US Bridges

Chateau Fresno Ave over Herndon Canal

Fair

Fresno County, California · At Barstow Ave · Structure no. 42C0387

Built
1942
83 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
42 ft
3 main spans
Daily traffic
200
2011 count
Owner
County
County Highway Agency

About this bridge

Chateau Fresno Ave over Herndon Canal is a concrete continuous slab carrying Chateau Fresno Ave over Herndon Canal in Fresno County, California. It was built in 1942, so it is 83 years old, older 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 200 vehicles a day, roughly 16% of them trucks, projected to reach 749 by 2043. The structure is 42 ft (12.8 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesChateau Fresno Ave
CrossesHerndon Canal
LocationAt Barstow Ave
RouteCounty Highway 0
Coordinates36.81479, -119.9346
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating25.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span24 ft (7.3 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2011)
Projected traffic749 by 2043
Trucks16%
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 Chateau Fresno Ave over Herndon Canal built?

It was built in 1942, making it 83 years old in 2025.

What condition is Chateau Fresno Ave over Herndon Canal 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 2025.

How much traffic does Chateau Fresno Ave over Herndon Canal carry?

About 200 vehicles per day (2011 count), of which roughly 16% are trucks.

How long is Chateau Fresno Ave over Herndon Canal?

The structure is 42 ft (12.8 m) long with a longest span of 24 ft (7.3 m) and a deck 24 ft wide.

Who owns Chateau Fresno Ave over Herndon Canal?

It is owned by the County Highway Agency.