US Bridges

Gage Avenue over Interstate 710

Good

Los Angeles County, California · 07-LA-710-20.27-BELL · Structure no. 53 0835

Built
1957
68 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete Continuous
Length
134 ft
2 main spans
Daily traffic
18,800
2015 count
Owner
State
State Highway Agency

About this bridge

Gage Avenue over Interstate 710 is a concrete continuous tee beam carrying Gage Avenue over Interstate 710 in Los Angeles County, California. It was built in 1957, so it is 68 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 18,800 vehicles a day, roughly 2% of them trucks, projected to reach 27,333 by 2042. The structure is 134 ft (40.8 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGage Avenue
CrossesInterstate 710
Location07-LA-710-20.27-BELL
RouteCity Street 0L123
Coordinates33.97588, -118.16784
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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment9: Superior to present desirable criteria
Operating rating40 US tons
Inventory rating28.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length134 ft (40.8 m)
Longest span64 ft (19.5 m)
Deck width56 ft (17.1 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,800 (2015)
Projected traffic27,333 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 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 Gage Avenue over Interstate 710 built?

It was built in 1957, making it 68 years old in 2025.

What condition is Gage Avenue over Interstate 710 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 July 2024.

How much traffic does Gage Avenue over Interstate 710 carry?

About 18,800 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Gage Avenue over Interstate 710?

The structure is 134 ft (40.8 m) long with a longest span of 64 ft (19.5 m) and a deck 56 ft wide.

Who owns Gage Avenue over Interstate 710?

It is owned by the State Highway Agency.