US Bridges

Harbor Blvd over Wildlife Underpass

Good

Los Angeles County, California · 275FT N/O Fullerton RD · Structure no. 53C2184

Built
2005
20 years old
Condition
Good
inspected January 2025
Type
Arch - Deck
Steel
Length
20 ft
1 main span
Daily traffic
30,990
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Harbor Blvd over Wildlife Underpass is a steel arch - deck carrying Harbor Blvd over Wildlife Underpass in Los Angeles County, California. It was built in 2005, so it is 20 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 30,990 vehicles a day, roughly 1% of them trucks, projected to reach 37,188 by 2045. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesHarbor Blvd
CrossesWildlife Underpass
Location275FT N/O Fullerton RD
RouteCity Street 0
Coordinates33.95739, -117.92161
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
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans1
Design loadHS 20
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,990 (2015)
Projected traffic37,188 by 2045
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed1.2 mi (2 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 Harbor Blvd over Wildlife Underpass built?

It was built in 2005, making it 20 years old in 2025.

What condition is Harbor Blvd over Wildlife Underpass 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 January 2025.

How much traffic does Harbor Blvd over Wildlife Underpass carry?

About 30,990 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Harbor Blvd over Wildlife Underpass?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns Harbor Blvd over Wildlife Underpass?

It is owned by the City or Municipal Highway Agency.