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345th RD over Otter Creek

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

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

345th RD over Otter Creek in Cowley 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 1988, making it 37 years old at the 2025 inventory.
It carries about 30 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 129 of the 340 inventoried bridges in Cowley County rated good (37.9%); 18 (5.3%) 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 162 ft
Location	1.0W 4.5N of Cedarvale
NBI structure number	000180907006886
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Summit Street N. over C Street Canal	1928	15,675	Fair
US-77 Hwy over "c" Street Canal	1997	6,234	Good
US-77 Hwy over North Creek	1997	6,234	Good
US-77 Hwy over North Creek Tributary	1998	6,234	Good
US-77 Hwy over BNSF Railroad	1998	6,234	Good
US-77 Hwy over North Creek Tributary	1998	6,234	Good