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710 Tr-639/640 Blv over N Fk Big Nemaha River Tr

Richardson County, Nebraska · rated Good in the 2025 National Bridge Inventory

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

710 Tr-639/640 Blv over N Fk Big Nemaha River Tr in Richardson County, Nebraska, 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 1935 and reconstructed in 2015, making it 90 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 105 of the 259 inventoried bridges in Richardson County rated good (40.5%); 35 (13.5%) 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	Steel stringer or multi-beam girder
Length	about 32 ft
Location	SE Edge Daw(710t-639/640)
NBI structure number	C007402005P
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US75 over Little Muddy Creek	1986	3,615	Good
US75 over Dry Branch	1930	3,605	Fair
US75 over Whiskey Run	1986	3,605	Good
US75 over Honey Creek	1958	3,415	Good
US75 over Stream	1992	3,145	Fair
US75 over S Fk Big Nemaha River	1958	3,145	Fair