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SR 45 over Briar Creek

Brown County, Indiana · rated Fair in the 2025 National Bridge Inventory

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

SR 45 over Briar Creek in Brown County, Indiana, 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 1996, making it 29 years old at the 2025 inventory.
It carries about 2,034 vehicles a day (traffic count year 2004).
Its listed owner is the state highway agency.
It is one of 71 of the 114 inventoried bridges in Brown County rated fair (62.3%); 17 (14.9%) 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

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

Bridge	Built	Vehicles/day	Condition
SR 46 over Greasy Creek	1964	14,040	Fair
SR 46 over North Fork Salt Creek	1964	11,699	Fair
SR 46 over North Fork Salt Creek	1964	10,596	Fair
SR 46 over North Fork Salt Creek	1964	10,520	Fair
SR 46 over N Fork Salt Creek	1928	9,341	Fair
SR 46 over Gnaw Bone Creek	1960	8,485	Good