US Bridges

Route 5 over Jamboree Road

Good

Orange County, California · 12-ORA-005-27.59-IRVN · Structure no. 55 0656

Built
1991
34 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
186 ft
2 main spans
Daily traffic
316,400
2016 count
Owner
State
State Highway Agency

About this bridge

Route 5 over Jamboree Road is a prestressed concrete continuous box beam or girders - multiple carrying Route 5 over Jamboree Road in Orange County, California. It was built in 1991, so it is 34 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 316,400 vehicles a day, projected to reach 317,123 by 2040. The structure is 186 ft (56.7 m) long and 221 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute 5
CrossesJamboree Road
Location12-ORA-005-27.59-IRVN
RouteInterstate 5
Coordinates33.71966, -117.79466
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 inspectionJuly 2023
Inspection intervalevery 24 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length186 ft (56.7 m)
Longest span92 ft (28 m)
Deck width221 ft (67.5 m)
Roadway width216 ft (65.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic316,400 (2016)
Projected traffic317,123 by 2040
Trucks0%
Lanes on structure14
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 Route 5 over Jamboree Road built?

It was built in 1991, making it 34 years old in 2025.

What condition is Route 5 over Jamboree Road 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 Route 5 over Jamboree Road carry?

About 316,400 vehicles per day (2016 count).

How long is Route 5 over Jamboree Road?

The structure is 186 ft (56.7 m) long with a longest span of 92 ft (28 m) and a deck 221 ft wide.

Who owns Route 5 over Jamboree Road?

It is owned by the State Highway Agency.