US Bridges

12th ST over Water ST SPRR UPRR

Fair

Elko County, Nevada · Elko · Structure no. G1527

Built
1979
46 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
194 ft
4 main spans
Daily traffic
18,400
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

12th ST over Water ST SPRR UPRR is a concrete continuous box beam or girders - multiple carrying 12th ST over Water ST SPRR UPRR in Elko County, Nevada. It was built in 1979, so it is 46 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 18,400 vehicles a day, roughly 4% of them trucks, projected to reach 13,590 by 2040. The structure is 194 ft (59.1 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries12th ST
CrossesWater ST SPRR UPRR
LocationElko
RouteCity Street 542
StateNevada
Coordinates40.83603, -115.75606
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.2 US tons
Inventory rating50.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length194 ft (59.1 m)
Longest span59 ft (17.9 m)
Deck width57 ft (17.4 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,400 (2021)
Projected traffic13,590 by 2040
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 12th ST over Water ST SPRR UPRR built?

It was built in 1979, making it 46 years old in 2025.

What condition is 12th ST over Water ST SPRR 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 12th ST over Water ST SPRR UPRR carry?

About 18,400 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is 12th ST over Water ST SPRR UPRR?

The structure is 194 ft (59.1 m) long with a longest span of 59 ft (17.9 m) and a deck 57 ft wide.

Who owns 12th ST over Water ST SPRR UPRR?

It is owned by the City or Municipal Highway Agency.