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Rs 1100 8.5-z.5 over Little Blue River

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

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

Rs 1100 8.5-z.5 over Little Blue River in Washington County, Kansas, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 7 (good condition) on the 0-9 scale.
It was built in 1985, making it 40 years old at the 2025 inventory.
It carries about 240 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 189 of the 335 inventoried bridges in Washington County rated good (56.4%); 12 (3.6%) 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 prestressed concrete stringer or multi-beam girder
Length	about 352 ft
Location	0.1S 1.0W of Hanover
NBI structure number	000000001010500
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US36 Hwy over Mill Creek Drainage	1936	2,657	Fair
US36 over Mill Creek	1999	2,657	Good
US36 Hwy over Little Blue River Drg.	1938	2,452	Good
US36 over Lane Branch Creek	1999	2,452	Good
U36 over Little Blue River	1999	2,452	Good
K15 Hwy over Mill Creek	2020	2,329	Good