US Bridges

Carne RD over Thacher Creek

Fair

Ventura County, California · 0.1 MI N of S.R. 150 · Structure no. 52C0191

Built
1928
97 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Concrete
Length
38 ft
1 main span
Daily traffic
900
2022 count
Owner
County
County Highway Agency

About this bridge

Carne RD over Thacher Creek is a concrete tee beam carrying Carne RD over Thacher Creek in Ventura County, California. It was built in 1928, so it is 97 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 900 vehicles a day, roughly 1% of them trucks, projected to reach 1,245 by 2046. The structure is 38 ft (11.6 m) long and 24 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCarne RD
CrossesThacher Creek
Location0.1 MI N of S.R. 150
RouteCounty Highway 0
Coordinates34.44679, -119.20635
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating21.4 US tons
Inventory rating14.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width24 ft (7.3 m)
Roadway width21 ft (6.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic1,245 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Carne RD over Thacher Creek built?

It was built in 1928, making it 97 years old in 2025.

What condition is Carne RD over Thacher 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 August 2024.

How much traffic does Carne RD over Thacher Creek carry?

About 900 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Carne RD over Thacher Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 24 ft wide.

Who owns Carne RD over Thacher Creek?

It is owned by the County Highway Agency.