US Bridges

Bonita Canyon Dr. over Wildlife Uc

Fair

Orange County, California · 0.2 Mi. W/O Rte. 73 Fwy. · Structure no. 55C0620

Built
1995
30 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
104 ft
1 main span
Daily traffic
17,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bonita Canyon Dr. over Wildlife Uc is a prestressed concrete continuous box beam or girders - multiple carrying Bonita Canyon Dr. over Wildlife Uc in Orange County, California. It was built in 1995, so it is 30 years old, younger 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 17,000 vehicles a day, roughly 1% of them trucks, projected to reach 35,978 by 2040. The structure is 104 ft (31.8 m) long and 114 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBonita Canyon Dr.
CrossesWildlife Uc
Location0.2 Mi. W/O Rte. 73 Fwy.
RouteCity Street 0
Coordinates33.62903, -117.84683
Functional classUrban Minor 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
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length104 ft (31.8 m)
Longest span102 ft (31 m)
Deck width114 ft (34.7 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2020)
Projected traffic35,978 by 2040
Trucks1%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 Bonita Canyon Dr. over Wildlife Uc built?

It was built in 1995, making it 30 years old in 2025.

What condition is Bonita Canyon Dr. over Wildlife Uc 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 December 2023.

How much traffic does Bonita Canyon Dr. over Wildlife Uc carry?

About 17,000 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Bonita Canyon Dr. over Wildlife Uc?

The structure is 104 ft (31.8 m) long with a longest span of 102 ft (31 m) and a deck 114 ft wide.

Who owns Bonita Canyon Dr. over Wildlife Uc?

It is owned by the City or Municipal Highway Agency.