US Bridges

FR 402 over UPRR

Fair

Eureka County, Nevada · Dunphy · Structure no. G 38

Built
1935
90 years old, rebuilt 1947
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
163 ft
1 main span
Daily traffic
100
2017 count
Owner
State
State Highway Agency

About this bridge

FR 402 over UPRR is a steel stringer/multi-beam or girder carrying FR 402 over UPRR in Eureka County, Nevada. It was built in 1935 and reconstructed in 1947, so it is 90 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 5 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 100 vehicles a day, roughly 25% of them trucks, projected to reach 110 by 2040. The structure is 163 ft (49.7 m) long and 36 ft wide. If it were closed, the detour would be 77.1 mi (124 km).

Location

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CarriesFR 402
CrossesUPRR
LocationDunphy
CountyEureka County
StateNevada
Coordinates40.70772, -116.5245
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.6 US tons
Inventory rating24.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadH 15
Structure length163 ft (49.7 m)
Longest span69 ft (21 m)
Deck width36 ft (11 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2017)
Projected traffic110 by 2040
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed77.1 mi (124 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$810,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was FR 402 over UPRR built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1947.

What condition is FR 402 over UPRR 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 August 2024.

How much traffic does FR 402 over UPRR carry?

About 100 vehicles per day (2017 count), of which roughly 25% are trucks.

How long is FR 402 over UPRR?

The structure is 163 ft (49.7 m) long with a longest span of 69 ft (21 m) and a deck 36 ft wide.

Who owns FR 402 over UPRR?

It is owned by the State Highway Agency.