US Bridges

Los Alisos Blvd over Interstate 5

Good

Orange County, California · 12-ORA-005-17.94-LGNH · Structure no. 55 1151

Built
2024
1 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
259 ft
2 main spans
Daily traffic
25,000
2024 count
Owner
State
State Highway Agency

About this bridge

Los Alisos Blvd over Interstate 5 is a prestressed concrete stringer/multi-beam or girder carrying Los Alisos Blvd over Interstate 5 in Orange County, California. It was built in 2024, so it is 1 years old, younger 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 25,000 vehicles a day, roughly 3% of them trucks, projected to reach 35,000 by 2046. The structure is 259 ft (79 m) long and 106 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLos Alisos Blvd
CrossesInterstate 5
Location12-ORA-005-17.94-LGNH
RouteCity Street 0
Coordinates33.60778, -117.69779
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadGreater than HL 93
Structure length259 ft (79 m)
Longest span136 ft (41.4 m)
Deck width106 ft (32.4 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2024)
Projected traffic35,000 by 2046
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Los Alisos Blvd over Interstate 5 built?

It was built in 2024, making it 1 years old in 2025.

What condition is Los Alisos Blvd over Interstate 5 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 Los Alisos Blvd over Interstate 5 carry?

About 25,000 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Los Alisos Blvd over Interstate 5?

The structure is 259 ft (79 m) long with a longest span of 136 ft (41.4 m) and a deck 106 ft wide.

Who owns Los Alisos Blvd over Interstate 5?

It is owned by the State Highway Agency.