US Bridges

W Elkhorn Ave over Fresno Slough

Fair

Fresno County, California · At Elkhorn Grade · Structure no. 42C0600

Built
1991
34 years old
Condition
Fair
inspected November 2023
Type
Slab
Concrete Continuous
Length
220 ft
7 main spans
Daily traffic
400
2005 count
Owner
County
County Highway Agency

About this bridge

W Elkhorn Ave over Fresno Slough is a concrete continuous slab carrying W Elkhorn Ave over Fresno Slough in Fresno County, California. It was built in 1991, so it is 34 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 5 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 10% of them trucks, projected to reach 905 by 2045. The structure is 220 ft (67.1 m) long and 31 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

CarriesW Elkhorn Ave
CrossesFresno Slough
LocationAt Elkhorn Grade
RouteCounty Highway 0
Coordinates36.48528, -120.00534
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20 + Mod
Structure length220 ft (67.1 m)
Longest span34 ft (10.4 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2005)
Projected traffic905 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Ave over Fresno Slough built?

It was built in 1991, making it 34 years old in 2025.

What condition is W Elkhorn Ave over Fresno Slough 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 Ave over Fresno Slough carry?

About 400 vehicles per day (2005 count), of which roughly 10% are trucks.

How long is W Elkhorn Ave over Fresno Slough?

The structure is 220 ft (67.1 m) long with a longest span of 34 ft (10.4 m) and a deck 31 ft wide.

Who owns W Elkhorn Ave over Fresno Slough?

It is owned by the County Highway Agency.