US Bridges

Star Meadow RD over Logan Creek 175

Fair

Flathead County, Montana · 19M SW Olney · Structure no. L15883010+07001

Built
1981
44 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
130 ft
1 main span
Daily traffic
202
2023 count
Owner
County
County Highway Agency

About this bridge

Star Meadow RD over Logan Creek 175 is a prestressed concrete stringer/multi-beam or girder carrying Star Meadow RD over Logan Creek 175 in Flathead County, Montana. It was built in 1981, so it is 44 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 5 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 202 vehicles a day, roughly 3% of them trucks, projected to reach 216 by 2043. The structure is 130 ft (39.6 m) long and 31 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesStar Meadow RD
CrossesLogan Creek 175
Location19M SW Olney
RouteCounty Highway 15883
CountyFlathead County
StateMontana
Coordinates48.39908, -114.65522
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length130 ft (39.6 m)
Longest span123 ft (37.5 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic202 (2023)
Projected traffic216 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 175 built?

It was built in 1981, making it 44 years old in 2025.

What condition is Star Meadow RD over Logan Creek 175 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 175 carry?

About 202 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Star Meadow RD over Logan Creek 175?

The structure is 130 ft (39.6 m) long with a longest span of 123 ft (37.5 m) and a deck 31 ft wide.

Who owns Star Meadow RD over Logan Creek 175?

It is owned by the County Highway Agency.