US Bridges

Winding Road over Rubicon River

Good

Placer County, California · No Data Entered · Structure no. 050353000001046

Built
1967
58 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
534 ft
3 main spans
Daily traffic
50
Owner
Federal
U.S. Forest Service

About this bridge

Winding Road over Rubicon River is a steel stringer/multi-beam or girder carrying Winding Road over Rubicon River in Placer County, California. It was built in 1967, so it is 58 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 75 by 2045. The structure is 534 ft (162.8 m) long and 24 ft wide.

CarriesWinding Road
CrossesRubicon River
LocationNo Data Entered
RouteFederal Lands Road 14N08
Coordinates38.95731, -120.48611
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations on dry land well above flood water elevations
Structural evaluation*: *
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating—
Inventory rating—

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length534 ft (162.8 m)
Longest span210 ft (64 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic50 (—)
Projected traffic75 by 2045
Trucks—
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 Winding Road over Rubicon River built?

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

What condition is Winding Road over Rubicon River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Winding Road over Rubicon River carry?

About 50 vehicles per day (latest count).

How long is Winding Road over Rubicon River?

The structure is 534 ft (162.8 m) long with a longest span of 210 ft (64 m) and a deck 24 ft wide.

Who owns Winding Road over Rubicon River?

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