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Local Road over Little Otter Creek

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

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

Local Road over Little Otter Creek in Lyon County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 0 (failed condition, out of service) on the 0-9 scale.
It was built in 1900, making it 125 years old at the 2025 inventory.
It carries about 26 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 70 of the 273 inventoried bridges in Lyon County rated poor (25.6%); 70 (25.6%) 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

Component	Rating (2025)	FHWA scale meaning
Deck	0	Failed condition, out of service
Superstructure	0	Failed condition, out of service
Substructure	0	Failed condition, out of service

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

Bridge	Built	Vehicles/day	Condition
Ia 9 over Stream	1980	4,840	Good
Ia 9 over Stream	1940	4,520	Fair
Ia 9 over Bloodrun Creek	1977	4,520	Fair
US 75 & Ia 9 over Moon Creek	1972	4,400	Fair
Ia 9 over Rock River	1974	3,920	Fair
Ia 9 over Mud Creek	1975	3,270	Fair