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SR-721 over Painters Creek

Miami County, Ohio · rated Fair in the 2025 National Bridge Inventory

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

SR-721 over Painters Creek in Miami County, Ohio, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1988, making it 37 years old at the 2025 inventory.
It carries about 752 vehicles a day (traffic count year 2015).
Its listed owner is the state highway agency.
It is one of 76 of the 312 inventoried bridges in Miami County rated fair (24.4%); 18 (5.8%) 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	Continuous prestressed concrete multiple box beam
Length	about 138 ft
Location	.89MI.S. of Darke County
NBI structure number	5504937
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ir 75 over Ext of Boone Creek	2001	66,840	Good
Ir-75 over Clayton Ext. of Peters C	1957	66,840	Good
Ir-75 over W. Branch of Peters Cree	1957	66,840	Good
Ir-75 over Branch Great Miami River	1957	54,110	Fair
Ir-75 over County Ditch	1957	54,110	Fair
Ir-75 over Howell Extension Ditch	1957	54,110	Good