US Bridges

U.S. Highway 101 over Ivar Ave

Good

Los Angeles County, California · 07-LA-101-7.31-LA · Structure no. 53 0797

Built
1953
72 years old, rebuilt 1977
Condition
Good
inspected February 2024
Type
Slab
Concrete
Length
38 ft
1 main span
Daily traffic
154,000
2020 count
Owner
State
State Highway Agency

About this bridge

U.S. Highway 101 over Ivar Ave is a concrete slab carrying U.S. Highway 101 over Ivar Ave in Los Angeles County, California. It was built in 1953 and reconstructed in 1977, so it is 72 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 154,000 vehicles a day, roughly 10% of them trucks, projected to reach 208,225 by 2042. The structure is 38 ft (11.6 m) long and 212 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesU.S. Highway 101
CrossesIvar Ave
Location07-LA-101-7.31-LA
RouteU.S. Route 101
Coordinates34.10671, -118.32833
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 inspectionFebruary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span34 ft (10.4 m)
Deck width212 ft (64.6 m)
Roadway width196 ft (59.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic154,000 (2020)
Projected traffic208,225 by 2042
Trucks10%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 U.S. Highway 101 over Ivar Ave built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1977.

What condition is U.S. Highway 101 over Ivar 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 February 2024.

How much traffic does U.S. Highway 101 over Ivar Ave carry?

About 154,000 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is U.S. Highway 101 over Ivar Ave?

The structure is 38 ft (11.6 m) long with a longest span of 34 ft (10.4 m) and a deck 212 ft wide.

Who owns U.S. Highway 101 over Ivar Ave?

It is owned by the State Highway Agency.