US Bridges

W105-N110 Conn over Broadway Imperial HWY

Good

Los Angeles County, California · 07-LA-105-R7.61-LA · Structure no. 53 2676F

Built
1989
36 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,269 ft
9 main spans
Daily traffic
39,250
2024 count
Owner
State
State Highway Agency

About this bridge

W105-N110 Conn over Broadway Imperial HWY is a prestressed concrete continuous box beam or girders - multiple carrying W105-N110 Conn over Broadway Imperial HWY 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 39,250 vehicles a day, roughly 2% of them trucks, projected to reach 50,000 by 2042. The structure is 1,269 ft (386.7 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW105-N110 Conn
CrossesBroadway Imperial HWY
Location07-LA-105-R7.61-LA
RouteInterstate 105
Coordinates33.92925, -118.27686
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 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 alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length1,269 ft (386.7 m)
Longest span175 ft (53.3 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,250 (2024)
Projected traffic50,000 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 statusEligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was W105-N110 Conn over Broadway Imperial HWY built?

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

What condition is W105-N110 Conn over Broadway Imperial HWY 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 June 2024.

How much traffic does W105-N110 Conn over Broadway Imperial HWY carry?

About 39,250 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is W105-N110 Conn over Broadway Imperial HWY?

The structure is 1,269 ft (386.7 m) long with a longest span of 175 ft (53.3 m) and a deck 42 ft wide.

Who owns W105-N110 Conn over Broadway Imperial HWY?

It is owned by the State Highway Agency.