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Local over Brown CR

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

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

Local over Brown CR in Emmet County, Iowa, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1964, making it 61 years old at the 2025 inventory.
It carries about 20 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 45 of the 78 inventoried bridges in Emmet County rated fair (57.7%); 15 (19.2%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 57 ft
Location	100333201
NBI structure number	000000000149160
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ia 9 over Des Moines River	1975	8,200	Fair
Ia 4 over West Fk Des Moines River	1981	2,960	Good
Ia 9 over Brown Creek	1986	2,740	Good
Ia 4 over Drainage Ditch	1984	2,050	Good
Ia 9 over E Fork Des Moines River	1986	1,930	Fair
Ia 4 over Drainage Ditch #2	2019	1,740	Good