US Bridges

Via Lomas De Yorba over BNSF RY AMTRAK Metrolink

Fair

Orange County, California · 0.2 Mi. N/O LA Palma Ave. · Structure no. 55C0542

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
138 ft
3 main spans
Daily traffic
7,500
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

Via Lomas De Yorba over BNSF RY AMTRAK Metrolink is a concrete continuous tee beam carrying Via Lomas De Yorba over BNSF RY AMTRAK Metrolink in Orange County, California. It was built in 1986, so it is 39 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 7,500 vehicles a day, roughly 1% of them trucks, projected to reach 14,964 by 2041. The structure is 138 ft (42.1 m) long and 64 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesVia Lomas De Yorba
CrossesBNSF RY AMTRAK Metrolink
Location0.2 Mi. N/O LA Palma Ave.
RouteCity Street 0
Coordinates33.8736, -117.72249
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
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 typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.1 m)
Longest span54 ft (16.5 m)
Deck width64 ft (19.5 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,500 (2020)
Projected traffic14,964 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 Via Lomas De Yorba over BNSF RY AMTRAK Metrolink built?

It was built in 1986, making it 39 years old in 2025.

What condition is Via Lomas De Yorba over BNSF RY AMTRAK Metrolink 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 Via Lomas De Yorba over BNSF RY AMTRAK Metrolink carry?

About 7,500 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Via Lomas De Yorba over BNSF RY AMTRAK Metrolink?

The structure is 138 ft (42.1 m) long with a longest span of 54 ft (16.5 m) and a deck 64 ft wide.

Who owns Via Lomas De Yorba over BNSF RY AMTRAK Metrolink?

It is owned by the City or Municipal Highway Agency.