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Kisker Rd over Br of Dardenne CR

St. Charles County, Missouri · rated Fair in the 2025 National Bridge Inventory

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

Kisker Rd over Br of Dardenne CR in St. Charles County, Missouri, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 2002, making it 23 years old at the 2025 inventory.
It carries about 4,669 vehicles a day (traffic count year 2024).
Its listed owner is the county highway agency.
It is one of 269 of the 419 inventoried bridges in St. Charles County rated fair (64.2%); 12 (2.9%) 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

Component	Rating (2025)	FHWA scale meaning
Culvert	6	Satisfactory condition


Structure	Continuous concrete culvert
Length	about 30 ft
Location	S 19 T 46 N R 4 E
NBI structure number	30127
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Is 70 E over Sandford CR	1953	122,262	Fair
Is 70 E over Cole CR	1953	109,398	Fair
Is 70 E over Belleau CR	1955	108,528	Fair
Is 70 E over Rt K Co OR70W to OR70E	1955	107,979	Fair
Is 70 E over Gilmore Br	1950	87,827	Fair
Is 70 W over Cst S 5TH St	1977	84,031	Fair