US Bridges

Interstate 80 over Eagle Lakes Road

Good

Nevada County, California · 03-NEV-080-R62.15L · Structure no. 17 0072L

Built
1964
61 years old
Condition
Good
inspected August 2024
Type
Tee Beam
Concrete Continuous
Length
128 ft
3 main spans
Daily traffic
14,250
1998 count
Owner
State
State Highway Agency

About this bridge

Interstate 80 over Eagle Lakes Road is a concrete continuous tee beam carrying Interstate 80 over Eagle Lakes Road in Nevada County, California. It was built in 1964, so it is 61 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 14,250 vehicles a day, roughly 16% of them trucks, projected to reach 19,744 by 2042. The structure is 128 ft (39 m) long and 47 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesInterstate 80
CrossesEagle Lakes Road
Location03-NEV-080-R62.15L
RouteInterstate 80
Coordinates39.32232, -120.56357
Functional classRural Principal Arterial - Interstate

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.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating37.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span50 ft (15.2 m)
Deck width47 ft (14.2 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,250 (1998)
Projected traffic19,744 by 2042
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Interstate 80 over Eagle Lakes Road built?

It was built in 1964, making it 61 years old in 2025.

What condition is Interstate 80 over Eagle Lakes Road 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 August 2024.

How much traffic does Interstate 80 over Eagle Lakes Road carry?

About 14,250 vehicles per day (1998 count), of which roughly 16% are trucks.

How long is Interstate 80 over Eagle Lakes Road?

The structure is 128 ft (39 m) long with a longest span of 50 ft (15.2 m) and a deck 47 ft wide.

Who owns Interstate 80 over Eagle Lakes Road?

It is owned by the State Highway Agency.