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Christiansburg Rd over Hamilton Creek

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

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

Christiansburg Rd over Hamilton 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 superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1966, making it 59 years old at the 2025 inventory.
It carries about 300 vehicles a day (traffic count year 2021).
Its listed owner is the county 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


Structure	Prestressed concrete stringer or multi-beam girder
Length	about 53 ft
Location	.1 Mi. S. of Sprunica Rd.
NBI structure number	0700084
Condition class	Fair

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