US Bridges

I 80E over Frontage Road

Fair

Washoe County, Nevada · West of Reno · Structure no. I 774E

Built
1964
61 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete Continuous
Length
124 ft
3 main spans
Daily traffic
23,250
2021 count
Owner
State
State Highway Agency

About this bridge

I 80E over Frontage Road is a concrete continuous tee beam carrying I 80E over Frontage Road in Washoe County, Nevada. It was built in 1964, so it is 61 years old, older than the Nevada average of 36.4 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 23,250 vehicles a day, roughly 16% of them trucks, projected to reach 42,689 by 2040. The structure is 124 ft (37.8 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 80E
CrossesFrontage Road
LocationWest of Reno
RouteInterstate 80
StateNevada
Coordinates39.51448, -119.92589
Functional classRural Principal Arterial - Interstate

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.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.4 US tons
Inventory rating33.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length124 ft (37.8 m)
Longest span50 ft (15.2 m)
Deck width43 ft (13.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,250 (2021)
Projected traffic42,689 by 2040
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 I 80E over Frontage Road built?

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

What condition is I 80E over Frontage Road 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 May 2024.

How much traffic does I 80E over Frontage Road carry?

About 23,250 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is I 80E over Frontage Road?

The structure is 124 ft (37.8 m) long with a longest span of 50 ft (15.2 m) and a deck 43 ft wide.

Who owns I 80E over Frontage Road?

It is owned by the State Highway Agency.