US Bridges

US 2 over RR

Fair

Phillips County, Montana · 4M E Dodson · Structure no. P00001458+03301

Built
2008
17 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
364 ft
3 main spans
Daily traffic
1,252
2023 count
Owner
State
State Highway Agency

About this bridge

US 2 over RR is a prestressed concrete stringer/multi-beam or girder carrying US 2 over RR in Phillips County, Montana. It was built in 2008, so it is 17 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 1,252 vehicles a day, roughly 14% of them trucks, projected to reach 1,315 by 2043. The structure is 364 ft (110.9 m) long and 43 ft wide. If it were closed, the detour would be 100 mi (161 km).

CarriesUS 2
CrossesRR
Location4M E Dodson
RouteU.S. Route 1
StateMontana
Coordinates48.38061, -108.16089
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.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length364 ft (110.9 m)
Longest span126 ft (38.5 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,252 (2023)
Projected traffic1,315 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed100 mi (161 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 2 over RR built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 2 over RR 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 RR carry?

About 1,252 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 2 over RR?

The structure is 364 ft (110.9 m) long with a longest span of 126 ft (38.5 m) and a deck 43 ft wide.

Who owns US 2 over RR?

It is owned by the State Highway Agency.