US Bridges

N710-N5 Connector over Route 5 SB

Fair

Los Angeles County, California · 07-LA-710-23.20-CMRC · Structure no. 53 0790G

Built
1955
70 years old
Condition
Fair
inspected August 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
224 ft
3 main spans
Daily traffic
55,000
2015 count
Owner
State
State Highway Agency

About this bridge

N710-N5 Connector over Route 5 SB is a concrete continuous box beam or girders - multiple carrying N710-N5 Connector over Route 5 SB in Los Angeles County, California. It was built in 1955, so it is 70 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 55,000 vehicles a day, roughly 2% of them trucks, projected to reach 63,697 by 2041. The structure is 224 ft (68.3 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesN710-N5 Connector
CrossesRoute 5 SB
Location07-LA-710-23.20-CMRC
RouteInterstate 710
CountyLos Angeles County
StateCalifornia
Coordinates34.01548, -118.17249
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating50 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length224 ft (68.3 m)
Longest span106 ft (32.3 m)
Deck width34 ft (10.3 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,000 (2015)
Projected traffic63,697 by 2041
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 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 N710-N5 Connector over Route 5 SB built?

It was built in 1955, making it 70 years old in 2025.

What condition is N710-N5 Connector over Route 5 SB in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does N710-N5 Connector over Route 5 SB carry?

About 55,000 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is N710-N5 Connector over Route 5 SB?

The structure is 224 ft (68.3 m) long with a longest span of 106 ft (32.3 m) and a deck 34 ft wide.

Who owns N710-N5 Connector over Route 5 SB?

It is owned by the State Highway Agency.