US Bridges

Grand Ave over Route 101

Good

Los Angeles County, California · 07-LA-101-1.32-LA · Structure no. 53 0624

Built
1948
77 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
183 ft
2 main spans
Daily traffic
17,000
2018 count
Owner
State
State Highway Agency

About this bridge

Grand Ave over Route 101 is a concrete continuous box beam or girders - multiple carrying Grand Ave over Route 101 in Los Angeles County, California. It was built in 1948, so it is 77 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 17,000 vehicles a day, roughly 3% of them trucks, projected to reach 22,980 by 2040. The structure is 183 ft (55.8 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGrand Ave
CrossesRoute 101
Location07-LA-101-1.32-LA
RouteCity Street 0L316
Coordinates34.05889, -118.2456
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating42.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length183 ft (55.8 m)
Longest span87 ft (26.5 m)
Deck width71 ft (21.6 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2018)
Projected traffic22,980 by 2040
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Grand Ave over Route 101 built?

It was built in 1948, making it 77 years old in 2025.

What condition is Grand Ave over Route 101 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 May 2023.

How much traffic does Grand Ave over Route 101 carry?

About 17,000 vehicles per day (2018 count), of which roughly 3% are trucks.

How long is Grand Ave over Route 101?

The structure is 183 ft (55.8 m) long with a longest span of 87 ft (26.5 m) and a deck 71 ft wide.

Who owns Grand Ave over Route 101?

It is owned by the State Highway Agency.