US Bridges

Jefferson Schl RD over Sep I 94 002

Fair

Dawson County, Montana · Glendive-Jeffrsn Schl RD · Structure no. L11330000+05001

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
291 ft
4 main spans
Daily traffic
523
2023 count
Owner
State
State Highway Agency

About this bridge

Jefferson Schl RD over Sep I 94 002 is a prestressed concrete stringer/multi-beam or girder carrying Jefferson Schl RD over Sep I 94 002 in Dawson County, Montana. It was built in 1969, so it is 56 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 523 vehicles a day, projected to reach 549 by 2043. The structure is 291 ft (88.7 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJefferson Schl RD
CrossesSep I 94 002
LocationGlendive-Jeffrsn Schl RD
RouteCity Street 5001
StateMontana
Coordinates47.11139, -104.74695
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42 US tons
Inventory rating19 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length291 ft (88.7 m)
Longest span77 ft (23.5 m)
Deck width41 ft (12.6 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic523 (2023)
Projected traffic549 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 Jefferson Schl RD over Sep I 94 002 built?

It was built in 1969, making it 56 years old in 2025.

What condition is Jefferson Schl RD over Sep I 94 002 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 January 2025.

How much traffic does Jefferson Schl RD over Sep I 94 002 carry?

About 523 vehicles per day (2023 count).

How long is Jefferson Schl RD over Sep I 94 002?

The structure is 291 ft (88.7 m) long with a longest span of 77 ft (23.5 m) and a deck 41 ft wide.

Who owns Jefferson Schl RD over Sep I 94 002?

It is owned by the State Highway Agency.