US Bridges

E&W105-S405 Conn over El Segundo Blvd

Good

Los Angeles County, California · 07-LA-105-R2.05-LA · Structure no. 53 1239H

Built
1989
36 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
182 ft
1 main span
Daily traffic
32,000
2018 count
Owner
State
State Highway Agency

About this bridge

E&W105-S405 Conn over El Segundo Blvd is a prestressed concrete box beam or girders - multiple carrying E&W105-S405 Conn over El Segundo Blvd in Los Angeles County, California. It was built in 1989, so it is 36 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 32,000 vehicles a day, roughly 2% of them trucks, projected to reach 35,976 by 2042. The structure is 182 ft (55.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE&W105-S405 Conn
CrossesEl Segundo Blvd
Location07-LA-105-R2.05-LA
RouteInterstate 105
Coordinates33.91664, -118.37074
Functional classUrban Principal Arterial - Interstate

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 rating63.2 US tons
Inventory rating32.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length182 ft (55.5 m)
Longest span180 ft (54.9 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic32,000 (2018)
Projected traffic35,976 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 E&W105-S405 Conn over El Segundo Blvd built?

It was built in 1989, making it 36 years old in 2025.

What condition is E&W105-S405 Conn over El Segundo Blvd 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 E&W105-S405 Conn over El Segundo Blvd carry?

About 32,000 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is E&W105-S405 Conn over El Segundo Blvd?

The structure is 182 ft (55.5 m) long with a longest span of 180 ft (54.9 m) and a deck 42 ft wide.

Who owns E&W105-S405 Conn over El Segundo Blvd?

It is owned by the State Highway Agency.