US Bridges

West Ocean Ave over San Miguelito Creek

Good

Santa Barbara County, California · 1.6 MI W Arguello Blvd · Structure no. 51C0311

Built
1963
62 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Concrete Continuous
Length
122 ft
3 main spans
Daily traffic
5,346
2011 count
Owner
County
County Highway Agency

About this bridge

West Ocean Ave over San Miguelito Creek is a concrete continuous tee beam carrying West Ocean Ave over San Miguelito Creek in Santa Barbara 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 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 5,346 vehicles a day, roughly 3% of them trucks, projected to reach 6,328 by 2045. The structure is 122 ft (37.2 m) long and 46 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWest Ocean Ave
CrossesSan Miguelito Creek
Location1.6 MI W Arguello Blvd
RouteCounty Highway 0
Coordinates34.68426, -120.58656
Functional classRural Major Collector

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.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.7 US tons
Inventory rating47.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length122 ft (37.2 m)
Longest span50 ft (15.2 m)
Deck width46 ft (14 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,346 (2011)
Projected traffic6,328 by 2045
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was West Ocean Ave over San Miguelito Creek built?

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

What condition is West Ocean Ave over San Miguelito Creek 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 May 2023.

How much traffic does West Ocean Ave over San Miguelito Creek carry?

About 5,346 vehicles per day (2011 count), of which roughly 3% are trucks.

How long is West Ocean Ave over San Miguelito Creek?

The structure is 122 ft (37.2 m) long with a longest span of 50 ft (15.2 m) and a deck 46 ft wide.

Who owns West Ocean Ave over San Miguelito Creek?

It is owned by the County Highway Agency.