US Bridges

Richfield Road over Cabron Creek Channel

Good

Orange County, California · 0.1 Mi. S/O Orangethorpe · Structure no. 55C0078

Built
1964
61 years old, rebuilt 2014
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
8,700
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Richfield Road over Cabron Creek Channel is a concrete culvert carrying Richfield Road over Cabron Creek Channel in Orange County, California. It was built in 1964 and reconstructed in 2014, so it is 61 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 8,700 vehicles a day, roughly 1% of them trucks, projected to reach 16,818 by 2042. The structure is 22 ft (6.7 m) long and 81 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRichfield Road
CrossesCabron Creek Channel
Location0.1 Mi. S/O Orangethorpe
RouteCity Street 0
Coordinates33.86643, -117.82592
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width81 ft (24.8 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,700 (2015)
Projected traffic16,818 by 2042
Trucks1%
Lanes on structure5
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 Richfield Road over Cabron Creek Channel built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2014.

What condition is Richfield Road over Cabron Creek Channel 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 October 2024.

How much traffic does Richfield Road over Cabron Creek Channel carry?

About 8,700 vehicles per day (2015 count), of which roughly 1% are trucks.

How long is Richfield Road over Cabron Creek Channel?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 81 ft wide.

Who owns Richfield Road over Cabron Creek Channel?

It is owned by the City or Municipal Highway Agency.