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Lower N Hill Rd over Roberts Creek 005

Wheatland County, Montana · rated Fair in the 2025 National Bridge Inventory

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

Lower N Hill Rd over Roberts Creek 005 in Wheatland County, Montana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1962, making it 63 years old at the 2025 inventory.
It carries about 100 vehicles a day (traffic count year 2025).
Its listed owner is the county highway agency.
It is one of 14 of the 27 inventoried bridges in Wheatland County rated fair (51.9%); 4 (14.8%) 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

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

Bridge	Built	Vehicles/day	Condition
US 191 over RR	2009	2,316	Good
Third St NE over Abandoned Rr-antelope CR	1939	2,063	Poor
US 191 over Musselshell River	1969	805	Good
US 191 over Abandoned RR	1969	805	Good
US 191 over Drainage	1942	706	Fair
US 191 over S Fork American Fork	1941	706	Poor