US Bridges

Cochran Street over Tapo Canyon Creek

Fair

Ventura County, California · 0.2 MI W Sequoia Ave · Structure no. 52C0116

Built
1965
60 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
26,000
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cochran Street over Tapo Canyon Creek is a concrete culvert carrying Cochran Street over Tapo Canyon Creek in Ventura County, California. It was built in 1965, so it is 60 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 26,000 vehicles a day, roughly 1% of them trucks, projected to reach 26,105 by 2044. The structure is 32 ft (9.8 m) long and 80 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCochran Street
CrossesTapo Canyon Creek
Location0.2 MI W Sequoia Ave
RouteCity Street 0
Coordinates34.27889, -118.73276
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
Channel and channel protection9 ExcellentNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span14 ft (4.2 m)
Deck width80 ft (24.3 m)
Roadway width64 ft (19.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,000 (2022)
Projected traffic26,105 by 2044
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Cochran Street over Tapo Canyon Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is Cochran Street over Tapo Canyon Creek 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 October 2024.

How much traffic does Cochran Street over Tapo Canyon Creek carry?

About 26,000 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Cochran Street over Tapo Canyon Creek?

The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.2 m) and a deck 80 ft wide.

Who owns Cochran Street over Tapo Canyon Creek?

It is owned by the City or Municipal Highway Agency.