US Bridges

Marina Hills Drive over Equestrian Uc

Fair

Orange County, California · 100 East of Niguel Road · Structure no. 55C0612

Built
1980
45 years old
Condition
Fair
inspected June 2024
Type
Arch - Deck
Steel
Length
26 ft
1 main span
Daily traffic
12,500
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Marina Hills Drive over Equestrian Uc is a steel arch - deck carrying Marina Hills Drive over Equestrian Uc in Orange County, California. It was built in 1980, so it is 45 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 5 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 12,500 vehicles a day, roughly 3% of them trucks, projected to reach 21,881 by 2044. The structure is 26 ft (7.9 m) long and 160 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMarina Hills Drive
CrossesEquestrian Uc
Location100 East of Niguel Road
RouteCity Street 0
Coordinates33.51876, -117.70472
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
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: 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 typeArch - Deck
MaterialSteel
DeckNot applicable
Main spans1
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span25 ft (7.6 m)
Deck width160 ft (48.8 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2019)
Projected traffic21,881 by 2044
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesPedestrian / bicycle
Detour if closed1.9 mi (3 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 Marina Hills Drive over Equestrian Uc built?

It was built in 1980, making it 45 years old in 2025.

What condition is Marina Hills Drive over Equestrian Uc 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 June 2024.

How much traffic does Marina Hills Drive over Equestrian Uc carry?

About 12,500 vehicles per day (2019 count), of which roughly 3% are trucks.

How long is Marina Hills Drive over Equestrian Uc?

The structure is 26 ft (7.9 m) long with a longest span of 25 ft (7.6 m) and a deck 160 ft wide.

Who owns Marina Hills Drive over Equestrian Uc?

It is owned by the City or Municipal Highway Agency.