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Placid Lake Rd over Owl Creek 076

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

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

Placid Lake Rd over Owl Creek 076 in Missoula 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 1970, making it 55 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 66 of the 206 inventoried bridges in Missoula County rated good (32.0%); 15 (7.3%) 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	Timber stringer or multi-beam girder
Length	about 40 ft
Location	3M S Seeley Lake
NBI structure number	L32400001+05001
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
N Reserve St over Clark Fork R Flood Plain	1977	35,914	Fair
N Reserve St over Clark Fork River	1975	35,914	Fair
Reserve St over W Broadway St-rr	1998	29,572	Fair
Brooks St-us 12 over Bitterroot River	1968	28,185	Fair
I 90 over Grant Creek	1965	27,328	Good
N Russel Street over Clark Fork River	2020	23,274	Good