Home › Montana › Carter County › All bridges

Every bridge in Carter County, Montana

Name: Every bridge in Carter County, Montana
Creator: Bridge Report Card
License: https://creativecommons.org/publicdomain/zero/1.0/

42 inventoried bridges, busiest first

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

Carter County, Montana, has 42 bridges in the 2025 National Bridge Inventory: 13 rated good, 27 fair, and 2 poor (as of August 20, 2026).
This index lists every one of them, busiest first; each links to its own condition record.

Bridge	Built	Vehicles/day	Condition
US 212 over Drainage	1965	2,642	Fair
US 212 over Little Missouri River	1965	2,642	Fair
US 212 over Thompson Creek	1965	2,642	Fair
US 212 over Willow Creek	1955	2,285	Fair
Chicago AVE over Russell Creek	2019	480	Good
Mormon Ave over Russell Creek 035	1940	480	Fair
S 7 over Drainage	1940	473	Poor
S 7 over Collins Creek	1940	392	Poor
S 7 over Drainage	1940	392	Fair
S 7 over Flasted Draw	1940	392	Fair
S 7 over Little Beaver Creek	2010	392	Fair
S 7 over Sheep Camp Creek	1941	392	Fair
Ridge Rd over Thompson Creek 032	1987	373	Fair
S 323 over Box Elder Creek	1957	316	Fair
S 323 over Little Missouri River	1983	216	Fair
Capitol Rd over Little Missouri Riv 014	2003	100	Good
Central Ave over Russell Creek 001	1938	100	Fair
Cottonwood CR Rd over Box Elder Creek 022	2010	100	Good
Cottonwood CR Rd over N Cottonwood Creek 037	1938	100	Fair
Cottonwood CR Rd over S Cottonwood Creek 021	2014	100	Good
Cottonwood CR Rd over Willow Creek 020	1986	100	Fair
Crow Creek Rd over Crow Creek 033	2015	100	Good
Crow Creek Road over Dry Creek	2015	100	Good
Ismay Rd over O`fallon Creek 002	1994	100	Good
Larson Loop Rd over Box Elder Creek	2019	100	Good
Miles City Cutoff over Little Beaver Creek 004	1987	100	Fair
Moore Rd over Crow Creek 034	1938	100	Fair
Padden Rd over Tie Creek 017	2017	100	Fair
Plevna Road over S Fork Mill Creek 039	2013	100	Fair
Powderville Rd over S Spring Creek 003	2016	100	Fair
Stagville Draw Rd over Russell Creek 005	1938	100	Fair
Tauck Rd over Box Elder Creek 023	2013	100	Good
Tauck Rd over L O Creek 024	2014	100	Good
Mill Iron Camp Cro over Box Elder Creek 006	1965	74	Fair
Little Missouri Rd over Cottonwood Creek 011	2015	42	Good
Little Missouri Rd over Drainage 010	2013	42	Good
Little Missouri Rd over Horse Creek 008	2012	42	Fair
Little Missouri Rd over Little Missouri Riv 009	1989	42	Fair
Little Missouri Rd over Sand Creek 015	2015	42	Good
Hammond Rd over Box Elder Creek	2000	33	Fair
Hammond Rd over Corral Creek	2000	32	Fair
Hammond Rd over Whitetail Creek	2010	32	Fair

Source: FHWA National Bridge Inventory, 2025.

Carter County bridge conditions · Montana bridges by county.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.