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Seminary Rd over Boone CR

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

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

Seminary Rd over Boone CR in Franklin County, Missouri, 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 1989, making it 36 years old at the 2025 inventory.
It carries about 250 vehicles a day (traffic count year 2023).
Its listed owner is the county highway agency.
It is one of 186 of the 329 inventoried bridges in Franklin County rated fair (56.5%); 13 (4.0%) 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	Prestressed concrete tee beam
Length	about 98 ft
Location	S 9 T 40 N R 3 W
NBI structure number	22882
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Is 44 E over Pin Oak CR	1958	46,265	Fair
Is 44 E over Winsel CR	1937	39,756	Fair
Is 44 E over Br of Bourbeuse Rv	1925	38,440	Fair
Is 44 E over Br of Bourbeuse Rv	1949	36,909	Poor
US 50 E over Bourbeuse Rvr	1984	35,362	Fair
US 50 E over Bourbeuse Rvr Ovrf	1984	35,362	Fair