US Bridges

Beaverhead DR over Crow Creek 071

FairPosted for load

Lake County, Montana · 3M S Ronan · Structure no. L24418000+07001

Built
2003
22 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
50 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Beaverhead DR over Crow Creek 071 is a steel stringer/multi-beam or girder carrying Beaverhead DR over Crow Creek 071 in Lake County, Montana. It was built in 2003, so it is 22 years old, younger 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. Its operating status is: posted for load restriction.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 50 ft (15.2 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesBeaverhead DR
CrossesCrow Creek 071
Location3M S Ronan
RouteCounty Highway 24270
StateMontana
Coordinates47.48608, -114.11085
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

MaterialSteel
DeckCorrugated steel
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span49 ft (14.8 m)
Deck width16 ft (5 m)
Roadway width16 ft (5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2025)
Projected traffic100 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Beaverhead DR over Crow Creek 071 built?

It was built in 2003, making it 22 years old in 2025.

What condition is Beaverhead DR over Crow Creek 071 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 Beaverhead DR over Crow Creek 071 carry?

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

How long is Beaverhead DR over Crow Creek 071?

The structure is 50 ft (15.2 m) long with a longest span of 49 ft (14.8 m) and a deck 16 ft wide.

Who owns Beaverhead DR over Crow Creek 071?

It is owned by the County Highway Agency.