US Bridges

Commonwealth Ave over Fullerton Creek Channel

Fair

Orange County, California · 0.1 MI W/O Raymond Ave · Structure no. 55C0418

Built
1979
46 years old
Condition
Fair
inspected February 2022
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
19,000
2008 count
Owner
City
City or Municipal Highway Agency

About this bridge

Commonwealth Ave over Fullerton Creek Channel is a concrete culvert carrying Commonwealth Ave over Fullerton Creek Channel in Orange County, California. It was built in 1979, so it is 46 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 19,000 vehicles a day, roughly 1% of them trucks, projected to reach 42,269 by 2044. The structure is 21 ft (6.3 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCommonwealth Ave
CrossesFullerton Creek Channel
Location0.1 MI W/O Raymond Ave
RouteCity Street 0
Coordinates33.87037, -117.90902
Functional classUrban Minor 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
Channel and channel protection9 ExcellentNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.3 m)
Longest span10 ft (3 m)
Deck width83 ft (25.3 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic19,000 (2008)
Projected traffic42,269 by 2044
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Commonwealth Ave over Fullerton Creek Channel built?

It was built in 1979, making it 46 years old in 2025.

What condition is Commonwealth Ave over Fullerton Creek Channel 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 February 2022.

How much traffic does Commonwealth Ave over Fullerton Creek Channel carry?

About 19,000 vehicles per day (2008 count), of which roughly 1% are trucks.

How long is Commonwealth Ave over Fullerton Creek Channel?

The structure is 21 ft (6.3 m) long with a longest span of 10 ft (3 m) and a deck 83 ft wide.

Who owns Commonwealth Ave over Fullerton Creek Channel?

It is owned by the City or Municipal Highway Agency.