Rating:
3 votes

Main Street Bridge

Boone County, Iowa
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Photo 

Photo taken by Bill Dunbar

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Map 

Facts 

Overview
Concrete rigid frame bridge over High Trestle Trail on Main Street
Location
Madrid, Boone County, Iowa
Status
Open to traffic
History
Built 1999
Design
Closed-spandrel arch
Dimensions
Length of largest span: 20.0 ft.
Total length: 21.0 ft.
Deck width: 30.8 ft.
Approximate latitude, longitude
+41.87432, -93.82296   (decimal degrees)
41°52'28" N, 93°49'23" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/431710/4636149 (zone/easting/northing)
USGS topographic map
Granger
Inventory numbers
IA 7481 (Iowa bridge number)
BH 49583 (Bridgehunter.com ID)
Inspection (as of 01/2012)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Not deficient
Sufficiency rating: 96.9 (out of 100)
Average daily traffic (as of 2007)
690

Categories 

Arch (9,419)
Boone County, Iowa (56)
Built 1999 (32)
Built during 1990s (306)
Chicago, Milwaukee, St. Paul & Pacific Railroad (283)
Closed-spandrel arch (2,759)
Deck arch (8,700)
High Trestle Trail (3)
 Iowa (3,506)
Madrid, Iowa (1)
Modern (605)
Open (28,314)
Owned by city (3,052)
Span length under 25 feet (4,081)
Total length under 25 feet (1,401)

Update Log 

  • March 28, 2013: Updated by John Marvig: Imported NBI Information
  • September 12, 2011: Added by Luke Harden

Sources 

  • Luke Harden - lukemh9 [at] gmail [dot] com
  • Youtube - High Trestle Trail
  • John Marvig - johnmarvig [at] chaska [dot] net

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