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I-75 over SR-40

Marion County, Florida · rated Fair in the 2025 National Bridge Inventory

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

I-75 over SR-40 in Marion County, Florida, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1964 and reconstructed in 1995, making it 61 years old at the 2025 inventory.
It carries about 45,000 vehicles a day (traffic count year 2022).
Its listed owner is the state highway agency.
It is one of 35 of the 78 inventoried bridges in Marion County rated fair (44.9%); 2 (2.6%) 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 stringer or multi-beam girder
Length	about 192 ft
Location	I-75 NB over SR-40
NBI structure number	360920
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-75 over SR-200	1996	95,500	Fair
I-75 over SW 20th ST (CR-A225)	1996	90,000	Fair
I-75 over Cr-484	1964	52,250	Fair
I-75 over Cr-484	1964	52,250	Fair
I-75 over US-27	1964	47,750	Fair
I-75 over SR-40	1964	45,000	Good