US Bridges

Valmy RD over Humboldt Rvr

Fair

Humboldt County, Nevada · Northwest of Valmy · Structure no. M1802B

Built
1984
41 years old
Condition
Fair
inspected August 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
69 ft
3 main spans
Daily traffic
66
2017 count
Owner
Private
Private (other than railroad)

About this bridge

Valmy RD over Humboldt Rvr is a aluminum, wrought iron, or cast iron culvert carrying Valmy RD over Humboldt Rvr in Humboldt County, Nevada. It was built in 1984, so it is 41 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 66 vehicles a day, projected to reach 73 by 2040. The structure is 69 ft (21 m) long. If it were closed, the detour would be 77.1 mi (124 km).

CarriesValmy RD
CrossesHumboldt Rvr
LocationNorthwest of Valmy
RouteCounty Highway 0
StateNevada
Coordinates40.85522, -117.16089
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans3
Design loadHS 20
Structure length69 ft (21 m)
Longest span19 ft (5.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66 (2017)
Projected traffic73 by 2040
Trucks—
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

OwnerPrivate (other than railroad)
Maintained byPrivate (other than railroad)
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 Valmy RD over Humboldt Rvr built?

It was built in 1984, making it 41 years old in 2025.

What condition is Valmy RD over Humboldt 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 August 2024.

How much traffic does Valmy RD over Humboldt Rvr carry?

About 66 vehicles per day (2017 count).

How long is Valmy RD over Humboldt Rvr?

The structure is 69 ft (21 m) long with a longest span of 19 ft (5.8 m).

Who owns Valmy RD over Humboldt Rvr?

It is owned by the Private (other than railroad).