US Bridges

B Street over San Diego Creek

Good

Orange County, California · 0.1 Mi. W/O Pacifica · Structure no. 55C0669

Built
1993
32 years old
Condition
Good
inspected September 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
140 ft
1 main span
Daily traffic
10
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

B Street over San Diego Creek is a prestressed concrete box beam or girders - multiple carrying B Street over San Diego Creek in Orange County, California. It was built in 1993, so it is 32 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. Its operating status is: new structure not yet open to traffic.

It carries about 10 vehicles a day, roughly 1% of them trucks, projected to reach 21 by 2041. The structure is 140 ft (42.7 m) long and 68 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesB Street
CrossesSan Diego Creek
Location0.1 Mi. W/O Pacifica
RouteCity Street 0
Coordinates33.65391, -117.75819
Functional classUrban 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusNew structure not yet open to traffic
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating35.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length140 ft (42.7 m)
Longest span137 ft (41.9 m)
Deck width68 ft (20.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2022)
Projected traffic21 by 2041
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was B Street over San Diego Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is B Street over San Diego 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 September 2024.

How much traffic does B Street over San Diego Creek carry?

About 10 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is B Street over San Diego Creek?

The structure is 140 ft (42.7 m) long with a longest span of 137 ft (41.9 m) and a deck 68 ft wide.

Who owns B Street over San Diego Creek?

It is owned by the City or Municipal Highway Agency.