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Mad-31 Clearcreek over Muddy Prairie Run

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

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

Mad-31 Clearcreek over Muddy Prairie Run in Fairfield 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 1998, making it 27 years old at the 2025 inventory.
It carries about 263 vehicles a day (traffic count year 2015).
Its listed owner is the county highway agency.
It is one of 185 of the 322 inventoried bridges in Fairfield County rated good (57.5%); 21 (6.5%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 76 ft
Location	0.3 Mi.e.of Clearport Rd
NBI structure number	2339358
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
WB I-70 over IR70 over Blacklick Ck	1967	50,351	Fair
EB I-70 over IR70 over Blacklick Ck	1967	50,351	Fair
US Route 33 over Sycamore Creek	1950	40,661	Good
US Route 33 over Little Walnut Creek	1951	40,661	Good
US Route 33 over Tributary of Walnut Cree	1950	40,661	Fair
WB I-70 over IR70 over SR256	1967	25,282	Fair