US Bridges

Warner Avenue over Peters Canyon Channel

Good

Orange County, California · 0.5 Mi. W/O Harvard Ave · Structure no. 55C0634

Built
1997
28 years old
Condition
Good
inspected August 2023
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
141 ft
2 main spans
Daily traffic
16,800
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Warner Avenue over Peters Canyon Channel is a concrete continuous box beam or girders - single or spread carrying Warner Avenue over Peters Canyon Channel in Orange County, California. It was built in 1997, so it is 28 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 16,800 vehicles a day, roughly 4% of them trucks, projected to reach 32,500 by 2041. The structure is 141 ft (43 m) long and 92 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWarner Avenue
CrossesPeters Canyon Channel
Location0.5 Mi. W/O Harvard Ave
RouteCity Street 0
Coordinates33.69622, -117.81631
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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length141 ft (43 m)
Longest span69 ft (21 m)
Deck width92 ft (28 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,800 (2018)
Projected traffic32,500 by 2041
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Warner Avenue over Peters Canyon Channel built?

It was built in 1997, making it 28 years old in 2025.

What condition is Warner Avenue over Peters Canyon Channel 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 2023.

How much traffic does Warner Avenue over Peters Canyon Channel carry?

About 16,800 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Warner Avenue over Peters Canyon Channel?

The structure is 141 ft (43 m) long with a longest span of 69 ft (21 m) and a deck 92 ft wide.

Who owns Warner Avenue over Peters Canyon Channel?

It is owned by the City or Municipal Highway Agency.