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Hennaberry Rd over Beaverhead River 125

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

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

Hennaberry Rd over Beaverhead River 125 in Beaverhead 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 2000, making it 25 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 53 of the 227 inventoried bridges in Beaverhead County rated good (23.3%); 24 (10.6%) 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 tee beam
Length	about 90 ft
Location	Henneberry Road
NBI structure number	L01001001+00001
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
S 89 over Local-blacktail Cr-rr	1974	4,241	Fair
S 89 over Int North Dillon I 15	1973	4,241	Fair
I 15 over Drainage Irr Ditch	1973	3,915	Fair
I 15 over Birch Creek	1973	3,852	Fair
I 15 over Int Jackson-hwy 278	1982	2,863	Fair
I 15 over Int Jackson-hwy 278	1982	2,863	Good