US Bridges

SR338 Sweetwater over Saroni Canal

Good

Lyon County, Nevada · SE of Wellington · Structure no. B 462

Built
1946
79 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
480
2017 count
Owner
State
State Highway Agency

About this bridge

SR338 Sweetwater over Saroni Canal is a concrete culvert carrying SR338 Sweetwater over Saroni Canal in Lyon County, Nevada. It was built in 1946, so it is 79 years old, older 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 480 vehicles a day, roughly 6% of them trucks, projected to reach 1,191 by 2040. The structure is 23 ft (7 m) long. If it were closed, the detour would be 5.6 mi (9 km).

CarriesSR338 Sweetwater
CrossesSaroni Canal
LocationSE of Wellington
RouteState Highway 338
StateNevada
Coordinates38.74137, -119.33115
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating42.4 US tons
Inventory rating25.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic480 (2017)
Projected traffic1,191 by 2040
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR338 Sweetwater over Saroni Canal built?

It was built in 1946, making it 79 years old in 2025.

What condition is SR338 Sweetwater over Saroni Canal 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 2023.

How much traffic does SR338 Sweetwater over Saroni Canal carry?

About 480 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is SR338 Sweetwater over Saroni Canal?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m).

Who owns SR338 Sweetwater over Saroni Canal?

It is owned by the State Highway Agency.