US Bridges

I 580 over SR667 Neil RD

Good

Washoe County, Nevada · Reno · Structure no. I1800

Built
1988
37 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
128 ft
1 main span
Daily traffic
86,000
2021 count
Owner
State
State Highway Agency

About this bridge

I 580 over SR667 Neil RD is a steel stringer/multi-beam or girder carrying I 580 over SR667 Neil RD in Washoe County, Nevada. It was built in 1988, so it is 37 years old, older than the Nevada average of 36.4 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 86,000 vehicles a day, roughly 6% of them trucks, projected to reach 157,353 by 2040. The structure is 128 ft (39 m) long and 121 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI 580
CrossesSR667 Neil RD
LocationReno
RouteInterstate 580
StateNevada
Coordinates39.46769, -119.78812
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span123 ft (37.5 m)
Deck width121 ft (37 m)
Roadway width106 ft (32.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic86,000 (2021)
Projected traffic157,353 by 2040
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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$6.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 580 over SR667 Neil RD built?

It was built in 1988, making it 37 years old in 2025.

What condition is I 580 over SR667 Neil RD 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 May 2024.

How much traffic does I 580 over SR667 Neil RD carry?

About 86,000 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is I 580 over SR667 Neil RD?

The structure is 128 ft (39 m) long with a longest span of 123 ft (37.5 m) and a deck 121 ft wide.

Who owns I 580 over SR667 Neil RD?

It is owned by the State Highway Agency.