US Bridges

W Elkhorn Avenue over Fresno Slough Overflow

Fair

Fresno County, California · 0.2 MI E of Elkhorn Grade · Structure no. 42C0552

Built
1972
53 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
86 ft
3 main spans
Daily traffic
400
2004 count
Owner
County
County Highway Agency

About this bridge

W Elkhorn Avenue over Fresno Slough Overflow is a concrete continuous slab carrying W Elkhorn Avenue over Fresno Slough Overflow in Fresno County, California. It was built in 1972, so it is 53 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 400 vehicles a day, roughly 1% of them trucks, projected to reach 855 by 2045. The structure is 86 ft (26.2 m) long and 29 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesW Elkhorn Avenue
CrossesFresno Slough Overflow
Location0.2 MI E of Elkhorn Grade
RouteCounty Highway 0
Coordinates36.48611, -120.00346
Functional classRural Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span28 ft (8.5 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2004)
Projected traffic855 by 2045
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 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 W Elkhorn Avenue over Fresno Slough Overflow built?

It was built in 1972, making it 53 years old in 2025.

What condition is W Elkhorn Avenue over Fresno Slough Overflow 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 November 2023.

How much traffic does W Elkhorn Avenue over Fresno Slough Overflow carry?

About 400 vehicles per day (2004 count), of which roughly 1% are trucks.

How long is W Elkhorn Avenue over Fresno Slough Overflow?

The structure is 86 ft (26.2 m) long with a longest span of 28 ft (8.5 m) and a deck 29 ft wide.

Who owns W Elkhorn Avenue over Fresno Slough Overflow?

It is owned by the County Highway Agency.