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Usr-127 over St.marys River

Mercer County, Ohio · rated Good in the 2025 National Bridge Inventory

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

Usr-127 over St.marys River in Mercer County, Ohio, 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 1935 and reconstructed in 1993, making it 90 years old at the 2025 inventory.
It carries about 6,143 vehicles a day (traffic count year 2015).
Its listed owner is the state highway agency.
It is one of 149 of the 327 inventoried bridges in Mercer County rated good (45.6%); 5 (1.5%) 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	Continuous steel stringer or multi-beam girder
Length	about 165 ft
Location	.78MI.N.OF Jct. SR-707
NBI structure number	5402794
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Usr-127 over Beaver Creek	2008	9,767	Good
Usr-127 over Coldwater Creek	1950	9,115	Good
Usr-127 over Dahlinghaus Ditch	1950	6,978	Good
Usr 33 over Eight Mile Creek	1997	6,514	Good
Usr 33 over Twelve Mile Creek	1962	6,433	Fair
Usr 33 over Branch Eight Mile Creek	1972	6,433	Good