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Sand Creek Rd over Cartersville Canal 030

Rosebud County, Montana · rated Fair in the 2025 National Bridge Inventory

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

Sand Creek Rd over Cartersville Canal 030 in Rosebud County, Montana, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
It was built in 1935, making it 90 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 87 of the 112 inventoried bridges in Rosebud County rated fair (77.7%); 7 (6.2%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Steel stringer or multi-beam girder
Length	about 33 ft
Location	9M NE Rosebud
NBI structure number	L44219000+08001
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Irr Bia Rte 6 over Lame Deer Creek	1976	3,000	Good
I 94 over Int East Forsyth	1977	2,749	Fair
I 94 over Int East Forsyth	1977	2,749	Fair
I 94 over Int W Rosebud 446-447	1970	2,636	Fair
I 94 over Int W Rosebud 446-447	1970	2,636	Fair
I 94 over Rosebud Creek	1970	2,636	Fair