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Cnty Rd 91 over Unknown Branch

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

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

Cnty Rd 91 over Unknown Branch in Carroll County, Missouri, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 9 (excellent condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 10 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 109 of the 374 inventoried bridges in Carroll County rated good (29.1%); 65 (17.4%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 76 ft
Location	S 23 T 53 N R 21 W
NBI structure number	35859
Condition class	Good

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