US Bridges

State Route 57 over Brea Trail

Fair

Orange County, California · 12-ORA-057-20.61-BRE · Structure no. 55 0482

Built
1971
54 years old, rebuilt 2013
Condition
Fair
inspected June 2024
Type
Girder and Floorbeam System
Concrete Continuous
Length
173 ft
3 main spans
Daily traffic
245,000
2020 count
Owner
State
State Highway Agency

About this bridge

State Route 57 over Brea Trail is a concrete continuous girder and floorbeam system carrying State Route 57 over Brea Trail in Orange County, California. It was built in 1971 and reconstructed in 2013, so it is 54 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 245,000 vehicles a day, roughly 8% of them trucks, projected to reach 310,000 by 2041. The structure is 173 ft (52.7 m) long and 213 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 57
CrossesBrea Trail
Location12-ORA-057-20.61-BRE
RouteState Highway 57
Coordinates33.92103, -117.8799
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionJune 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 rating48.9 US tons
Inventory rating35.1 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length173 ft (52.7 m)
Longest span69 ft (21 m)
Deck width213 ft (65 m)
Roadway width208 ft (63.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic245,000 (2020)
Projected traffic310,000 by 2041
Trucks8%
Lanes on structure12
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 57 over Brea Trail built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2013.

What condition is State Route 57 over Brea Trail 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 State Route 57 over Brea Trail carry?

About 245,000 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is State Route 57 over Brea Trail?

The structure is 173 ft (52.7 m) long with a longest span of 69 ft (21 m) and a deck 213 ft wide.

Who owns State Route 57 over Brea Trail?

It is owned by the State Highway Agency.