US Bridges

IRR - US 2 over Cut Bank Creek

Fair

Glacier County, Montana · Cut Bank · Structure no. P00001254+01521

Built
2007
18 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
442 ft
4 main spans
Daily traffic
3,523
2023 count
Owner
State
State Highway Agency

About this bridge

IRR - US 2 over Cut Bank Creek is a prestressed concrete stringer/multi-beam or girder carrying IRR - US 2 over Cut Bank Creek in Glacier County, Montana. It was built in 2007, so it is 18 years old, younger 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 3,523 vehicles a day, roughly 4% of them trucks, projected to reach 3,699 by 2043. The structure is 442 ft (134.6 m) long and 54 ft wide. If it were closed, the detour would be 80.8 mi (130 km).

CarriesIRR - US 2
CrossesCut Bank Creek
LocationCut Bank
RouteU.S. Route 2
StateMontana
Coordinates48.63396, -112.34687
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating48 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length442 ft (134.6 m)
Longest span116 ft (35.5 m)
Deck width54 ft (16.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,523 (2023)
Projected traffic3,699 by 2043
Trucks4%
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 IRR - US 2 over Cut Bank Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is IRR - US 2 over Cut Bank Creek 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 September 2023.

How much traffic does IRR - US 2 over Cut Bank Creek carry?

About 3,523 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is IRR - US 2 over Cut Bank Creek?

The structure is 442 ft (134.6 m) long with a longest span of 116 ft (35.5 m) and a deck 54 ft wide.

Who owns IRR - US 2 over Cut Bank Creek?

It is owned by the State Highway Agency.