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US183 over Middle Loup River

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

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

US183 over Middle Loup River in Custer County, Nebraska, 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 2015, making it 10 years old at the 2025 inventory.
It carries about 1,275 vehicles a day (traffic count year 2018).
Its listed owner is the state highway agency.
It is one of 178 of the 301 inventoried bridges in Custer County rated good (59.1%); 24 (8.0%) 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 404 ft
Location	1S Sargent
NBI structure number	S183 11375
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
N2/n70/n92 over Mud Creek	1979	6,000	Good
N2/n70/n92 over Mud Creek	1979	3,750	Good
N2/n70/n92 over Mud Creek	1979	3,750	Good
N2/n92 over Mud Creek	1983	3,605	Good
N2/n92 over Mud Creek	1983	3,605	Fair
N2/n92 over Mud Creek Tributary	1935	3,605	Poor