US Bridges

Burns ST over Little Blackfoot R 019

Fair

Powell County, Montana · N Elliston · Structure no. L39201000+03001

Built
1960
65 years old, rebuilt 1991
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
281
2023 count
Owner
County
County Highway Agency

About this bridge

Burns ST over Little Blackfoot R 019 is a steel stringer/multi-beam or girder carrying Burns ST over Little Blackfoot R 019 in Powell County, Montana. It was built in 1960 and reconstructed in 1991, so it is 65 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 5 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 281 vehicles a day, roughly 3% of them trucks, projected to reach 301 by 2043. The structure is 34 ft (10.5 m) long and 23 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesBurns ST
CrossesLittle Blackfoot R 019
LocationN Elliston
RouteCounty Highway 39194
StateMontana
Coordinates46.56524, -112.43272
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating59 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length34 ft (10.5 m)
Longest span34 ft (10.5 m)
Deck width23 ft (7 m)
Roadway width22 ft (6.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic281 (2023)
Projected traffic301 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Burns ST over Little Blackfoot R 019 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1991.

What condition is Burns ST over Little Blackfoot R 019 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 September 2024.

How much traffic does Burns ST over Little Blackfoot R 019 carry?

About 281 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Burns ST over Little Blackfoot R 019?

The structure is 34 ft (10.5 m) long with a longest span of 34 ft (10.5 m) and a deck 23 ft wide.

Who owns Burns ST over Little Blackfoot R 019?

It is owned by the County Highway Agency.