Rating:
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UP - 500th Avenue Overpass

Photos 

Photo taken by Bradley J. Grefe

View this photo on Flickr

BH Photo #241456

Map 

Street View 

Facts 

Overview
Steel stringer bridge over 500th Avenue on Union Pacific Railroad
Location
Story County, Iowa, and Boone County, Iowa
Status
Open to traffic
History
Built 1941
Builder
- Des Moines Steel Co. of Des Moines, Iowa
Railroads
- Chicago & North Western Railway (CNW)
- Union Pacific Railroad (UP)
Design
Steel stringer
Dimensions
Span length: 29.9 ft.
Total length: 29.9 ft.
Also called
CNW - Y Avenue Overpass
UP - Y Avenue Overpass
CNW - 500th Avenue Overpass
Approximate latitude, longitude
+42.03926, -93.69867   (decimal degrees)
42°02'21" N, 93°41'55" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/442173/4654370 (zone/easting/northing)
Quadrangle map:
Ames West
Inventory numbers
IA 314520 (Iowa bridge number)
BH 51042 (Bridgehunter.com ID)
Inspection (as of 02/1999)
Average daily traffic (as of 1995)
1,160

Update Log 

  • October 11, 2016: New photos from John Marvig
  • June 8, 2013: Updated by John Marvig: Added category "Ballasted Deck"
  • April 26, 2013: Updated by Luke Harden: Added builder, build date, & Video
  • October 14, 2012: Photo imported by Luke Harden
  • February 17, 2012: New video from Luke Harden
  • February 16, 2012: Updated by Luke Harden: Added categories "Union Pacific Railroad", "Railroad", "Chicago & North Western Railway"
  • January 23, 2012: Added by Luke Harden

Related Bridges 

Sources