US Bridges

US Highway 101 SB over El Capitan State Beach

Fair

Santa Barbara County, California · 05-SB-101-33.85 · Structure no. 51 0197L

Built
1958
67 years old
Condition
Fair
inspected September 2023
Type
Tee Beam
Concrete Continuous
Length
130 ft
3 main spans
Daily traffic
16,000
2009 count
Owner
State
State Highway Agency

About this bridge

US Highway 101 SB over El Capitan State Beach is a concrete continuous tee beam carrying US Highway 101 SB over El Capitan State Beach in Santa Barbara County, California. It was built in 1958, so it is 67 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 5 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 16,000 vehicles a day, roughly 11% of them trucks, projected to reach 34,167 by 2043. The structure is 130 ft (39.5 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS Highway 101 SB
CrossesEl Capitan State Beach
Location05-SB-101-33.85
RouteU.S. Route 101
Coordinates34.46324, -120.02125
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum 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 rating35.7 US tons
Inventory rating27.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length130 ft (39.5 m)
Longest span51 ft (15.5 m)
Deck width42 ft (12.9 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2009)
Projected traffic34,167 by 2043
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 SB over El Capitan State Beach built?

It was built in 1958, making it 67 years old in 2025.

What condition is US Highway 101 SB over El Capitan State Beach 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 September 2023.

How much traffic does US Highway 101 SB over El Capitan State Beach carry?

About 16,000 vehicles per day (2009 count), of which roughly 11% are trucks.

How long is US Highway 101 SB over El Capitan State Beach?

The structure is 130 ft (39.5 m) long with a longest span of 51 ft (15.5 m) and a deck 42 ft wide.

Who owns US Highway 101 SB over El Capitan State Beach?

It is owned by the State Highway Agency.