US Bridges

Harmon Road over S Canal

Good

Churchill County, Nevada · East of Fallon · Structure no. B 548

Built
2010
15 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
220
2021 count
Owner
County
County Highway Agency

About this bridge

Harmon Road over S Canal is a concrete culvert carrying Harmon Road over S Canal in Churchill County, Nevada. It was built in 2010, so it is 15 years old, younger 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 220 vehicles a day, projected to reach 496 by 2040. The structure is 20 ft (6.1 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHarmon Road
CrossesS Canal
LocationEast of Fallon
RouteCounty Highway 0
CountyChurchill County
StateNevada
Coordinates39.48199, -118.68782
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.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating28.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width38 ft (11.5 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic220 (2021)
Projected traffic496 by 2040
Trucks0%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Harmon Road over S Canal built?

It was built in 2010, making it 15 years old in 2025.

What condition is Harmon Road 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 Harmon Road over S Canal carry?

About 220 vehicles per day (2021 count).

How long is Harmon Road over S Canal?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m) and a deck 38 ft wide.

Who owns Harmon Road over S Canal?

It is owned by the County Highway Agency.