US Bridges

Jamboree RD over Moffett Drive

Fair

Orange County, California · 0.5 MI S/O Edinger Ave · Structure no. 55C0557

Built
1991
34 years old
Condition
Fair
inspected July 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
128 ft
2 main spans
Daily traffic
80,000
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jamboree RD over Moffett Drive is a concrete box beam or girders - multiple carrying Jamboree RD over Moffett Drive 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 80,000 vehicles a day, roughly 3% of them trucks, projected to reach 147,786 by 2040. The structure is 128 ft (39 m) long and 121 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesJamboree RD
CrossesMoffett Drive
Location0.5 MI S/O Edinger Ave
RouteCity Street 0
CountyOrange County
StateCalifornia
Coordinates33.70105, -117.80971
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length128 ft (39 m)
Longest span64 ft (19.5 m)
Deck width121 ft (36.9 m)
Roadway width112 ft (34 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,000 (2014)
Projected traffic147,786 by 2040
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Jamboree RD over Moffett Drive built?

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

What condition is Jamboree RD over Moffett Drive in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Jamboree RD over Moffett Drive carry?

About 80,000 vehicles per day (2014 count), of which roughly 3% are trucks.

How long is Jamboree RD over Moffett Drive?

The structure is 128 ft (39 m) long with a longest span of 64 ft (19.5 m) and a deck 121 ft wide.

Who owns Jamboree RD over Moffett Drive?

It is owned by the City or Municipal Highway Agency.