US Bridges

Oxnard Blvd over El Rio Drain

Good

Ventura County, California · 500 Ft N of Vineyard Ave · Structure no. 52C0308

Built
1964
61 years old, rebuilt 1990
Condition
Good
inspected August 2022
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
26,000
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Oxnard Blvd over El Rio Drain is a concrete culvert carrying Oxnard Blvd over El Rio Drain in Ventura County, California. It was built in 1964 and reconstructed in 1990, so it is 61 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 26,000 vehicles a day, roughly 5% of them trucks, projected to reach 36,247 by 2040. The structure is 24 ft (7.3 m) long and 101 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesOxnard Blvd
CrossesEl Rio Drain
Location500 Ft N of Vineyard Ave
RouteCity Street 0
Coordinates34.22799, -119.17772
Functional classUrban Other Principal Arterial

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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum 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 loadUnknown
Structure length24 ft (7.3 m)
Longest span10 ft (3 m)
Deck width101 ft (30.9 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,000 (2022)
Projected traffic36,247 by 2040
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Oxnard Blvd over El Rio Drain built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1990.

What condition is Oxnard Blvd over El Rio Drain 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 August 2022.

How much traffic does Oxnard Blvd over El Rio Drain carry?

About 26,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Oxnard Blvd over El Rio Drain?

The structure is 24 ft (7.3 m) long with a longest span of 10 ft (3 m) and a deck 101 ft wide.

Who owns Oxnard Blvd over El Rio Drain?

It is owned by the City or Municipal Highway Agency.