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FM over Small

Iowa County, Iowa · rated Poor in the 2025 National Bridge Inventory

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

FM over Small in Iowa County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
It was built in 1952, making it 73 years old at the 2025 inventory.
It carries about 45 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 45 of the 239 inventoried bridges in Iowa County rated poor (18.8%); 45 (18.8%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 58 ft
Location	079123003
NBI structure number	000000000189960
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
I-80 over Clear Creek	1963	33,800	Good
I 80 over Stream	1963	33,000	Fair
I-80 over No Name Creek	1963	31,400	Fair
I-80 over Stream	1962	30,300	Fair
I-80 over Old Mans Creek	1962	30,100	Fair
I-80 over Stream	1961	29,700	Good