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Thomas (23-8.8) over Trib. to Eight Mile Ck.

Franklin County, Kansas · rated Poor in the 2025 National Bridge Inventory

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

Thomas (23-8.8) over Trib. to Eight Mile Ck. in Franklin County, Kansas, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1920, making it 105 years old at the 2025 inventory.
It carries about 15 vehicles a day (traffic count year 2010).
Its listed owner is the county highway agency.
It is one of 14 of the 332 inventoried bridges in Franklin County rated poor (4.2%); 14 (4.2%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 34 ft
Location	1.0N 0.5E of Centropolis
NBI structure number	000301033804760
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US59 Hwy over Rock Creek Drainage	1980	12,700	Good
US59 Hwy over Rock Creek	1980	12,700	Good
I35 Hwy SB over Walnut Creek	1957	11,016	Good
I35 Hwy NB over Walnut Creek	1957	11,016	Good
I35 Hwy SB over Mar Des Cyg Riv Pd Pass	1958	10,506	Fair
I35 Hwy NB over Mar Des Cyg Riv Pd Pass	1958	10,506	Fair