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Hamilton Street over Auglaize River

Auglaize County, Ohio · rated Poor in the 2025 National Bridge Inventory

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

Hamilton Street over Auglaize River in Auglaize County, Ohio, 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 1968, making it 57 years old at the 2025 inventory.
It carries about 4,057 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 1 of the 321 inventoried bridges in Auglaize County rated poor (0.3%); 1 (0.3%) 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	Prestressed concrete multiple box beam
Length	about 227 ft
Location	500 Ft. N.of Auglaize St.
NBI structure number	0630527
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Ir-75 over Quaker Run	1958	35,347	Good
Ir-75 over Usr 33	1959	18,354	Fair
Ir-75 over Usr 33	1959	18,354	Fair
Ir-75 over Penn Central R.R.	1958	18,354	Good
Ir-75 over Penn Central R.R.	1958	18,354	Good
Ir-75 over Pusheta Creek	1962	18,325	Good