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CR 37 over Winding Branch

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

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

CR 37 over Winding Branch in Perry County, Indiana, 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 1988, making it 37 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 84 of the 149 inventoried bridges in Perry County rated fair (56.4%); 3 (2.0%) 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 59 ft
Location	00.20 NW of CR 170
NBI structure number	6200074
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-64 over Tige Creek	1973	16,479	Fair
I-64 Wbl over Sigler Creek	1973	13,260	Good
SR 237 over Castleberry Creek	1965	11,538	Fair
SR 237 over Ohio River 3 Sts RR	1966	9,560	Fair
SR 66 over Windy Creek	1940	9,028	Fair
I-64 Wbl over Middle Fk Anderson River	1973	8,719	Good