US Bridges

N San Diego Ave over 3rd Lift Canal

Good

Fresno County, California · 0.92 MI S Ashlan · Structure no. 42C0545

Built
1967
58 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
500
2010 count
Owner
County
County Highway Agency

About this bridge

N San Diego Ave over 3rd Lift Canal is a concrete culvert carrying N San Diego Ave over 3rd Lift Canal in Fresno County, California. It was built in 1967, so it is 58 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 500 vehicles a day, roughly 10% of them trucks, projected to reach 1,990 by 2043. The structure is 22 ft (6.7 m) long and 34 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesN San Diego Ave
Crosses3rd Lift Canal
Location0.92 MI S Ashlan
RouteCounty Highway 0
Coordinates36.77893, -120.44066
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 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 rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (2010)
Projected traffic1,990 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 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 N San Diego Ave over 3rd Lift Canal built?

It was built in 1967, making it 58 years old in 2025.

What condition is N San Diego Ave over 3rd Lift Canal in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does N San Diego Ave over 3rd Lift Canal carry?

About 500 vehicles per day (2010 count), of which roughly 10% are trucks.

How long is N San Diego Ave over 3rd Lift Canal?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 34 ft wide.

Who owns N San Diego Ave over 3rd Lift Canal?

It is owned by the County Highway Agency.