US Bridges

S6810;PACKSADDLE R over Side Channel Teton River

Fair

Teton County, Idaho · 2.2 S. 2.7 W. Tetonia · Structure no. 000000000033050

Built
1935
90 years old, rebuilt 1975
Condition
Fair
inspected April 2024
Type
Tee Beam
Prestressed Concrete
Length
61 ft
3 main spans
Daily traffic
250
2023 count
Owner
County
County Highway Agency

About this bridge

S6810;PACKSADDLE R over Side Channel Teton River is a prestressed concrete tee beam carrying S6810;PACKSADDLE R over Side Channel Teton River in Teton County, Idaho. It was built in 1935 and reconstructed in 1975, so it is 90 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 250 vehicles a day, roughly 14% of them trucks, projected to reach 375 by 2042. The structure is 61 ft (18.6 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesS6810;PACKSADDLE R
CrossesSide Channel Teton River
Location2.2 S. 2.7 W. Tetonia
RouteCounty Highway 6810
CountyTeton County
StateIdaho
Coordinates43.78139, -111.21344
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating38 US tons
Inventory rating23 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length61 ft (18.6 m)
Longest span24 ft (7.3 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic250 (2023)
Projected traffic375 by 2042
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$632,000 (2020 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was S6810;PACKSADDLE R over Side Channel Teton River built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1975.

What condition is S6810;PACKSADDLE R over Side Channel Teton River 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 April 2024.

How much traffic does S6810;PACKSADDLE R over Side Channel Teton River carry?

About 250 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is S6810;PACKSADDLE R over Side Channel Teton River?

The structure is 61 ft (18.6 m) long with a longest span of 24 ft (7.3 m) and a deck 24 ft wide.

Who owns S6810;PACKSADDLE R over Side Channel Teton River?

It is owned by the County Highway Agency.