US Bridges

Las Posas RD over Camarillo Hills Drain

Fair

Ventura County, California · 0.2 MI S of US 101 · Structure no. 52C0086

Built
1975
50 years old, rebuilt 1999
Condition
Fair
inspected August 2023
Type
Culvert
Concrete
Length
95 ft
1 main span
Daily traffic
27,000
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Las Posas RD over Camarillo Hills Drain is a concrete culvert carrying Las Posas RD over Camarillo Hills Drain in Ventura County, California. It was built in 1975 and reconstructed in 1999, so it is 50 years old, younger 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 27,000 vehicles a day, roughly 12% of them trucks, projected to reach 52,926 by 2040. The structure is 95 ft (28.9 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesLas Posas RD
CrossesCamarillo Hills Drain
Location0.2 MI S of US 101
RouteCity Street 0
Coordinates34.2161, -119.06866
Functional classUrban Other Principal 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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.7 US tons
Inventory rating63.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length95 ft (28.9 m)
Longest span45 ft (13.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,000 (2019)
Projected traffic52,926 by 2040
Trucks12%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

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 Las Posas RD over Camarillo Hills Drain built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 1999.

What condition is Las Posas RD over Camarillo Hills Drain 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 2023.

How much traffic does Las Posas RD over Camarillo Hills Drain carry?

About 27,000 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is Las Posas RD over Camarillo Hills Drain?

The structure is 95 ft (28.9 m) long with a longest span of 45 ft (13.6 m).

Who owns Las Posas RD over Camarillo Hills Drain?

It is owned by the City or Municipal Highway Agency.