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County Road 12 over Trail Run L. Dunlap

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

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

County Road 12 over Trail Run L. Dunlap in Carroll 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 2004, making it 21 years old at the 2025 inventory.
It carries about 1,084 vehicles a day (traffic count year 2015).
Its listed owner is the county highway agency.
It is one of 54 of the 125 inventoried bridges in Carroll County rated good (43.2%); 7 (5.6%) 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	Steel stringer or multi-beam girder
Length	about 37 ft
Location	200 Ft North of Cco 27
NBI structure number	1033182
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SR43 & SR183 over Big Sandy CR	1960	10,883	Good
SR183 over Big Sandy Creek	1961	7,996	Fair
SR43 & SR183 over Armstrong Run	1958	7,862	Good
SR 43 over Br Pipe Run	1994	7,428	Good
SR43 over Br Pipe Run	1961	7,428	Good
S.R. 43 over Pipe Run	1961	7,428	Good