US Bridges

Central Ave over Russell Creek 001

FairPosted for load

Carter County, Montana · Ekalaka-Central Ave · Structure no. M06038000+00101

Built
1938
87 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
23 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Central Ave over Russell Creek 001 is a wood or timber stringer/multi-beam or girder carrying Central Ave over Russell Creek 001 in Carter County, Montana. It was built in 1938, so it is 87 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 23 ft (6.9 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCentral Ave
CrossesRussell Creek 001
LocationEkalaka-Central Ave
RouteCity Street 6038
StateMontana
Coordinates45.89232, -104.5506
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating26 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length23 ft (6.9 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 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 closed1.2 mi (2 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 Central Ave over Russell Creek 001 built?

It was built in 1938, making it 87 years old in 2025.

What condition is Central Ave over Russell Creek 001 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 August 2023.

How much traffic does Central Ave over Russell Creek 001 carry?

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

How long is Central Ave over Russell Creek 001?

The structure is 23 ft (6.9 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns Central Ave over Russell Creek 001?

It is owned by the County Highway Agency.