US Bridges

ST Charles RD over ST Charles Creek

Fair

Bear Lake County, Idaho · No Data Entered · Structure no. 040503000001014

Built
1967
58 years old
Condition
Fair
inspected September 2021
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
26 ft
1 main span
Daily traffic
200
1993 count
Owner
Federal
U.S. Forest Service

About this bridge

ST Charles RD over ST Charles Creek is a wood or timber stringer/multi-beam or girder carrying ST Charles RD over ST Charles Creek in Bear Lake County, Idaho. It was built in 1967, so it is 58 years old, older than the Idaho average of 45.3 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 200 vehicles a day, roughly 2% of them trucks, projected to reach 300 by 2045. The structure is 26 ft (7.9 m) long and 26 ft wide.

Location

Open in Google Maps
CarriesST Charles RD
CrossesST Charles Creek
LocationNo Data Entered
RouteFederal Lands Road 20412
CountyBear Lake County
StateIdaho
Coordinates42.0948, -111.52226
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 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating34.3 US tons
Inventory rating26.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadH 20
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (1993)
Projected traffic300 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-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 ST Charles RD over ST Charles Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is ST Charles RD over ST Charles 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 September 2021.

How much traffic does ST Charles RD over ST Charles Creek carry?

About 200 vehicles per day (1993 count), of which roughly 2% are trucks.

How long is ST Charles RD over ST Charles Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 26 ft wide.

Who owns ST Charles RD over ST Charles Creek?

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