US Bridges

Star Meadow RD over Logan Creek 085

Fair

Flathead County, Montana · 6M S Olney · Structure no. L15883002+09001

Built
1992
33 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete Continuous
Length
180 ft
3 main spans
Daily traffic
100
2025 count
Owner
County
County Highway Agency

About this bridge

Star Meadow RD over Logan Creek 085 is a concrete continuous tee beam carrying Star Meadow RD over Logan Creek 085 in Flathead County, Montana. It was built in 1992, so it is 33 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 100 vehicles a day, roughly 3% of them trucks, projected to reach 100 by 2040. The structure is 180 ft (54.9 m) long and 34 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

CarriesStar Meadow RD
CrossesLogan Creek 085
Location6M S Olney
RouteCounty Highway 15883
StateMontana
Coordinates48.4524, -114.56319
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating59 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHL 93
Structure length180 ft (54.9 m)
Longest span72 ft (21.9 m)
Deck width34 ft (10.5 m)
Roadway width34 ft (10.4 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 closed21.1 mi (34 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 Star Meadow RD over Logan Creek 085 built?

It was built in 1992, making it 33 years old in 2025.

What condition is Star Meadow RD over Logan Creek 085 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 October 2023.

How much traffic does Star Meadow RD over Logan Creek 085 carry?

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

How long is Star Meadow RD over Logan Creek 085?

The structure is 180 ft (54.9 m) long with a longest span of 72 ft (21.9 m) and a deck 34 ft wide.

Who owns Star Meadow RD over Logan Creek 085?

It is owned by the County Highway Agency.