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County Road 140 over Rock Br

Carroll County, Missouri · rated Fair in the 2025 National Bridge Inventory

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

County Road 140 over Rock Br in Carroll County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1940, making it 85 years old at the 2025 inventory.
It carries about 20 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 200 of the 374 inventoried bridges in Carroll County rated fair (53.5%); 65 (17.4%) 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	Steel stringer or multi-beam girder
Length	about 30 ft
Location	S 27 T 55 N R 23 W
NBI structure number	15474
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
South Main St over Wakenda CR Ovrfl	2000	9,464	Good
South Main St over Wakenda CR Ovrfl	2000	9,168	Good
South Main St over Wakenda CR	2000	6,758	Fair
US 65 S over Shootman CR	1929	4,037	Fair
US 65 S over Lit Wakenda CR	1932	3,512	Fair
US 24 E over Missouri Rvr Ovrfl	1971	2,961	Fair