US Bridges

California ST over US Highway 101

Fair

Ventura County, California · 07-VEN-101-30.15-VEN · Structure no. 52 0219

Built
1961
64 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
152 ft
2 main spans
Daily traffic
12,810
2018 count
Owner
State
State Highway Agency

About this bridge

California ST over US Highway 101 is a concrete continuous box beam or girders - multiple carrying California ST over US Highway 101 in Ventura County, California. It was built in 1961, so it is 64 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 12,810 vehicles a day, roughly 1% of them trucks, projected to reach 19,097 by 2046. The structure is 152 ft (46.3 m) long and 80 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCalifornia ST
CrossesUS Highway 101
Location07-VEN-101-30.15-VEN
RouteCity Street 0N016
Coordinates34.27723, -119.29296
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.7 US tons
Inventory rating53.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length152 ft (46.3 m)
Longest span72 ft (21.9 m)
Deck width80 ft (24.4 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,810 (2018)
Projected traffic19,097 by 2046
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 California ST over US Highway 101 built?

It was built in 1961, making it 64 years old in 2025.

What condition is California ST over US Highway 101 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 August 2024.

How much traffic does California ST over US Highway 101 carry?

About 12,810 vehicles per day (2018 count), of which roughly 1% are trucks.

How long is California ST over US Highway 101?

The structure is 152 ft (46.3 m) long with a longest span of 72 ft (21.9 m) and a deck 80 ft wide.

Who owns California ST over US Highway 101?

It is owned by the State Highway Agency.