Every bridge in Treasure County, Montana

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

26 inventoried bridges, busiest first

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

Treasure County, Montana, has 26 bridges in the 2025 National Bridge Inventory: 8 rated good, 14 fair, and 4 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
I 94 over Sep RR	1973	5,042	Good
I 94 over Int Hysham	1964	2,521	Good
I 94 over Int Hysham	1976	2,521	Good
I 94 over Sarpy Creek	1967	2,521	Good
I 94 over Sarpy Creek	1976	2,094	Good
Frontage Road 018 over Irrigation Ditch 001	1933	281	Poor
Old Hwy 10 over Irrigation Ditch 024	1933	273	Fair
Frontage Road 018 over Drainage 009	1933	219	Poor
Frontage Road 018 over Drainage 010	1933	219	Fair
Old Hwy 10 over Drainage 015	1933	219	Fair
Old Hwy 10 over Irrigation Ditch 022	2011	219	Fair
Old Hwy 10 over Sarpy Creek 014	2015	219	Good
Pumphouse Rd over Irrigation Ditch 006	1955	194	Fair
Haines Ranch Rd over Sep I 94 016	1976	100	Fair
Ingomar Rd over Muggins Creek 004	1970	100	Fair
Sarpy Creek Rd over Int Sarpy Creek I 94	1967	100	Fair
Tullock Rd over Int Bighorn I 94 002	1963	100	Fair
Meyers Rd over Alkali Creek	1977	96	Good
Myers Rd over Yellowstone River	1968	96	Fair
Sarpy Creek Rd over Sarpy Creek	1990	85	Fair
Tullock Rd over West Burnt Creek 019	1970	34	Fair
Frontage Rd over Sarpy Creek 003	1925	28	Poor
River Rd over Irrigation Ditch 005	1979	17	Poor
River Rd over Irrigation Ditch 020	1978	17	Fair
Mission Valley Rd over Froze to Death CR 013	1986	10	Good
Wilson Rd over Sarpy Creek 012	1970	–	Fair