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Rd. O over Trib. to Prairie Dog Ck.

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

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

Rd. O over Trib. to Prairie Dog Ck. in Norton 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 1967, making it 58 years old at the 2025 inventory.
It carries about 35 vehicles a day (traffic count year 2020).
Its listed owner is the county highway agency.
It is one of 107 of the 243 inventoried bridges in Norton County rated fair (44.0%); 5 (2.1%) 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


Structure	Prestressed concrete tee beam
Length	about 124 ft
Location	2.5S 7.0W of Norton
NBI structure number	000690533903285
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US-36 Hwy over Kyle RR & Local Road	2004	4,414	Good
US36 Hwy over Prairie Dog CR Drg	2005	2,851	Good
US36 Hwy over Robinson Creek	2004	2,851	Good
US36 Hwy over Norton Reservoir Drg	2004	2,598	Good
US 36 Hwy over Prairie Dog Creek	1988	2,109	Good
K-383 Hwy over Wildcat Creek	1998	2,001	Good