US Bridges

I 580 over Damonte Ranch Pw

Good

Washoe County, Nevada · Reno · Structure no. I1951

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
218 ft
1 main span
Daily traffic
59,200
2017 count
Owner
State
State Highway Agency

About this bridge

I 580 over Damonte Ranch Pw is a prestressed concrete box beam or girders - multiple carrying I 580 over Damonte Ranch Pw in Washoe County, Nevada. It was built in 1995, so it is 30 years old, younger 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 59,200 vehicles a day, roughly 6% of them trucks, projected to reach 110,000 by 2040. The structure is 218 ft (66.4 m) long and 145 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 580
CrossesDamonte Ranch Pw
LocationReno
RouteU.S. Route 395
StateNevada
Coordinates39.42304, -119.75118
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 48 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 rating64.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length218 ft (66.4 m)
Longest span215 ft (65.5 m)
Deck width145 ft (44.2 m)
Roadway width140 ft (42.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,200 (2017)
Projected traffic110,000 by 2040
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I 580 over Damonte Ranch Pw built?

It was built in 1995, making it 30 years old in 2025.

What condition is I 580 over Damonte Ranch Pw 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 April 2024.

How much traffic does I 580 over Damonte Ranch Pw carry?

About 59,200 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is I 580 over Damonte Ranch Pw?

The structure is 218 ft (66.4 m) long with a longest span of 215 ft (65.5 m) and a deck 145 ft wide.

Who owns I 580 over Damonte Ranch Pw?

It is owned by the State Highway Agency.