US Bridges

Lakeview Avenue over Santa Ana River Channel

Poor

Orange County, California · 0.43 Mi. N/O Route 91 Fwy · Structure no. 55C0510

Built
1970
55 years old, rebuilt 1979
Condition
Poor
inspected August 2023
Type
Tee Beam
Concrete Continuous
Length
399 ft
6 main spans
Daily traffic
37,300
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Lakeview Avenue over Santa Ana River Channel is a concrete continuous tee beam carrying Lakeview Avenue over Santa Ana River Channel in Orange County, California. It was built in 1970 and reconstructed in 1979, 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 37,300 vehicles a day, roughly 6% of them trucks, projected to reach 44,297 by 2043. The structure is 399 ft (121.6 m) long and 80 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLakeview Avenue
CrossesSanta Ana River Channel
Location0.43 Mi. N/O Route 91 Fwy
RouteCity Street 0
Coordinates33.85479, -117.8167
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length399 ft (121.6 m)
Longest span72 ft (21.9 m)
Deck width80 ft (24.4 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,300 (2019)
Projected traffic44,297 by 2043
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 Lakeview Avenue over Santa Ana River Channel built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1979.

What condition is Lakeview Avenue over Santa Ana River Channel in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2023.

How much traffic does Lakeview Avenue over Santa Ana River Channel carry?

About 37,300 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is Lakeview Avenue over Santa Ana River Channel?

The structure is 399 ft (121.6 m) long with a longest span of 72 ft (21.9 m) and a deck 80 ft wide.

Who owns Lakeview Avenue over Santa Ana River Channel?

It is owned by the City or Municipal Highway Agency.