US Bridges

State Route 33 over Canada Larga

Fair

Ventura County, California · 07-VEN-033-R4.30 · Structure no. 52 0344

Built
1970
55 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
24,400
2022 count
Owner
State
State Highway Agency

About this bridge

State Route 33 over Canada Larga is a concrete culvert carrying State Route 33 over Canada Larga in Ventura County, California. It was built in 1970, so it is 55 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 24,400 vehicles a day, roughly 7% of them trucks, projected to reach 26,790 by 2046. The structure is 33 ft (10.1 m) long and 128 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesState Route 33
CrossesCanada Larga
Location07-VEN-033-R4.30
RouteState Highway 33
CountyVentura County
StateCalifornia
Coordinates34.33789, -119.29244
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable 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
DeckNot applicable
Main spans2
Design loadHS 20
Structure length33 ft (10.1 m)
Longest span16 ft (4.9 m)
Deck width128 ft (39 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,400 (2022)
Projected traffic26,790 by 2046
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 33 over Canada Larga built?

It was built in 1970, making it 55 years old in 2025.

What condition is State Route 33 over Canada Larga 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 February 2024.

How much traffic does State Route 33 over Canada Larga carry?

About 24,400 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is State Route 33 over Canada Larga?

The structure is 33 ft (10.1 m) long with a longest span of 16 ft (4.9 m) and a deck 128 ft wide.

Who owns State Route 33 over Canada Larga?

It is owned by the State Highway Agency.