US Bridges

I 94 WB over Int Reservation Cr-Rd

Fair

Rosebud County, Montana · 12M W Forsyth · Structure no. I00094081+09692

Built
1973
52 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
182 ft
4 main spans
Daily traffic
2,094
2023 count
Owner
State
State Highway Agency

About this bridge

I 94 WB over Int Reservation Cr-Rd is a prestressed concrete stringer/multi-beam or girder carrying I 94 WB over Int Reservation Cr-Rd in Rosebud County, Montana. It was built in 1973, so it is 52 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 2,094 vehicles a day, roughly 30% of them trucks, projected to reach 2,198 by 2043. The structure is 182 ft (55.5 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI 94 WB
CrossesInt Reservation Cr-Rd
Location12M W Forsyth
RouteInterstate 94
StateMontana
Coordinates46.26095, -106.9319
Functional classRural Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating57 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length182 ft (55.5 m)
Longest span52 ft (15.7 m)
Deck width48 ft (14.6 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,094 (2023)
Projected traffic2,198 by 2043
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I 94 WB over Int Reservation Cr-Rd built?

It was built in 1973, making it 52 years old in 2025.

What condition is I 94 WB over Int Reservation Cr-Rd 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 I 94 WB over Int Reservation Cr-Rd carry?

About 2,094 vehicles per day (2023 count), of which roughly 30% are trucks.

How long is I 94 WB over Int Reservation Cr-Rd?

The structure is 182 ft (55.5 m) long with a longest span of 52 ft (15.7 m) and a deck 48 ft wide.

Who owns I 94 WB over Int Reservation Cr-Rd?

It is owned by the State Highway Agency.