US Bridges

E22-N405 Conn. over RTE405

Good

Orange County, California · 12-ORA-022-R0.39-SLB · Structure no. 55 1096G

Built
2014
11 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
342 ft
2 main spans
Daily traffic
10,000
2020 count
Owner
State
State Highway Agency

About this bridge

E22-N405 Conn. over RTE405 is a prestressed concrete continuous box beam or girders - multiple carrying E22-N405 Conn. over RTE405 in Orange County, California. It was built in 2014, so it is 11 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 10,000 vehicles a day, roughly 2% of them trucks, projected to reach 12,000 by 2042. The structure is 342 ft (104.2 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesE22-N405 Conn.
CrossesRTE405
Location12-ORA-022-R0.39-SLB
RouteState Highway 22
Coordinates33.78352, -118.09129
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length342 ft (104.2 m)
Longest span171 ft (52.1 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,000 (2020)
Projected traffic12,000 by 2042
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed2.5 mi (4 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 E22-N405 Conn. over RTE405 built?

It was built in 2014, making it 11 years old in 2025.

What condition is E22-N405 Conn. over RTE405 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 April 2024.

How much traffic does E22-N405 Conn. over RTE405 carry?

About 10,000 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is E22-N405 Conn. over RTE405?

The structure is 342 ft (104.2 m) long with a longest span of 171 ft (52.1 m) and a deck 30 ft wide.

Who owns E22-N405 Conn. over RTE405?

It is owned by the State Highway Agency.