US Bridges

Edwards Street over Route 405

Good

Orange County, California · 12-ORA-405-18.60-WTM · Structure no. 55 1117

Built
2022
3 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
390 ft
2 main spans
Daily traffic
4,000
2022 count
Owner
State
State Highway Agency

About this bridge

Edwards Street over Route 405 is a prestressed concrete continuous box beam or girders - multiple carrying Edwards Street over Route 405 in Orange County, California. It was built in 2022, so it is 3 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 4,000 vehicles a day, roughly 2% of them trucks, projected to reach 5,898 by 2040. The structure is 390 ft (118.8 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEdwards Street
CrossesRoute 405
Location12-ORA-405-18.60-WTM
RouteCity Street 0
Coordinates33.75289, -118.01511
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length390 ft (118.8 m)
Longest span219 ft (66.6 m)
Deck width74 ft (22.6 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2022)
Projected traffic5,898 by 2040
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Edwards Street over Route 405 built?

It was built in 2022, making it 3 years old in 2025.

What condition is Edwards Street over Route 405 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 September 2023.

How much traffic does Edwards Street over Route 405 carry?

About 4,000 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is Edwards Street over Route 405?

The structure is 390 ft (118.8 m) long with a longest span of 219 ft (66.6 m) and a deck 74 ft wide.

Who owns Edwards Street over Route 405?

It is owned by the State Highway Agency.