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I80 Oh Tpk over Black River

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

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

I80 Oh Tpk over Black River in Lorain County, Ohio, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1954 and reconstructed in 1996, making it 71 years old at the 2025 inventory.
It carries about 51,503 vehicles a day (traffic count year 2015).
It is one of 144 of the 370 inventoried bridges in Lorain County rated fair (38.9%); 22 (5.9%) 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	Continuous steel stringer or multi-beam girder
Length	about 387 ft
Location	0.4MI East of Exit 145
NBI structure number	4729498
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Ir 90 over Powdermaker Ditch	1966	66,105	Fair
Ir 90 over Jungbluth Ditch	1970	54,944	Fair
Ir 480 over over Lear Nagle Th-55	1980	54,153	Good
Ir 480 over over Lor-10-0659	1980	54,153	Good
Ir 90 over over N/S RR	2022	54,000	Good
Ir 90 over over N/S RR	2022	54,000	Good