US Bridges

Frontage Road 044 over Int Rochlitz I 94 001

Fair

Wibaux County, Montana · 5M W Wibaux · Structure no. L55044000+01001

Built
1974
51 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
322 ft
4 main spans
Daily traffic
100
2025 count
Owner
State
State Highway Agency

About this bridge

Frontage Road 044 over Int Rochlitz I 94 001 is a prestressed concrete stringer/multi-beam or girder carrying Frontage Road 044 over Int Rochlitz I 94 001 in Wibaux County, Montana. It was built in 1974, so it is 51 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 322 ft (98.2 m) long and 34 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesFrontage Road 044
CrossesInt Rochlitz I 94 001
Location5M W Wibaux
RouteCounty Highway 55044
StateMontana
Coordinates47.00988, -104.30606
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating55 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length322 ft (98.2 m)
Longest span107 ft (32.6 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

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 Frontage Road 044 over Int Rochlitz I 94 001 built?

It was built in 1974, making it 51 years old in 2025.

What condition is Frontage Road 044 over Int Rochlitz I 94 001 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 June 2023.

How much traffic does Frontage Road 044 over Int Rochlitz I 94 001 carry?

About 100 vehicles per day (2025 count), of which roughly 3% are trucks.

How long is Frontage Road 044 over Int Rochlitz I 94 001?

The structure is 322 ft (98.2 m) long with a longest span of 107 ft (32.6 m) and a deck 34 ft wide.

Who owns Frontage Road 044 over Int Rochlitz I 94 001?

It is owned by the State Highway Agency.