US Bridges

North Downs Lane over S-Canal

Good

Churchill County, Nevada · East of Fallon · Structure no. B1583

Built
1935
90 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
500
2017 count
Owner
County
County Highway Agency

About this bridge

North Downs Lane over S-Canal is a concrete culvert carrying North Downs Lane over S-Canal in Churchill County, Nevada. It was built in 1935, 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 good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 4% of them trucks, projected to reach 1,241 by 2040. The structure is 26 ft (7.9 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNorth Downs Lane
CrossesS-Canal
LocationEast of Fallon
RouteCounty Highway 0
StateNevada
Coordinates39.48234, -118.70657
Functional classRural Local

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.
Culvert8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span12 ft (3.8 m)
Deck width36 ft (11 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2017)
Projected traffic1,241 by 2040
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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$174,000
NavigationNo navigation control on waterway

Frequently asked questions

When was North Downs Lane over S-Canal built?

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

What condition is North Downs Lane over S-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 January 2023.

How much traffic does North Downs Lane over S-Canal carry?

About 500 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is North Downs Lane over S-Canal?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.8 m) and a deck 36 ft wide.

Who owns North Downs Lane over S-Canal?

It is owned by the County Highway Agency.