US Bridges

Bonita Canyon Dr. over Bonita Creek

Fair

Orange County, California · 0.05 MI W/O Route 73 Fwy · Structure no. 55C0640

Built
1995
30 years old
Condition
Fair
inspected December 2023
Type
Slab
Concrete
Length
47 ft
1 main span
Daily traffic
17,000
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bonita Canyon Dr. over Bonita Creek is a concrete slab carrying Bonita Canyon Dr. over Bonita Creek 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 47 ft (14.3 m) long and 146 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesBonita Canyon Dr.
CrossesBonita Creek
Location0.05 MI W/O Route 73 Fwy
RouteCity Street 0
CountyOrange County
StateCalifornia
Coordinates33.62988, -117.84346
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span45 ft (13.6 m)
Deck width146 ft (44.6 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2020)
Projected traffic35,978 by 2040
Trucks1%
Lanes on structure7
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 Bonita Creek built?

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

What condition is Bonita Canyon Dr. over Bonita Creek 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 Bonita Creek carry?

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

How long is Bonita Canyon Dr. over Bonita Creek?

The structure is 47 ft (14.3 m) long with a longest span of 45 ft (13.6 m) and a deck 146 ft wide.

Who owns Bonita Canyon Dr. over Bonita Creek?

It is owned by the City or Municipal Highway Agency.