US Bridges

I 94 EB over Int Reservation Cr-Rd

Fair

Rosebud County, Montana · 12M W Forsyth · Structure no. I00094081+09691

Built
1967
58 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 EB over Int Reservation Cr-Rd is a prestressed concrete stringer/multi-beam or girder carrying I 94 EB over Int Reservation Cr-Rd in Rosebud County, Montana. It was built in 1967, so it is 58 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 (55.4 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI 94 EB
CrossesInt Reservation Cr-Rd
Location12M W Forsyth
RouteInterstate 94
CountyRosebud County
StateMontana
Coordinates46.26067, -106.93198
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
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
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length182 ft (55.4 m)
Longest span52 ft (15.7 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 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 EB over Int Reservation Cr-Rd built?

It was built in 1967, making it 58 years old in 2025.

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

The structure is 182 ft (55.4 m) long with a longest span of 52 ft (15.7 m) and a deck 47 ft wide.

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

It is owned by the State Highway Agency.