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Mars Hill Bridge

Wapello County, Iowa
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Map 

Description 

The Wapello County Mars Hill Bridge represents the first highway bridge in North America to utilize ultra-high performance concrete (UHPC).

Facts 

Overview
Bridge over Little Soap Creek on 100th Avenue
Location
Wapello County, Iowa
Status
Open to traffic
History
Built 2006
Builders
- Bloomfield Bridge and Culvert, Inc.
- Lafarge Canada Inc.
Design
Three 110ft long precast concrete modified 45in deep Iowa bulb-tee beams topped with a cast-in-place concrete bridge deck. The concrete offers such considerable strength that the beams were built without any shear reinforcement.
Dimensions
Length of largest span: 110.0 ft.
Total length: 113.0 ft.
Deck width: 24.5 ft.
Approximate latitude, longitude
+40.90417, -92.35214   (decimal degrees)
40°54'15" N, 92°21'08" W   (degrees°minutes'seconds")
Approximate UTM coordinates
15/554564/4528320 (zone/easting/northing)
Land survey
T. 71 N., R. 13 W., Sec 33-34
Elevation
670 ft. above sea level
USGS topographic map
Agency
Inventory number
BH 53477 (Bridgehunter.com ID)

Categories 

Beam (6,038)
Bloomfield Bridge and Culvert, Inc. (1)
Built 2006 (32)
Built during 2000s (323)
Concrete tee beam (1,077)
First of its kind (7)
Iowa (3,495)
 Lafarge Canada Inc. (1)
Modern (604)
Open (28,302)
Owned by county (16,483)
Span length 100-125 feet (3,299)
Total length 100-125 feet (3,632)
Wapello County, Iowa (54)

Update Log 

  • September 8, 2012: Updated by Clark Vance: Added category "First of its kind"

Related Bridges 

Sources 

  • Clark Vance - cvance [at] dogmail [dot] com
  • A Whole New Cast - Summary of project
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Comments 

Mars Hill Bridge
Posted September 8, 2012, by Clark Vance (cvance [at] dogmail [dot] com)

Modern and historic.

Still ugly concrete although the slimmer beams hold promise for some interesting and attractive designs in the future.