Home › Iowa › Emmet County › Ia 15 over Black Cat Creek

Ia 15 over Black Cat Creek

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

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

Ia 15 over Black Cat Creek in Emmet County, Iowa, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1991, making it 34 years old at the 2025 inventory.
It carries about 970 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 18 of the 78 inventoried bridges in Emmet County rated good (23.1%); 15 (19.2%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 92 ft
Location	6.4 mi. S of IA 9
NBI structure number	000000000024351
Condition class	Good

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