US Bridges

W Kootenai RD over Young Creek 139

Fair

Lincoln County, Montana · 10M NW Rexford · Structure no. L27046005+03001

Built
1974
51 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
29 ft
1 main span
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

W Kootenai RD over Young Creek 139 is a wood or timber stringer/multi-beam or girder carrying W Kootenai RD over Young Creek 139 in Lincoln County, Montana. It was built in 1974, so it is 51 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.

It carries about 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 29 ft (8.8 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesW Kootenai RD
CrossesYoung Creek 139
Location10M NW Rexford
RouteCounty Highway 27046
StateMontana
Coordinates48.96264, -115.19621
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating47 US tons
Inventory rating32 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadUnknown
Structure length29 ft (8.8 m)
Longest span28 ft (8.5 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (8 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 closed3.1 mi (5 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 W Kootenai RD over Young Creek 139 built?

It was built in 1974, making it 51 years old in 2025.

What condition is W Kootenai RD over Young Creek 139 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 W Kootenai RD over Young Creek 139 carry?

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

How long is W Kootenai RD over Young Creek 139?

The structure is 29 ft (8.8 m) long with a longest span of 28 ft (8.5 m) and a deck 28 ft wide.

Who owns W Kootenai RD over Young Creek 139?

It is owned by the County Highway Agency.