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K99 Hwy over Elk River

Elk County, Kansas · rated Good in the 2025 National Bridge Inventory

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

K99 Hwy over Elk River in Elk County, Kansas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
It was built in 1935 and reconstructed in 1986, making it 90 years old at the 2025 inventory.
It carries about 1,508 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 57 of the 155 inventoried bridges in Elk County rated good (36.8%); 11 (7.1%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 222 ft
Location	6.08 Mi N Ejct US160
NBI structure number	999909900250191
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US160 K99 Hwy over N Fork Wildcat Creek	1980	1,590	Good
K99 Hwy over Mound Branch Drainage	1931	1,508	Fair
K99 Hwy over Mound Branch Creek	2005	1,508	Good
K99 Hwy over Paw Paw Creek	2005	1,406	Good
US-160 Hwy over Wildcat Creek Drainage	1993	882	Good
US-160 Hwy over Wildcat Creek	1993	800	Good