US Bridges

Antonio Parkway over State Route 241

Fair

Orange County, California · 12-ORA-241-17.60-RSM · Structure no. 55 0697

Built
1998
27 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
287 ft
2 main spans
Daily traffic
10,000
2014 count
Owner
State
State Highway Agency

About this bridge

Antonio Parkway over State Route 241 is a prestressed concrete continuous box beam or girders - multiple carrying Antonio Parkway over State Route 241 in Orange County, California. It was built in 1998, so it is 27 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 10,000 vehicles a day, roughly 3% of them trucks, projected to reach 11,448 by 2046. The structure is 287 ft (87.5 m) long and 142 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesAntonio Parkway
CrossesState Route 241
Location12-ORA-241-17.60-RSM
RouteCity Street 0
Coordinates33.62936, -117.59954
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.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior 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 spans2
Design loadHS 20 + Mod
Structure length287 ft (87.5 m)
Longest span147 ft (44.8 m)
Deck width142 ft (43.3 m)
Roadway width121 ft (37 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2014)
Projected traffic11,448 by 2046
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

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 Antonio Parkway over State Route 241 built?

It was built in 1998, making it 27 years old in 2025.

What condition is Antonio Parkway over State Route 241 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 November 2024.

How much traffic does Antonio Parkway over State Route 241 carry?

About 10,000 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Antonio Parkway over State Route 241?

The structure is 287 ft (87.5 m) long with a longest span of 147 ft (44.8 m) and a deck 142 ft wide.

Who owns Antonio Parkway over State Route 241?

It is owned by the State Highway Agency.