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Rs 642 31-16-5 over Trib. to Slate Creek

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

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

Rs 642 31-16-5 over Trib. to Slate Creek in Sumner 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 1965, making it 60 years old at the 2025 inventory.
It carries about 510 vehicles a day (traffic count year 2013).
Its listed owner is the county highway agency.
It is one of 311 of the 658 inventoried bridges in Sumner County rated fair (47.3%); 16 (2.4%) 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 89 ft
Location	1.0S of Anson
NBI structure number	000000000960400
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I-35 Hwy SB (kta) over K-53 Hwy	1956	12,849	Good
I-35 Hwy NB (kta) over K-53 Hwy	1956	12,849	Good
U-160 Hwy over Hargis Creek	2024	11,788	Good
I-35 Hwy SB (kta) over BNSF Railway	1956	11,227	Fair
I-35 Hwy NB (kta) over BNSF Railway	1956	11,227	Fair
I-35 Hwy SB (kta) over Ninnescah River	1956	11,227	Fair