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Central Ave over Missouri River-ped Trail

Cascade County, Montana · rated Good in the 2025 National Bridge Inventory

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

Central Ave over Missouri River-ped Trail in Cascade County, Montana, 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 1980, making it 45 years old at the 2025 inventory.
It carries about 24,549 vehicles a day (traffic count year 2023).
Its listed owner is the state highway agency.
It is one of 77 of the 185 inventoried bridges in Cascade County rated good (41.6%); 11 (5.9%) 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	Prestressed concrete stringer or multi-beam girder
Length	about 963 ft
Location	Great Falls-central Ave W
NBI structure number	U05210001+04961
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
15TH St N-us 87 over Missouri R-rivers Trail	1962	14,369	Fair
9TH St N over Missouri River	1996	14,024	Fair
6TH St SW over Sun River	1980	13,800	Fair
US 87-mt 3-mt 200 over Missouri River-u5205-rr	1983	13,666	Fair
US 89-mt 3-mt 200 over Missouri River-u5205-rr	1951	13,666	Fair
I 315S over Int I 15	1967	12,651	Fair