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Historic Bridges: Boone County, Iowa

Special Bridge Conditions Legend
! At risk for demolition or destruction.
X Confirmed demolished or collapsed.
S Dismantled and/or in storage.
L Severe loss of historic integrity due to alteration.

Total Bridges Found: 3

Browse Bridges In Google Maps

110th Street Bridge
Iowa Bridge Number 78120
Historic Significance Rating (HSR)
National HSR. Local HSR.
Click to visit page.
110th Street (U Avenue) Over Squaw Creek

Rural: Boone County, Iowa
Concrete Marsh Rainbow Through Arch, Fixed
Length: 88 ft
Main Span: 60 ft
Roadway: 17.1 ft
Main Spans: 1
Built 1918 By: Marsh Engineering Company of Des Moines, Iowa
L Avenue Bridge
Iowa Bridge Number 77840
Historic Significance Rating (HSR)
National HSR. Local HSR.
Click to visit page.
L Avenue Over Railroad (Union Pacific)

Rural: Boone County, Iowa
Metal Rivet-Connected Double-Intersection Warren Pony Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed
Length: 130 ft
Main Span: 47 ft
Roadway: 17.7 ft
Main Spans: 1
Built By: Unknown
X
Wagon Wheel Bridge
Iowa Bridge Number 77850
Historic Significance Rating (HSR)
National HSR. Local HSR.
Click to visit page.
200th Street Over Des Moines River

Rural: Boone County, Iowa
Metal 12 Panel Pin-Connected Pennsylvania Through Truss, Fixed and Approach Spans: Wood Stringer (Multi-Beam), Fixed
Length: 703 ft
Main Span: 200 ft
Roadway: 16 ft
Main Spans: 4
Built 1911 By: Iowa Bridge Company of Des Moines, Iowa

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