US Bridges

W105-S710 Conn over Route 105 & Lrt 710

Good

Los Angeles County, California · 07-LA-105-R13.65-LYN · Structure no. 53 2414F

Built
1993
32 years old
Condition
Good
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
1,725 ft
10 main spans
Daily traffic
233,000
2020 count
Owner
State
State Highway Agency

About this bridge

W105-S710 Conn over Route 105 & Lrt 710 is a prestressed concrete continuous box beam or girders - multiple carrying W105-S710 Conn over Route 105 & Lrt 710 in Los Angeles County, California. It was built in 1993, so it is 32 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 233,000 vehicles a day, roughly 2% of them trucks, projected to reach 246,000 by 2042. The structure is 1,725 ft (525.8 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW105-S710 Conn
CrossesRoute 105 & Lrt 710
Location07-LA-105-R13.65-LYN
RouteInterstate 105
Coordinates33.9104, -118.18131
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 inspectionMay 2024
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20 + Mod
Structure length1,725 ft (525.8 m)
Longest span232 ft (70.6 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic233,000 (2020)
Projected traffic246,000 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 W105-S710 Conn over Route 105 & Lrt 710 built?

It was built in 1993, making it 32 years old in 2025.

What condition is W105-S710 Conn over Route 105 & Lrt 710 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 May 2024.

How much traffic does W105-S710 Conn over Route 105 & Lrt 710 carry?

About 233,000 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is W105-S710 Conn over Route 105 & Lrt 710?

The structure is 1,725 ft (525.8 m) long with a longest span of 232 ft (70.6 m) and a deck 42 ft wide.

Who owns W105-S710 Conn over Route 105 & Lrt 710?

It is owned by the State Highway Agency.