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Ia 60 SB over Otter Creek

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

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

Ia 60 SB over Otter Creek in Osceola 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 8 (very good condition) on the 0-9 scale.
It was built in 2003, making it 22 years old at the 2025 inventory.
It carries about 2,700 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 67 of the 184 inventoried bridges in Osceola County rated good (36.4%); 12 (6.5%) 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 223 ft
Location	1.6 mi. S of SR A34
NBI structure number	000000000609185
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Ia 60 over Drainage	2004	5,400	Good
Ia 60 NB over Wagner Creek	2003	5,400	Good
Ia 60 SB over Drainage Ditch	1935	5,100	Fair
Ia 60 NB over Drainage	2004	5,100	Good
Ia 60 NB over Otter Creek	2004	2,700	Good
Ia 9 over Dry Run Creek	1978	2,680	Good