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Local 10.5-n.7 over Trib. to Marmaton River

Bourbon County, Kansas · rated Fair in the 2025 National Bridge Inventory

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

Local 10.5-n.7 over Trib. to Marmaton River in Bourbon County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1936, making it 89 years old at the 2025 inventory.
It carries about 75 vehicles a day (traffic count year 2006).
Its listed owner is the county highway agency.
It is one of 87 of the 205 inventoried bridges in Bourbon County rated fair (42.4%); 29 (14.1%) 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

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

Bridge	Built	Vehicles/day	Condition
US69 K7 Hwy SB over URB1304 National Ave	1967	7,250	Good
US69 K7 Hwy NB over URB1304 National Ave	1967	7,250	Good
US54 US69 K7 Hwy over Marmaton River	1967	4,910	Good
US54 US69 K7 Hwy over Sycamore St	1967	4,910	Good
US54 US69 K7 Hwy over Mkt Abandoned RR	1967	4,910	Good
US54 US69 K7 Hwy over BN RR (Abandoned)	1967	4,910	Good