US Bridges

US Highway 101 NB over Cabrillo Blvd

Good

Santa Barbara County, California · 05-SB-101-11.43-SB · Structure no. 51 0086R

Built
1956
69 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
220 ft
3 main spans
Daily traffic
44,500
2009 count
Owner
State
State Highway Agency

About this bridge

US Highway 101 NB over Cabrillo Blvd is a concrete continuous box beam or girders - multiple carrying US Highway 101 NB over Cabrillo Blvd in Santa Barbara County, California. It was built in 1956, so it is 69 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 44,500 vehicles a day, roughly 6% of them trucks, projected to reach 58,519 by 2046. The structure is 220 ft (67.1 m) long and 36 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS Highway 101 NB
CrossesCabrillo Blvd
Location05-SB-101-11.43-SB
RouteU.S. Route 101
Coordinates34.42268, -119.65393
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 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 rating54.2 US tons
Inventory rating39.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length220 ft (67.1 m)
Longest span100 ft (30.5 m)
Deck width36 ft (10.9 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,500 (2009)
Projected traffic58,519 by 2046
Trucks6%
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 NetworkInterstate 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 NB over Cabrillo Blvd built?

It was built in 1956, making it 69 years old in 2025.

What condition is US Highway 101 NB over Cabrillo Blvd in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does US Highway 101 NB over Cabrillo Blvd carry?

About 44,500 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is US Highway 101 NB over Cabrillo Blvd?

The structure is 220 ft (67.1 m) long with a longest span of 100 ft (30.5 m) and a deck 36 ft wide.

Who owns US Highway 101 NB over Cabrillo Blvd?

It is owned by the State Highway Agency.