US Bridges

Bad Route RD over Int Bad Route-I 94 004

Fair

Dawson County, Montana · 8M NE Fallon · Structure no. L11102000+05001

Built
1973
52 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
274 ft
4 main spans
Daily traffic
100
2025 count
Owner
State
State Highway Agency

About this bridge

Bad Route RD over Int Bad Route-I 94 004 is a prestressed concrete stringer/multi-beam or girder carrying Bad Route RD over Int Bad Route-I 94 004 in Dawson 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 274 ft (83.5 m) long and 34 ft wide.

CarriesBad Route RD
CrossesInt Bad Route-I 94 004
Location8M NE Fallon
RouteState Highway 11102
StateMontana
Coordinates46.90102, -105.02017
Functional classRural Minor 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 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 rating61.9 US tons
Inventory rating31 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length274 ft (83.5 m)
Longest span96 ft (29.3 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 closed—
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 Bad Route RD over Int Bad Route-I 94 004 built?

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

What condition is Bad Route RD over Int Bad Route-I 94 004 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 May 2023.

How much traffic does Bad Route RD over Int Bad Route-I 94 004 carry?

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

How long is Bad Route RD over Int Bad Route-I 94 004?

The structure is 274 ft (83.5 m) long with a longest span of 96 ft (29.3 m) and a deck 34 ft wide.

Who owns Bad Route RD over Int Bad Route-I 94 004?

It is owned by the State Highway Agency.