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Jackson H.5-22.5 over Iantha Creek

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

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

Jackson H.5-22.5 over Iantha Creek in Anderson 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 1964, making it 61 years old at the 2025 inventory.
It carries about 128 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 88 of the 144 inventoried bridges in Anderson County rated fair (61.1%); 6 (4.2%) 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	Continuous concrete tee beam
Length	about 174 ft
Location	0.5 S of Jackson-2300
NBI structure number	000000000020027
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US59 Hwy over South Pottawatomie Creek	1987	5,151	Good
US59 Hwy over S Fk Pottawatomie CR Drg	2005	4,391	Good
US59 Hwy over Abandoned Access Road	1957	4,186	Good
US59 Hwy over Pottawatomie Creek	2016	4,186	Good
US169 Hwy over Pottawatomie Creek Drg	1934	3,732	Good
US-169 Hwy over S Fk Pottawatomie Creek	1994	3,612	Good