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Township Rd 237 over Conotton Creek

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

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

Township Rd 237 over Conotton Creek in Harrison 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 5 (fair condition) on the 0-9 scale.
It was built in 1900 and reconstructed in 1993, making it 125 years old at the 2025 inventory.
It carries about 30 vehicles a day (traffic count year 2015).
Its listed owner is the county highway agency.
It is one of 64 of the 138 inventoried bridges in Harrison County rated fair (46.4%); 20 (14.5%) 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	Prestressed concrete multiple box beam
Length	about 53 ft
Location	0.2MI S of Jct SR 151
NBI structure number	3431622
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 250 over Col.& Ohio R.rr Spur	1950	6,972	Good
00250 over Tappan Lake (willis Run)	2024	6,500	Good
SR 22 over W & Le RR.	1962	6,200	Good
US 250 over Plum Run	1951	5,496	Fair
US 250 over Beaver Dam Run Tappan Lk	1946	4,914	Good
US 250 over Clear Fork CR Tappan Lak	1946	4,914	Fair