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Oberg Rd over Vandalia South Canal 078

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

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

Oberg Rd over Vandalia South Canal 078 in Valley 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 1989, making it 36 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 11 of the 103 inventoried bridges in Valley County rated poor (10.7%); 11 (10.7%) 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	Steel stringer or multi-beam girder
Length	about 38 ft
Location	5M W Glasgow
NBI structure number	L53673000+09001
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 Cherry Creek Overflow	1980	5,857	Fair
US 2 over Cherry Creek	1979	5,857	Fair
US 2 over Goudge Coulee	1994	1,967	Fair
US 2 over Whately Creek	1987	1,967	Fair
US 2 over Porcupine Creek	2006	1,584	Fair
US 2 over Porcupine Creek Overflow	2006	1,584	Fair