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Upper Harb Rd over Drainage 057

Phillips County, Montana · rated Poor in the 2025 National Bridge Inventory

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

Upper Harb Rd over Drainage 057 in Phillips County, Montana, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1950, making it 75 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 22 of the 101 inventoried bridges in Phillips County rated poor (21.8%); 22 (21.8%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Timber stringer or multi-beam girder
Length	about 37 ft
Location	16M E Malta
NBI structure number	L36205005+08001
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 2 over Milk River	1952	3,681	Fair
US 191 over Dodson South Canal	2000	2,221	Fair
US 2 over Exeter Creek	1990	1,474	Good
US 2 over Beaver Creek Overflow	1968	1,409	Fair
US 2 over Beaver Creek Overflow	1968	1,409	Fair
US 2 over Beaver Creek	1966	1,409	Fair