US Bridges

State Route 23 over New Los Angeles Ave

Good

Ventura County, California · 07-VEN-023-T11.55 · Structure no. 52 0330R

Built
1993
32 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
195 ft
2 main spans
Daily traffic
72,000
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 23 over New Los Angeles Ave is a prestressed concrete continuous box beam or girders - multiple carrying State Route 23 over New Los Angeles Ave in Ventura County, California. It was built in 1993, so it is 32 years old, younger 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 72,000 vehicles a day, roughly 15% of them trucks, projected to reach 98,000 by 2041. The structure is 195 ft (59.4 m) long and 73 ft wide.

CarriesState Route 23
CrossesNew Los Angeles Ave
Location07-VEN-023-T11.55
RouteState Highway 23
Coordinates34.28211, -118.86277
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length195 ft (59.4 m)
Longest span100 ft (30.4 m)
Deck width73 ft (22.4 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72,000 (2019)
Projected traffic98,000 by 2041
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 23 over New Los Angeles Ave built?

It was built in 1993, making it 32 years old in 2025.

What condition is State Route 23 over New Los Angeles Ave 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 June 2023.

How much traffic does State Route 23 over New Los Angeles Ave carry?

About 72,000 vehicles per day (2019 count), of which roughly 15% are trucks.

How long is State Route 23 over New Los Angeles Ave?

The structure is 195 ft (59.4 m) long with a longest span of 100 ft (30.4 m) and a deck 73 ft wide.

Who owns State Route 23 over New Los Angeles Ave?

It is owned by the State Highway Agency.