US Bridges

Zoo Drive over I 5

Good

Los Angeles County, California · 07-LA-005-26.47-LA · Structure no. 53 1173

Built
1967
58 years old
Condition
Good
inspected August 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
436 ft
5 main spans
Daily traffic
5,730
2016 count
Owner
State
State Highway Agency

About this bridge

Zoo Drive over I 5 is a steel stringer/multi-beam or girder carrying Zoo Drive over I 5 in Los Angeles County, California. It was built in 1967, so it is 58 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 5,730 vehicles a day, roughly 2% of them trucks, projected to reach 7,507 by 2040. The structure is 436 ft (132.9 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesZoo Drive
CrossesI 5
Location07-LA-005-26.47-LA
RouteCity Street 0L440
Coordinates34.15002, -118.28126
Functional classUrban Local

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 2022
Inspection intervalevery 48 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 rating74 US tons
Inventory rating45.3 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length436 ft (132.9 m)
Longest span95 ft (29.1 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,730 (2016)
Projected traffic7,507 by 2040
Trucks2%
Lanes on structure2
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 Zoo Drive over I 5 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Zoo Drive over I 5 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 2022.

How much traffic does Zoo Drive over I 5 carry?

About 5,730 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Zoo Drive over I 5?

The structure is 436 ft (132.9 m) long with a longest span of 95 ft (29.1 m) and a deck 49 ft wide.

Who owns Zoo Drive over I 5?

It is owned by the State Highway Agency.