US Bridges

No Data Entered over Trapper Creek

Fair

Ravalli County, Montana · No Data Entered · Structure no. 010302000000009

Built
1979
46 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
36 ft
1 main span
Daily traffic
5
1992 count
Owner
Federal
U.S. Forest Service

About this bridge

No Data Entered over Trapper Creek is a wood or timber stringer/multi-beam or girder carrying No Data Entered over Trapper Creek in Ravalli County, Montana. It was built in 1979, so it is 46 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 5 vehicles a day, projected to reach 7 by 2045. The structure is 36 ft (11 m) long and 16 ft wide.

Location

Open in Google Maps
CarriesNo Data Entered
CrossesTrapper Creek
LocationNo Data Entered
RouteFederal Lands Road 5628
CountyRavalli County
StateMontana
Coordinates45.91327, -114.20362
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width16 ft (4.9 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5 (1992)
Projected traffic7 by 2045
Trucks—
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was No Data Entered over Trapper Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is No Data Entered over Trapper 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 October 2024.

How much traffic does No Data Entered over Trapper Creek carry?

About 5 vehicles per day (1992 count).

How long is No Data Entered over Trapper Creek?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 16 ft wide.

Who owns No Data Entered over Trapper Creek?

It is owned by the U.S. Forest Service.