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Rs 413 Z.8 - 230 over Rock Creek

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

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

Rs 413 Z.8 - 230 over Rock Creek in Morris 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 5 (fair condition) on the 0-9 scale.
It was built in 1942 and reconstructed in 2010, making it 83 years old at the 2025 inventory.
It carries about 215 vehicles a day (traffic count year 2011).
Its listed owner is the county highway agency.
It is one of 101 of the 181 inventoried bridges in Morris County rated fair (55.8%); 24 (13.3%) 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 steel stringer or multi-beam girder
Length	about 223 ft
Location	0.3N of Dunlap
NBI structure number	000000000640012
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US56 Hwy over Neosho River	1984	5,858	Good
US 56 Hwy over Big John Creek	1974	1,713	Fair
K177 Hwy over Munkers Creek Drainage	1934	1,642	Good
K-177 over Munkers Creek	2021	1,642	Good
K-177 Hwy over Munkers Creek	2023	1,601	Good
US 56 Hwy over Rock Creek	2023	1,508	Good