US Bridges

Sage Creek RD over Sage Creek 024

Fair

Beaverhead County, Montana · 12M NE Dell · Structure no. L01251011+07001

Built
1985
40 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
21 ft
1 main span
Daily traffic
71
2023 count
Owner
County
County Highway Agency

About this bridge

Sage Creek RD over Sage Creek 024 is a concrete slab carrying Sage Creek RD over Sage Creek 024 in Beaverhead County, Montana. It was built in 1985, so it is 40 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.

It carries about 71 vehicles a day, roughly 3% of them trucks, projected to reach 76 by 2043. The structure is 21 ft (6.4 m) long and 18 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSage Creek RD
CrossesSage Creek 024
Location12M NE Dell
RouteCounty Highway 1251
StateMontana
Coordinates44.79631, -112.55526
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span20 ft (6.1 m)
Deck width18 ft (5.5 m)
Roadway width17 ft (5.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71 (2023)
Projected traffic76 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Sage Creek RD over Sage Creek 024 built?

It was built in 1985, making it 40 years old in 2025.

What condition is Sage Creek RD over Sage Creek 024 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 2024.

How much traffic does Sage Creek RD over Sage Creek 024 carry?

About 71 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Sage Creek RD over Sage Creek 024?

The structure is 21 ft (6.4 m) long with a longest span of 20 ft (6.1 m) and a deck 18 ft wide.

Who owns Sage Creek RD over Sage Creek 024?

It is owned by the County Highway Agency.