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Keo Lane over Upper Twin Creek

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

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

Keo Lane over Upper Twin Creek in Ross 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 1999, making it 26 years old at the 2025 inventory.
It carries about 155 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 138 of the 355 inventoried bridges in Ross County rated good (38.9%); 29 (8.2%) 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 multiple box beam
Length	about 68 ft
Location	.01 Mi S of Upper Twin Rd
NBI structure number	7139810
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US 23 over Scioto River	1968	47,570	Good
US 23 over Scioto River	1968	47,570	Good
US 35 over Scioto River	1968	33,907	Fair
SR 159 over Scioto River & Stewart R	2002	30,821	Good
US 35 over Scioto River	1969	28,647	Fair
US 23 over N Branch of Indian Creek	1954	22,980	Fair