US Bridges

State ST (eb) over US Highway 101

Good

Santa Barbara County, California · 05-SB-101-18.11-SB · Structure no. 51 0183

Built
1957
68 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
297 ft
4 main spans
Daily traffic
14,554
2003 count
Owner
State
State Highway Agency

About this bridge

State ST (eb) over US Highway 101 is a concrete continuous box beam or girders - multiple carrying State ST (eb) over US Highway 101 in Santa Barbara County, California. It was built in 1957, so it is 68 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 14,554 vehicles a day, roughly 5% of them trucks, projected to reach 19,044 by 2047. The structure is 297 ft (90.5 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState ST (eb)
CrossesUS Highway 101
Location05-SB-101-18.11-SB
RouteCounty Highway 0H001
Coordinates34.44009, -119.75599
Functional classUrban Other Principal Arterial

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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating19.6 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length297 ft (90.5 m)
Longest span95 ft (29 m)
Deck width37 ft (11.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,554 (2003)
Projected traffic19,044 by 2047
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 State ST (eb) over US Highway 101 built?

It was built in 1957, making it 68 years old in 2025.

What condition is State ST (eb) over US Highway 101 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 February 2025.

How much traffic does State ST (eb) over US Highway 101 carry?

About 14,554 vehicles per day (2003 count), of which roughly 5% are trucks.

How long is State ST (eb) over US Highway 101?

The structure is 297 ft (90.5 m) long with a longest span of 95 ft (29 m) and a deck 37 ft wide.

Who owns State ST (eb) over US Highway 101?

It is owned by the State Highway Agency.