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NB US 65 over Willow Creek

Cerro Gordo County, Iowa · rated Fair in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

NB US 65 over Willow Creek in Cerro Gordo County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1970, making it 55 years old at the 2025 inventory.
It carries about 2,950 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 135 of the 268 inventoried bridges in Cerro Gordo County rated fair (50.4%); 14 (5.2%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 201 ft
Location	0.1 mi. N of WB IA 122
NBI structure number	000000000018932
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.

Bridge	Built	Vehicles/day	Condition
I-35 over Calmus Creek	1970	21,400	Fair
Ia 122 over Cheslea Creek	2010	18,800	Good
I-35 over Drainage Ditch	1972	18,100	Good
I-35 over Drainage Ditch	1972	17,700	Fair
I-35 over Drainage Ditch	1971	17,600	Fair
I 35 over Drainage Ditch	1972	17,600	Fair