US Bridges

Hunt Road over Alamo River

Fair

Imperial County, California · 0.9MI W/O Bonds Corner RD · Structure no. 58C0038

Built
1971
54 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete Continuous
Length
54 ft
2 main spans
Daily traffic
125
2020 count
Owner
County
County Highway Agency

About this bridge

Hunt Road over Alamo River is a concrete continuous culvert carrying Hunt Road over Alamo River in Imperial County, California. It was built in 1971, so it is 54 years old, younger than the California average of 54.8 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 125 vehicles a day, roughly 1% of them trucks, projected to reach 337 by 2042. The structure is 54 ft (16.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesHunt Road
CrossesAlamo River
Location0.9MI W/O Bonds Corner RD
RouteCounty Highway 0
CountyImperial County
StateCalifornia
Coordinates32.76631, -115.35334
Functional classRural Major Collector

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 protection9 ExcellentNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 48 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 alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length54 ft (16.5 m)
Longest span25 ft (7.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2020)
Projected traffic337 by 2042
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Hunt Road over Alamo River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Hunt Road over Alamo River 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 January 2024.

How much traffic does Hunt Road over Alamo River carry?

About 125 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Hunt Road over Alamo River?

The structure is 54 ft (16.5 m) long with a longest span of 25 ft (7.6 m).

Who owns Hunt Road over Alamo River?

It is owned by the County Highway Agency.