US Bridges

Interstate 5 over N Broadway Off-Ramp

Good

Los Angeles County, California · 07-LA-005-19.50-LA · Structure no. 53 1411K

Built
1960
65 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
274 ft
4 main spans
Daily traffic
10,000
2015 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 over N Broadway Off-Ramp is a concrete continuous box beam or girders - multiple carrying Interstate 5 over N Broadway Off-Ramp in Los Angeles County, California. It was built in 1960, so it is 65 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 10,000 vehicles a day, roughly 2% of them trucks, projected to reach 18,600 by 2040. The structure is 274 ft (83.5 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5
CrossesN Broadway Off-Ramp
Location07-LA-005-19.50-LA
RouteInterstate 5
Coordinates34.07024, -118.21823
Functional classUrban Principal Arterial - Interstate

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 inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating37.8 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length274 ft (83.5 m)
Longest span77 ft (23.5 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2015)
Projected traffic18,600 by 2040
Trucks2%
Lanes on structure2
Traffic directionOne-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 Interstate 5 over N Broadway Off-Ramp built?

It was built in 1960, making it 65 years old in 2025.

What condition is Interstate 5 over N Broadway Off-Ramp 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 March 2023.

How much traffic does Interstate 5 over N Broadway Off-Ramp carry?

About 10,000 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Interstate 5 over N Broadway Off-Ramp?

The structure is 274 ft (83.5 m) long with a longest span of 77 ft (23.5 m) and a deck 33 ft wide.

Who owns Interstate 5 over N Broadway Off-Ramp?

It is owned by the State Highway Agency.