US Bridges

I 580 over SR667 & Truckee Rvr

Fair

Washoe County, Nevada · Reno · Structure no. H1234

Built
1971
54 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
495 ft
3 main spans
Daily traffic
163,000
2021 count
Owner
State
State Highway Agency

About this bridge

I 580 over SR667 & Truckee Rvr is a steel continuous stringer/multi-beam or girder carrying I 580 over SR667 & Truckee Rvr in Washoe County, Nevada. It was built in 1971, so it is 54 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 163,000 vehicles a day, roughly 6% of them trucks, projected to reach 416,960 by 2040. The structure is 495 ft (150.9 m) long and 100 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI 580
CrossesSR667 & Truckee Rvr
LocationReno
RouteInterstate 580
CountyWashoe County
StateNevada
Coordinates39.53165, -119.78623
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating29.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length495 ft (150.9 m)
Longest span180 ft (54.9 m)
Deck width100 ft (30.5 m)
Roadway width97 ft (29.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163,000 (2021)
Projected traffic416,960 by 2040
Trucks6%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$7.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was I 580 over SR667 & Truckee Rvr built?

It was built in 1971, making it 54 years old in 2025.

What condition is I 580 over SR667 & Truckee Rvr 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 I 580 over SR667 & Truckee Rvr carry?

About 163,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I 580 over SR667 & Truckee Rvr?

The structure is 495 ft (150.9 m) long with a longest span of 180 ft (54.9 m) and a deck 100 ft wide.

Who owns I 580 over SR667 & Truckee Rvr?

It is owned by the State Highway Agency.