US Bridges

Lakeview Ave over State Route 91

Good

Orange County, California · 12-ORA-091-R10.09-ANA · Structure no. 55 0475

Built
1970
55 years old
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
296 ft
2 main spans
Daily traffic
30,000
2020 count
Owner
State
State Highway Agency

About this bridge

Lakeview Ave over State Route 91 is a prestressed concrete continuous box beam or girders - multiple carrying Lakeview Ave over State Route 91 in Orange County, California. It was built in 1970, so it is 55 years old, older 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 30,000 vehicles a day, roughly 6% of them trucks, projected to reach 33,778 by 2042. The structure is 296 ft (90.2 m) long and 78 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLakeview Ave
CrossesState Route 91
Location12-ORA-091-R10.09-ANA
RouteCity Street 0M142
Coordinates33.85115, -117.81473
Functional classUrban Minor 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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
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
Structure length296 ft (90.2 m)
Longest span147 ft (44.8 m)
Deck width78 ft (23.8 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,000 (2020)
Projected traffic33,778 by 2042
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 Lakeview Ave over State Route 91 built?

It was built in 1970, making it 55 years old in 2025.

What condition is Lakeview Ave over State Route 91 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 August 2024.

How much traffic does Lakeview Ave over State Route 91 carry?

About 30,000 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Lakeview Ave over State Route 91?

The structure is 296 ft (90.2 m) long with a longest span of 147 ft (44.8 m) and a deck 78 ft wide.

Who owns Lakeview Ave over State Route 91?

It is owned by the State Highway Agency.