US Bridges

2009: Tc Access over Willow Creek

FairPosted for load

Valley County, Montana · 15 MI W of Lake Fort Peck · Structure no. 000000000L59206

Built
1967
58 years old, rebuilt 2015
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
144 ft
4 main spans
Daily traffic
25
2022 count
Owner
Federal
Bureau of Land Management

About this bridge

2009: Tc Access over Willow Creek is a wood or timber stringer/multi-beam or girder carrying 2009: Tc Access over Willow Creek in Valley County, Montana. It was built in 1967 and reconstructed in 2015, so it is 58 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. Its operating status is: posted for load restriction.

It carries about 25 vehicles a day, projected to reach 35 by 2040. The structure is 144 ft (44 m) long and 16 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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Carries2009: Tc Access
CrossesWillow Creek
Location15 MI W of Lake Fort Peck
RouteFederal Lands Road 0
CountyValley County
StateMontana
Coordinates47.92611, -106.86234
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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.1 US tons
Inventory rating21.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans4
Design loadHS 20
Structure length144 ft (44 m)
Longest span36 ft (11 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic35 by 2040
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerBureau of Land Management
Maintained byBureau of Land Management
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 2009: Tc Access over Willow Creek built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2015.

What condition is 2009: Tc Access over Willow Creek 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 2009: Tc Access over Willow Creek carry?

About 25 vehicles per day (2022 count).

How long is 2009: Tc Access over Willow Creek?

The structure is 144 ft (44 m) long with a longest span of 36 ft (11 m) and a deck 16 ft wide.

Who owns 2009: Tc Access over Willow Creek?

It is owned by the Bureau of Land Management.