US Bridges

Irvine Boulevard over Magazine Road

Good

Orange County, California · 2.9 MI SE Sand Canyon Ave · Structure no. 55C0553

Built
1988
37 years old
Condition
Good
inspected April 2022
Type
Slab
Concrete
Length
47 ft
1 main span
Daily traffic
22,300
2018 count
Owner
County
County Highway Agency

About this bridge

Irvine Boulevard over Magazine Road is a concrete slab carrying Irvine Boulevard over Magazine Road in Orange County, California. It was built in 1988, so it is 37 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 22,300 vehicles a day, roughly 7% of them trucks, projected to reach 33,100 by 2040. The structure is 47 ft (14.2 m) long and 128 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesIrvine Boulevard
CrossesMagazine Road
Location2.9 MI SE Sand Canyon Ave
RouteCounty Highway 0
Coordinates33.66812, -117.70604
Functional classUrban Other Principal Arterial

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.
Last inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
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

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length47 ft (14.2 m)
Longest span44 ft (13.4 m)
Deck width128 ft (39 m)
Roadway width126 ft (38.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,300 (2018)
Projected traffic33,100 by 2040
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Irvine Boulevard over Magazine Road built?

It was built in 1988, making it 37 years old in 2025.

What condition is Irvine Boulevard over Magazine Road 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 April 2022.

How much traffic does Irvine Boulevard over Magazine Road carry?

About 22,300 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Irvine Boulevard over Magazine Road?

The structure is 47 ft (14.2 m) long with a longest span of 44 ft (13.4 m) and a deck 128 ft wide.

Who owns Irvine Boulevard over Magazine Road?

It is owned by the County Highway Agency.