US Bridges

Los Carneros Road over US Highway 101

Fair

Santa Barbara County, California · 05-SB-101-23.72 · Structure no. 51 0241

Built
1968
57 years old, rebuilt 1993
Condition
Fair
inspected February 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
182 ft
2 main spans
Daily traffic
21,327
1998 count
Owner
State
State Highway Agency

About this bridge

Los Carneros Road over US Highway 101 is a prestressed concrete continuous stringer/multi-beam or girder carrying Los Carneros Road over US Highway 101 in Santa Barbara County, California. It was built in 1968 and reconstructed in 1993, so it is 57 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 21,327 vehicles a day, roughly 3% of them trucks, projected to reach 22,975 by 2043. The structure is 182 ft (55.5 m) long and 71 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesLos Carneros Road
CrossesUS Highway 101
Location05-SB-101-23.72
RouteCounty Highway 0H008
Coordinates34.43741, -119.85286
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating37.5 US tons
Inventory rating25.4 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length182 ft (55.5 m)
Longest span95 ft (29 m)
Deck width71 ft (21.6 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,327 (1998)
Projected traffic22,975 by 2043
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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 Los Carneros Road over US Highway 101 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1993.

What condition is Los Carneros Road over US Highway 101 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 February 2025.

How much traffic does Los Carneros Road over US Highway 101 carry?

About 21,327 vehicles per day (1998 count), of which roughly 3% are trucks.

How long is Los Carneros Road over US Highway 101?

The structure is 182 ft (55.5 m) long with a longest span of 95 ft (29 m) and a deck 71 ft wide.

Who owns Los Carneros Road over US Highway 101?

It is owned by the State Highway Agency.