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W Indiana Ave over Rio Grande Creek

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

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

W Indiana Ave over Rio Grande 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 substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1940, making it 85 years old at the 2025 inventory.
It carries about 232 vehicles a day (traffic count year 2022).
Its listed owner is a city or municipal 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


Structure	Steel stringer or multi-beam girder
Length	about 22 ft
Location	098440209
NBI structure number	000000000005490
Condition class	Poor

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