US Bridges

US 2 over Two Medicine IRR Canal

Fair

Glacier County, Montana · 7M W Cut Bank · Structure no. P00001246+08001

Built
1942
83 years old, rebuilt 2006
Condition
Fair
inspected March 2024
Type
Culvert
Steel
Length
50 ft
2 main spans
Daily traffic
2,130
2023 count
Owner
State
State Highway Agency

About this bridge

US 2 over Two Medicine IRR Canal is a steel culvert carrying US 2 over Two Medicine IRR Canal in Glacier County, Montana. It was built in 1942 and reconstructed in 2006, so it is 83 years old, older than the Montana average of 47 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,130 vehicles a day, roughly 3% of them trucks, projected to reach 2,237 by 2043. The structure is 50 ft (15.2 m) long. If it were closed, the detour would be 80.8 mi (130 km).

CarriesUS 2
CrossesTwo Medicine IRR Canal
Location7M W Cut Bank
RouteU.S. Route 2
StateMontana
Coordinates48.62425, -112.50539
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56 US tons
Inventory rating49.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span22 ft (6.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,130 (2023)
Projected traffic2,237 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed80.8 mi (130 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 2 over Two Medicine IRR Canal built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 2006.

What condition is US 2 over Two Medicine IRR Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in March 2024.

How much traffic does US 2 over Two Medicine IRR Canal carry?

About 2,130 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is US 2 over Two Medicine IRR Canal?

The structure is 50 ft (15.2 m) long with a longest span of 22 ft (6.6 m).

Who owns US 2 over Two Medicine IRR Canal?

It is owned by the State Highway Agency.