US Bridges

State Park Road over Carson Rvr

Fair

Churchill County, Nevada · West of Fallon · Structure no. B1715

Built
1980
45 years old
Condition
Fair
inspected April 2023
Type
Arch - Deck
Concrete
Length
148 ft
1 main span
Daily traffic
88
2017 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

State Park Road over Carson Rvr is a concrete arch - deck carrying State Park Road over Carson Rvr in Churchill County, Nevada. It was built in 1980, so it is 45 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 88 vehicles a day, roughly 3% of them trucks, projected to reach 218 by 2040. The structure is 148 ft (45.1 m) long and 29 ft wide. If it were closed, the detour would be 77.1 mi (124 km).

Location

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CarriesState Park Road
CrossesCarson Rvr
LocationWest of Fallon
RouteState Lands Road 0
CountyChurchill County
StateNevada
Coordinates39.46373, -119.05556
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating24.1 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length148 ft (45.1 m)
Longest span100 ft (30.5 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic88 (2017)
Projected traffic218 by 2040
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed77.1 mi (124 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation 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$663,000
NavigationNo navigation control on waterway

Frequently asked questions

When was State Park Road over Carson Rvr built?

It was built in 1980, making it 45 years old in 2025.

What condition is State Park Road over Carson Rvr 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 2023.

How much traffic does State Park Road over Carson Rvr carry?

About 88 vehicles per day (2017 count), of which roughly 3% are trucks.

How long is State Park Road over Carson Rvr?

The structure is 148 ft (45.1 m) long with a longest span of 100 ft (30.5 m) and a deck 29 ft wide.

Who owns State Park Road over Carson Rvr?

It is owned by the State Park, Forest, or Reservation Agency.