US Bridges

Interstate 80 over Bridge Street

Good

Nevada County, California · 03-NEV-080-15.48 · Structure no. 17 0031

Built
2003
22 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
147 ft
1 main span
Daily traffic
34,000
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 80 over Bridge Street is a prestressed concrete stringer/multi-beam or girder carrying Interstate 80 over Bridge Street in Nevada County, California. It was built in 2003, so it is 22 years old, younger 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 34,000 vehicles a day, projected to reach 43,711 by 2041. The structure is 147 ft (44.8 m) long and 108 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesInterstate 80
CrossesBridge Street
Location03-NEV-080-15.48
RouteInterstate 80
Coordinates39.33034, -120.18681
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 2023
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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length147 ft (44.8 m)
Longest span143 ft (43.5 m)
Deck width108 ft (32.8 m)
Roadway width103 ft (31.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic34,000 (2020)
Projected traffic43,711 by 2041
Trucks0%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Bridge Street built?

It was built in 2003, making it 22 years old in 2025.

What condition is Interstate 80 over Bridge Street 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 2023.

How much traffic does Interstate 80 over Bridge Street carry?

About 34,000 vehicles per day (2020 count).

How long is Interstate 80 over Bridge Street?

The structure is 147 ft (44.8 m) long with a longest span of 143 ft (43.5 m) and a deck 108 ft wide.

Who owns Interstate 80 over Bridge Street?

It is owned by the State Highway Agency.