US Bridges

Avenida Del Este over Rio Del Oro Channel

Fair

Orange County, California · 100 E/O Avnda Rio Dl Oro · Structure no. 55C0616

Built
1970
55 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
41 ft
3 main spans
Daily traffic
550
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Avenida Del Este over Rio Del Oro Channel is a concrete culvert carrying Avenida Del Este over Rio Del Oro Channel in Orange County, California. It was built in 1970, so it is 55 years old, older 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 550 vehicles a day, roughly 1% of them trucks, projected to reach 750 by 2041. The structure is 41 ft (12.5 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAvenida Del Este
CrossesRio Del Oro Channel
Location100 E/O Avnda Rio Dl Oro
RouteCity Street 0
Coordinates33.89571, -117.78135
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior 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 spans3
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span12 ft (3.7 m)
Deck width49 ft (14.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2020)
Projected traffic750 by 2041
Trucks1%
Lanes on structure2
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 Avenida Del Este over Rio Del Oro Channel built?

It was built in 1970, making it 55 years old in 2025.

What condition is Avenida Del Este over Rio Del Oro 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 April 2024.

How much traffic does Avenida Del Este over Rio Del Oro Channel carry?

About 550 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Avenida Del Este over Rio Del Oro Channel?

The structure is 41 ft (12.5 m) long with a longest span of 12 ft (3.7 m) and a deck 49 ft wide.

Who owns Avenida Del Este over Rio Del Oro Channel?

It is owned by the City or Municipal Highway Agency.