US Bridges

State Route 91 over Cherry Ave

Good

Los Angeles County, California · 07-LA-091-R13.09-LBCH · Structure no. 53 2123

Built
1970
55 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
180 ft
2 main spans
Daily traffic
258,000
2015 count
Owner
State
State Highway Agency

About this bridge

State Route 91 over Cherry Ave is a prestressed concrete continuous box beam or girders - multiple carrying State Route 91 over Cherry Ave in Los Angeles County, California. It was built in 1970, 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 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 258,000 vehicles a day, roughly 12% of them trucks, projected to reach 265,000 by 2040. The structure is 180 ft (54.9 m) long and 148 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 91
CrossesCherry Ave
Location07-LA-091-R13.09-LBCH
RouteState Highway 91
Coordinates33.87589, -118.16892
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length180 ft (54.9 m)
Longest span90 ft (27.5 m)
Deck width148 ft (45.1 m)
Roadway width142 ft (43.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic258,000 (2015)
Projected traffic265,000 by 2040
Trucks12%
Lanes on structure11
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 State Route 91 over Cherry Ave built?

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

What condition is State Route 91 over Cherry Ave 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 2023.

How much traffic does State Route 91 over Cherry Ave carry?

About 258,000 vehicles per day (2015 count), of which roughly 12% are trucks.

How long is State Route 91 over Cherry Ave?

The structure is 180 ft (54.9 m) long with a longest span of 90 ft (27.5 m) and a deck 148 ft wide.

Who owns State Route 91 over Cherry Ave?

It is owned by the State Highway Agency.