US Bridges

Rancho Viejo Road over Horno Creek Channel

Good

Orange County, California · 0.3 Mi. N/O Ortega Hwy. · Structure no. 55C0505

Built
1982
43 years old
Condition
Good
inspected April 2022
Type
Culvert
Concrete
Length
45 ft
3 main spans
Daily traffic
14,000
2017 count
Owner
City
City or Municipal Highway Agency

About this bridge

Rancho Viejo Road over Horno Creek Channel is a concrete culvert carrying Rancho Viejo Road over Horno Creek Channel in Orange County, California. It was built in 1982, so it is 43 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 14,000 vehicles a day, roughly 1% of them trucks, projected to reach 16,706 by 2041. The structure is 45 ft (13.7 m) long and 135 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRancho Viejo Road
CrossesHorno Creek Channel
Location0.3 Mi. N/O Ortega Hwy.
RouteCity Street 0
Coordinates33.50804, -117.65784
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 inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable 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
DeckNot applicable
Main spans3
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span10 ft (3 m)
Deck width135 ft (41 m)
Roadway width71 ft (21.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,000 (2017)
Projected traffic16,706 by 2041
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 Rancho Viejo Road over Horno Creek Channel built?

It was built in 1982, making it 43 years old in 2025.

What condition is Rancho Viejo Road over Horno 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 April 2022.

How much traffic does Rancho Viejo Road over Horno Creek Channel carry?

About 14,000 vehicles per day (2017 count), of which roughly 1% are trucks.

How long is Rancho Viejo Road over Horno Creek Channel?

The structure is 45 ft (13.7 m) long with a longest span of 10 ft (3 m) and a deck 135 ft wide.

Who owns Rancho Viejo Road over Horno Creek Channel?

It is owned by the City or Municipal Highway Agency.