US Bridges

US Highway 101 SB over S101-N33 Olive Garden

Fair

Ventura County, California · 07-VEN-101-30.71-VEN · Structure no. 52 0235L

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

About this bridge

US Highway 101 SB over S101-N33 Olive Garden is a concrete continuous box beam or girders - multiple carrying US Highway 101 SB over S101-N33 Olive Garden 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 492 ft (150 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS Highway 101 SB
CrossesS101-N33 Olive Garden
Location07-VEN-101-30.71-VEN
RouteU.S. Route 101
Coordinates34.27802, -119.30281
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.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating50.4 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length492 ft (150 m)
Longest span131 ft (39.9 m)
Deck width50 ft (15.1 m)
Roadway width47 ft (14.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic64,000 (2018)
Projected traffic95,360 by 2046
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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-N33 Olive Garden built?

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

What condition is US Highway 101 SB over S101-N33 Olive Garden 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-N33 Olive Garden carry?

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

How long is US Highway 101 SB over S101-N33 Olive Garden?

The structure is 492 ft (150 m) long with a longest span of 131 ft (39.9 m) and a deck 50 ft wide.

Who owns US Highway 101 SB over S101-N33 Olive Garden?

It is owned by the State Highway Agency.