 W., Sec. 31
Inventory numbers
IA 255420 (Iowa bridge number)
BH 14113 (Bridgehunter.com ID)
Inspection (as of 05/2010)
Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 38.7 (out of 100)
Average daily traffic (as of 2008)
45

Categories 

Amtrak (434)
BNSF Railway (1,110)
Built 1913 (758)
Built during 1910s (8,803)
Iowa (5,823)
Montgomery County, Iowa (73)
Open (36,865)
Owned by railroad (9,932)
Pony truss (15,080)
Skewed (4,707)
Span length 25-50 feet (13,730)
Structurally deficient (18,550)
Total length 100-125 feet (4,700)
Truss (29,539)
Wooden deck (5,872)

Update Log 

  • November 30, 2017: New photos from Daniel Barnes
  • March 31, 2014: Updated by Luke Harden: Removed category "Railroad"

Sources 

  • Daniel Barnes