US Bridges

Ventura RD over Oxnard West Drain

Good

Ventura County, California · At 9th Street · Structure no. 52C0126

Built
1958
67 years old
Condition
Good
inspected August 2022
Type
Culvert
Concrete
Length
47 ft
3 main spans
Daily traffic
36,500
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Ventura RD over Oxnard West Drain is a concrete culvert carrying Ventura RD over Oxnard West Drain in Ventura County, California. It was built in 1958, so it is 67 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 36,500 vehicles a day, roughly 2% of them trucks, projected to reach 43,857 by 2040. The structure is 47 ft (14.3 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesVentura RD
CrossesOxnard West Drain
LocationAt 9th Street
RouteCity Street 0
Coordinates34.19226, -119.19502
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 protection9 ExcellentNo 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
Waterway adequacy9: Superior 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 spans3
Design loadH 20
Structure length47 ft (14.3 m)
Longest span10 ft (3.2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic36,500 (2022)
Projected traffic43,857 by 2040
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Ventura RD over Oxnard West Drain built?

It was built in 1958, making it 67 years old in 2025.

What condition is Ventura RD over Oxnard West 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 Ventura RD over Oxnard West Drain carry?

About 36,500 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Ventura RD over Oxnard West Drain?

The structure is 47 ft (14.3 m) long with a longest span of 10 ft (3.2 m).

Who owns Ventura RD over Oxnard West Drain?

It is owned by the City or Municipal Highway Agency.