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TH43b over Spring Branch

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

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

TH43b over Spring Branch in Wyandot 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 9 (excellent condition) on the 0-9 scale.
It was built in 2024, making it 1 years old at the 2025 inventory.
It carries about 324 vehicles a day (traffic count year 2015).
Its listed owner is the county highway agency.
It is one of 161 of the 235 inventoried bridges in Wyandot County rated good (68.5%); 3 (1.3%) 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 single box beam
Length	about 41 ft
Location	Just E of SH 231
NBI structure number	8834857
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
SR 15 over Spring Run	1963	14,361	Good
Usr 30 Exit Ramp over Usr 30 W and Usr 23 S	1993	13,810	Good
Usr 23 SB over Cf&e/csx RR	1965	12,026	Good
Usr 23 NB over Cf&e/csx RR	1965	12,026	Good
Usr 23 SB over CR 182	1965	12,026	Good
Usr 23 NB over CR 182	1965	12,026	Good