US Bridges

US Highway 101 SB over S101-VENTURA Av Off-Ramp

Fair

Ventura County, California · 07-VEN-101-30.59-VEN · Structure no. 52 0232L

Built
1963
62 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
200 ft
3 main spans
Daily traffic
64,000
2018 count
Owner
State
State Highway Agency

About this bridge

US Highway 101 SB over S101-VENTURA Av Off-Ramp is a concrete continuous box beam or girders - multiple carrying US Highway 101 SB over S101-VENTURA Av Off-Ramp in Ventura County, California. It was built in 1963, so it is 62 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 64,000 vehicles a day, roughly 8% of them trucks, projected to reach 95,360 by 2046. The structure is 200 ft (61.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS Highway 101 SB
CrossesS101-VENTURA Av Off-Ramp
Location07-VEN-101-30.59-VEN
RouteU.S. Route 101
CountyVentura County
StateCalifornia
Coordinates34.27749, -119.30077
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length200 ft (61.1 m)
Longest span85 ft (25.9 m)
Deck width40 ft (12.1 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,000 (2018)
Projected traffic95,360 by 2046
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 US Highway 101 SB over S101-VENTURA Av Off-Ramp built?

It was built in 1963, making it 62 years old in 2025.

What condition is US Highway 101 SB over S101-VENTURA Av Off-Ramp 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 US Highway 101 SB over S101-VENTURA Av Off-Ramp carry?

About 64,000 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is US Highway 101 SB over S101-VENTURA Av Off-Ramp?

The structure is 200 ft (61.1 m) long with a longest span of 85 ft (25.9 m) and a deck 40 ft wide.

Who owns US Highway 101 SB over S101-VENTURA Av Off-Ramp?

It is owned by the State Highway Agency.