US Bridges

Ralston ST over I 80

Fair

Washoe County, Nevada · Reno · Structure no. H 991

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
242 ft
4 main spans
Daily traffic
2,400
2021 count
Owner
State
State Highway Agency

About this bridge

Ralston ST over I 80 is a concrete continuous box beam or girders - multiple carrying Ralston ST over I 80 in Washoe County, Nevada. It was built in 1969, so it is 56 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 2,400 vehicles a day, roughly 3% of them trucks, projected to reach 7,446 by 2040. The structure is 242 ft (73.8 m) long and 64 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRalston ST
CrossesI 80
LocationReno
RouteCity Street 0
CountyWashoe County
StateNevada
Coordinates39.53264, -119.82208
Functional classUrban Minor Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating24.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length242 ft (73.8 m)
Longest span72 ft (21.9 m)
Deck width64 ft (19.5 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,400 (2021)
Projected traffic7,446 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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$2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ralston ST over I 80 built?

It was built in 1969, making it 56 years old in 2025.

What condition is Ralston ST over I 80 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 Ralston ST over I 80 carry?

About 2,400 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Ralston ST over I 80?

The structure is 242 ft (73.8 m) long with a longest span of 72 ft (21.9 m) and a deck 64 ft wide.

Who owns Ralston ST over I 80?

It is owned by the State Highway Agency.