US Bridges

Junipero Street over Mission Creek

Good

Santa Barbara County, California · West of Alamar Ave · Structure no. 51C0302

Built
1972
53 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
7,500
2011 count
Owner
City
City or Municipal Highway Agency

About this bridge

Junipero Street over Mission Creek is a prestressed concrete slab carrying Junipero Street over Mission Creek in Santa Barbara County, California. It was built in 1972, so it is 53 years old, younger 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 7,500 vehicles a day, roughly 1% of them trucks, projected to reach 10,115 by 2043. The structure is 35 ft (10.7 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJunipero Street
CrossesMission Creek
LocationWest of Alamar Ave
RouteCity Street 0
Coordinates34.42813, -119.72667
Functional classUrban Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.4 US tons
Inventory rating21.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length35 ft (10.7 m)
Longest span31 ft (9.5 m)
Deck width52 ft (15.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,500 (2011)
Projected traffic10,115 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Junipero Street over Mission Creek built?

It was built in 1972, making it 53 years old in 2025.

What condition is Junipero Street over Mission 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 March 2023.

How much traffic does Junipero Street over Mission Creek carry?

About 7,500 vehicles per day (2011 count), of which roughly 1% are trucks.

How long is Junipero Street over Mission Creek?

The structure is 35 ft (10.7 m) long with a longest span of 31 ft (9.5 m) and a deck 52 ft wide.

Who owns Junipero Street over Mission Creek?

It is owned by the City or Municipal Highway Agency.